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Leveling with MM-wave

Millimeter-wave source module leveling is similar to power meter

Source Modules

leveling. The following figures illustrate the setups for leveling with a
mm-wave source module.

W E P T

Figure 1-14. MM-wave Source Module Leveling

High power model swept CW generators can externally level
mm-wave source modules to maximum specified power without a

microwave amplifier.

Getting Started Advanced

Содержание HP 8360 L Series

Страница 1: ...CW generator with the model and serial number prefix combination shown below You may have to modify this manual so that it applies directly to your instrument version Refer to the Instrument History chapter HP 83623L 3OL 4OL 5OL 3844A and below Pii HEWLETT PACKARD HP Part No 08380 90134 Printed in USA February 1999 Supersedes September 1997 ...

Страница 2: ...ng performance or use of this material Use duplication or disclosure by the U S Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights of Technical Data and Computer Software clause at DFARS 252 227 7013 for DOD agencies and subparagraphs c 1 and c 2 of the Commercial Computer Software Restricted Rights clause at FAR 52 227 19 for other agencies Copyright Hewlett P...

Страница 3: ...r Buyer shall pay all shipping charges duties and taxes for products returned to Hewlett Packard from another country Hewlett Packard warrants that its software and firmware designated by Hewlett Packard for use with an instrument will execute its programming instructions when properly installed on that instrument Hewlett Packard does not warrant that the operation of the instrument or software or...

Страница 4: ...operating this instrument WARNING Warning denotes a hazard It calls attention to a procedure which if not correctly performed or adhered to could result in injury or loss of life Do not proceed beyond a warning note until the indicated conditions are fully understood and met CAUTION Caution denotes a hazard It calls attention to a procedure that if not correctly performed or adhered to would resul...

Страница 5: ... socket outlet provided with a protective earth contact Any interruption of the protective conductor inside or outside the instrument is likely to make the instrument dangerous Intentional interruption is prohibited n If this instrument is used in a manner not specified by Hewlett Packard Co the protection provided by the instrument may be impaired This product must be used in a normal condition i...

Страница 6: ...on Requirements When installing the instrument in a cabinet the convection into and out of the instrument must not be restricted The ambient temperature outside the cabinet must be less than the maximum operating temperature of the instrument by 4 C for every 100 watts dissipated in the cabinet If the total power dissipated in the cabinet is greater than 800 watts then forced convection must be us...

Страница 7: ...ment comprise the instrument serial number S E R I A L N U M B E R h I PREFIX SUFFIX A SER 1 2 3 4 A 1 2 3 4 5 I INSTALLED OPTIONS Figure O l Typical Serial Number Label User s Guide Tabs divide the major chapters of this manual The contents of each Organization chapter is listed in the Table of Contents HP 8360 L Series Documentation Documentation Map For a pictorial representation of the HP 8360...

Страница 8: ...ed to press a hardkey Softkeys Softkeys are located just below the display and their functions depend on the current display These keys are represented in softkey You are instructed to select a softkey Regulatory Information This product has been designed and tested in accordance with IEC Publication 1010 Safety Requirements for Electronic Measuring Apparatus and has been supplied in a safe condit...

Страница 9: ...io frequency interference limits are met at the border of his premises Model HP 8360 L Series Swept CW Generator Note Hiermit wird bescheinigt dass dieses Gerat System in fibereinstimmung mit den Bestimmungen von Postverfiigung 1046 84 funkentst rt ist Der Deutschen Bundespost wurde das Inverkehrbringen dieses Gerates Systems angezeight und die Berechtigung zur Uberpriifung der Serie auf Einhaltun...

Страница 10: ... Group I Class A IEC 801 2 1984 EN 50082 1 1992 4 kV CD 8 kV AD IEC 801 3 1984 EN 50082 1 1992 3 V m 27 500 MHz IEC 801 4 1988 EN 50082 I 1992 0 5 kV Sig Lines 1 kV Power Lines IEC 555 2 1982 Al 1985 I EN 60555 2 1987 IEC 555 3 1982 Al 1990 EN 60555 3 1987 Al 1991 Supplementary Information hese products herewith comply with the requirements of the Low Voltage Directive 3 23 EEC and the EMC Directi...

Страница 11: ...tions in the documentation The CE mark is a registered trademark of the European Community The CSA mark is a registered trademark of the Canadian Standards Association This is a symbol of an Industrial Scientific and Medical Group 1 Class A product This is an ON symbol The symbol ON is used to mark the position of the instrument power line switch This is an ON symbol The symbol ON is used to mark ...

Страница 12: ... 49 6172 16 O INTERCON FIELD OPERATIONS Headquarters Hewlett Packard Company 3495 Deer Creek Road Palo Alto California USA 94304 1316 415 857 5027 China China Hewlett Packard Company 38 Bei San Huan Xl Road Shuang Yu Shu Hai Dian District Beijing China 86 1 2566888 Taiwan Hewlett Packard Taiwan 8th Floor H P Building 337 Fu Hsing North Road Taipei Taiwan 886 2 712 0404 Australia Hewlett Packard Au...

Страница 13: ...ling the Swept CW Generator Leveling with Detectors Couplers Splitters External Leveling Used With the Optional Step Attenuator Leveling with Power Meters Leveling with MM wave Source Modules Working with Mixers Reverse Power Effects Working with Spectrum Analyzers Reverse Power Effects Optimizing Swept CW Generator Performance Creating and Applying the User Flatness Correction Array Creating a Us...

Страница 14: ...o Use Examples Command Examples Response Examples Essentials for Beginners Program and Response Messages Forgiving Listening and Precise Talking Types of Commands Subsystem Command Trees The Command Tree Structure Paths Through the Command Tree Subsystem Command Tables Reading the Command Table More About Commands Query and Event Commands Implied Commands Optional Parameters Program Message Exampl...

Страница 15: ...omments Local Lockout Demonstration Example Program 2 Program Comments Setting Up A Typical Sweep Example Program 3 Program Comments Queries Example Program 4 Program Comments Saving and Recalling States Example Program 5 Program Comments Looping and Synchronization Example Program 6 Program Comments Using the WA1 Command Example Program 7 Program Comments Using the User Flatness Correction Comman...

Страница 16: ...ELay SOURce Related Documents The International Institute of Electrical and Electronics Engineers Hewlett Packard Company l 107 l 109 l 109 l 109 l 109 l 110 l 111 l 111 1 112 l 114 l 115 1 115 1 116 l 117 1 118 1 118 l 118 1 118 1 118 1 119 l 120 l 120 l 120 2 Operating and Programming Reference How To Use This Chapter 2 1 A Address A l Adrs Menu A l ALC A 3 ALC Bandwidth Select Auto A 10 ALC Ban...

Страница 17: ... c 13 D Dblr Amp Menu D l Delete Menu D 2 Delete All D 2 Delete Current D 3 Delete Undef D 3 DeltaMarker D 4 Delta Mkr Ref D 5 Disp Status D 5 Doubler Amp Wode AUTO D 7 Doubler Amp Mode Off D 7 Doubler Arap Mode On D 8 Dwell Coupled D 9 E 8360Adrs EnterCorr EnterFreq Enter List Dwell Enter List Freq Enter List Offset ENTRY KEYS ENTRY ON OFF ExtDet Cal E l E l E 2 E 2 E 3 E 4 E 4 E 5 E 5 Contents 5...

Страница 18: ... FullUsr Cal F 14 G Global Dwell G l Global Offset G l H HP IB Address H l HP IB Menu H l L Leveling ModeALCof f L l Leveling ModeNorxtal L 2 Leveling ModeSearch L 2 Leveling PointExtDet L 3 Leveling PointIntml L 3 Leveling PointModule L 4 Leveling PointPwrMtr L 5 LINE SWITCH L 5 ListMenu L 6 List Mode Pt TrigAuto L 8 List Mode Pt TrigBus L 9 List Mode Pt TrigExt L 9 TEL L 10 Contents 6 ...

Страница 19: ...NIOD Module Menu Module Select AUTO Module Select Front Module Select None Module Select Rear more n m Mtr Meas Menu P Peak RF Always Pulse On OffScal ar Pwr Mtr Range Analyzr CIIL SCPI M l M l M 3 M 4 M 5 M 5 M 6 M 6 M 7 M 7 M 8 M 8 M 9 M 9 M 10 M 11 M 11 M 12 M 13 M 13 M 14 P l P 2 P 2 P 5 P 6 P 7 P 8 P 9 P 10 P 11 P 11 P 12 P 13 P 13 P 14 P 15 P 15 P 16 Contents 7 ...

Страница 20: ...t Ml Stop M2 s 54 Start Sweep Trigger Auto s 55 Start Sweep Trigger Bus s 55 Start Sweep Trigger Ext S 56 Step Control Master S 56 Step Control Slave S 58 Step Dwell s 59 Step Points S 60 StepSize S 60 Step Sup Menu S 61 Step Sup PtTrig Auto S 62 Step Sup PtTrig Bus S 62 Step Sup PtTrig Ext S 63 ISTOP S 63 SWEEP MENU S 64 Sweep Mode List S 65 Sweep Mode Ramp S 66 Sweep Mode Step S 66 Sup Span CalA...

Страница 21: ...al Order SCPI Error Messages in Numerical Order Swept CW Generator Specific SCPI Error Messages Universal SCPI Error Messages Error Messages From 499 To 400 Error Messages From 399 To 300 Error Messages From 299 To 200 Error Messages From 199 to 100 2b Menu Maps ALC Menu Frequency Menu Marker Menu Modulation Menu Power Menu Service Menu Sweep Menu System Menu User Cal Menu T l T l T 2 T 2 T 3 T 3 ...

Страница 22: ...iary Output RF Output External ALC Input Trigger Input Trigger Output 10 MHz Reference Input 10 MHz Reference Output Sweep Output Stop Sweep Input Output Z Axis Blanking Markers Output Volts GHz Output Source Module Interface Auxiliary Interface Models Options Option 001 Add Step Attenuator Option 004 Rear Panel RF Output Option 008 1 Hz Frequency Resolution Option 700 MATE System Compatibility Op...

Страница 23: ... Mating Connectors 10 MHz Frequency Reference Selection and Warmup Time Operating Environment Chassis Kits Rack Mount Slide Kit Option 806 Installation Procedure Rack Flange Kit for Swept CW Generators with Handles Removed Option 908 Installation Procedure Rack Flange Kit for Swept CW Generators with Handles Attached Option 913 Installation Procedure Storage and Shipment Environment Package the Sw...

Страница 24: ... Language to SCPI Numeric Suffixes Status Bytes 3 22 3 22 3 23 3 23 3 23 3 23 3 23 3 23 3 24 3 24 4 Operator s Check and Routine Maintenance Operator s Checks Service Information Local Operator s Check Description Preliminary Check Main Check Routine Maintenance How to Replace the Line Fuse How to Clean the Fan Filter How to Clean the Cabinet How to Clean the Display Filter 4 l 4 l 4 2 4 2 4 2 4 3...

Страница 25: ...ng a User Flatness Array Automatically 1 19 Creating a User Flatness Array l 20 Creating Arbitrarily Spaced Frequency Correction Pairs in a Swept mm wave Environment 1 21 Scalar System Configuration l 22 Automatically Characterizing and Compensating for a Detector l 23 Decision Tree for ALC Bandwidth Selection l 24 SCPI Command Types l 25 A Simplified Command Tree l 26 Proper Use of the Colon and ...

Страница 26: ... Correction Data Frequency Span is a Subset of the Swept CW Generator Frequency Span P l S l How PRIOR Works I Connections Required for a Two Tone Scalar 2b 1 2b 2 2b 3 2b 4 2b 5 2b 6 2b 7 2b 8 2b 9 3 l 3 2 3 3 3 4 3 5 3 6 4 l Network Analyzer Measurement System ALC Menu Frequency Menu Marker Menu Modulation Menu Power Menu Service Menu Sweep Menu System Menu User Cal Menu AC Power Cables Availabl...

Страница 27: ...h Each Swept CW Generator Model 3 2 Language HP IB Addresses 3 3 Factory Set HP IB Addresses 3 4 Rack Mount Slide Kit Contents 3 5 Rack Flange Kit for Swept CW Generators with Handles Removed Contents 3 6 Rack Flange Kit for Swept CW Generators with Handles Attached Contents 3 7 Instrument Preset Conditions for the HP 8360 8340 8341 3 8 Numeric Suffixes 3 9 Programming Language Comparison 4 l Fuse...

Страница 28: ...iliar with swept CW generators but not necessarily familiar with how to use the special features of the HP 8360 L Series Swept CW Generator For the user wishing to program an HP 8360 L Series Swept CW Generator This section contains an introduction to Standard Commands for Programmable Instruments language SCPI Hewlett Packard s implementation of IEEE 488 2 1987 and an introduction to the Analyzer...

Страница 29: ...ollowing table lists the equipment used in the operation Examples examples shown in this chapter You can substitute equipment but be aware that you may get different results than those shown Equipment Used In Examples Equipment Recommended Model Numbers IPower Meter HP 436A 437B I Power Sensor I HP 8485A I Oscilloscope mm Wave Source Module HP 83556A I Power Amplifier HP 8349B 1 Detector t HP 8474...

Страница 30: ...generators HEWLETT PACKPrR0 MENU SELECT ENTRY IzEJm J SYSTEM YM u cEil I USERDrnNED u 1Lalc l pJ TJm J rmrm PRESET Figure l l The HP 8360 L Series Swept CW Generator PRESET initializes the front panel settings and runs the swept CW generator through a brief self test In the following examples unless stated otherwise begin by pressing PRESET Getting Started Basic l 3 ...

Страница 31: ...pected the swept CW generator uses all or part of this area to record the entries The active entry arrow indicates the active entry function and its current value Message Line This line is used to display ALC level status Unlock information Timebase status RF output status Softkey Label Area This area displays the name of the softkey directly below it Softkeys These keys activate the functions ind...

Страница 32: ...t you increase or decrease a numeric value The left right arrow keys choose a significant digit indicated by an underline Rotary Knob The rotary knob increases or decreases a numeric value The rotary knob can be used in combination with the left right arrow keys to change the increment size Terminator Keys After the numeric entry keys are used to enter a value these keys define the units Negative ...

Страница 33: ... data entry Start Stop Frequency The swept CW generator can sweep a frequency span as wide as Sweep the frequency range of the instrument or as narrow as 0 Hz swept CW In start stop sweep operation the swept CW generator produces a sweep from the selected start frequency to the selected stop frequency For example Press START J GHz Press ISTOP 0 0 LGHz The data display area indicates the start freq...

Страница 34: ...igure 1 4 CW Operation and Start Stop Frequency Sweep CW Operation start stop Frequency Sweep 1 Press cw 1 Press iZF 2 Enter value 2 Enter value 3 Press terminator key 3 Press terminator key 4 Press STOP 5 Enter value 6 Press terminator key Getting Started Basic 1 7 ...

Страница 35: ...ow keys This symmetrical increase or decrease of the frequency span about the center frequency is one reason that center frequency span swept operation is used instead of start stop frequency sweep Another example illustrates the subtleties of center frequency span Press CENTER GHz Press SPAN IGHz Notice that the center frequency changed This is because the center frequency could not accommodate a...

Страница 36: ... INTERFACE SWEEP LED CENTER SPAN Figure 1 5 Center Frequency and Span Operation Center Frequency Operation Span Operation 1 Press TiiFj 2 Enter value 1 Press m 2 Enter value 3 Press terminator key 3 Press terminator key Getting Started Basic 1 9 ...

Страница 37: ...f data entry Sweep Time Operation In typical applications the sweep time can vary tremendously from milliseconds in a network analyzer system to more than a minute in thermistor based power meter systems Press START IGHz Press STOP GHz Press lsWEEP Y J 0 I Watch the green SWEEP LED it blinks every 2 5 seconds The LED blinks at each retrace For the fastest sweep speed for which all specifications a...

Страница 38: ...PVT SWEEP TIME SWEEP LED POWER LEVEL Figure 1 6 Power Level and Sweep Time Operation Power Level Sweep Time Operation Operation 1 Press POWER LEVEL 1 Press S W E E P T I M E 2 Enter value 2 Enter value 3 Press 0 3 Press terminator key Getting Started Basic l 11 ...

Страница 39: ...ator to switch sweep modes but it does not initiate a single sweep A second keystroke press SINGLE initiates a single sweep When the swept CW generator is in single sweep operation the amber LED above the key lights When the swept CW generator is actually performing a sweep in single sweep mode the green SWEEP LED lights The manual sweep mode lets you use the rotary knob to either sweep from the s...

Страница 40: ...T SINGLE CONT SWEEP MENU Figure 1 7 Continuous Single and Manual Sweep Operation Single Sweep 1 Press iETQ Continuous Sweep 1 Press ICONT Manual Sweep 1 Press SWEEP IrV1ENU_ 2 Press Manual Sweep 3 Use the rotary knob to adjust frequency Getting Started Basic 1 13 ...

Страница 41: ... a second marker select Marker M2 and enter 0 GHz This process can be continued for all five markers Note that the marker displayed in the active entry area is active and can be controlled by the rotary knob arrow keys and numeric entry keys Once the Ml and M2 markers are established the marker sweep function softkey Ml M2 Sweep temporarily changes the original start stop frequencies to those of m...

Страница 42: ...e difference between the two markers When delta marker is showing in the active entry area the ENTRY area is active Rotate the rotary knob and watch the frequency difference change The last active marker in this case marker 3 changes frequency value not the reference marker OSCILLOSCOPE Figure 1 8 Marker Operation Marker Operation Delta Marker Operation 1 Press jiXi K 2 Select a marker key Ml MS 3...

Страница 43: ...IGHz Select Marker M2 iJ 0 0 LGHz To save this instrument state in register 1 press SAVE iJ To verify that the swept CW generator has saved this state Press PRESET Press IRECALL 0 Press MARKER The active entry area displays RECALL REGISTER 1 RECALLED Notice the sweep end points power level and the asterisks next to the marker 1 and 2 key labels You can save instrument states in registers 1 through...

Страница 44: ...CALL I I ENrRRy USER DEWED Figure 1 9 Saving and Recalling an Instrument State Save 1 Set up swept CW generator as desired 2 Press ISAVE 3 Press a number 1 through 8 Recall 1 Press IjZKiJ 2 Press a number 0 through 8 Getting Started Basic l 17 ...

Страница 45: ... dBm Press POWER jKQ Select Power Sweep and enter 0 dB m asterisk on Press SINGLE Watch the relative power indication on the power meter At the end of the sweep the power meter indicates 7 dB The active entry area on the swept CW generator indicates POWER SWEEP 7 00 dB SWP Now enter dB mLj power sweep is still the active entry function Press SINGLE This time the power meter indicates less than the...

Страница 46: ...e entry area displays RF SLOPE X XX dB GHz where X is a numeric value Power slope is now active notice that an asterisk is next to the key label Use the entry keys rotary knob or arrow keys to enter a value for the linear slope Press Power Slope again to turn this feature off SUEPT CU GENERFITOR POUER HETER I R F O U T P U T AGAPTER POWER SENSOR Figure l 10 Power Sweep and Power Slope Operation Po...

Страница 47: ...s given in these procedures Table l l Keys Under Discussion in This Section Paragraph Heading Keys Externally Leveling the Swept CW Generator Leveling Point ExtDet Coupling Factor POWER LEVEL Set Atten Leveling Point PwrMtr Pwr Mtr Range Leveling Point Module Mdl Lev Menu Working with Mixers Reverse Power Effects Uncoupl Atten Leveling Mode Normal Working with Spectrum Analyzers Leveling Mode ALCo...

Страница 48: ...Jsing Step Sweep reating and Using a Frequency List Jsing the Security Features 2hanging the Preset Parameters USER DEFINED MENU ASSIGN Step Sup Menu List Menu Delete Menu Enter List Freq Enter List Offset Enter List Dwell Pt Trig Menu Zero Freq Save Lock Clear Memory Blank Display Save Usr Preset Preset Mode User P R E S E T For more information each of these keys has a separate entry in Chapter ...

Страница 49: ...ling with Figure l 11 illustrates a typical setup for external leveling When Detectors Couplers externally leveled the power level feedback is taken from the external Splitters negative detector input rather than the internal detector This feedback voltage controls the ALC system to set the desired RF output Refer to Figure A l in Chapter 2 for a block diagram of the swept CW generator s ALC circu...

Страница 50: ...nput power versus output voltage characteristics for typical HP diode detectors From the chart the leveled power at the diode detector input resulting from any external level voltage setting may be determined The range of power adjustment is approximately 30 dBm to 18 dBm Hint Automatically characterize and compensate for the detector used by performing a detector calibration Refer to Using Detect...

Страница 51: ... 20 dBV lO dBV 6 dBV 0 dBV 1 0 dBV 2 0 dBV 3 0 dBV 40 dBV 50 dBV 60 dBV 66 dBV 70 dBV 80 dBV 4 0 30 20 10 0 10 20 30 DETECTOR INPUT POWER dBm Figure 1 12 Typical Diode Detector Response at 25 C Getting Started Advanced 1 25 ...

Страница 52: ...so the LOW UNLVLED warning message is displayed Inserting 40 dB of attenuation results in an ALC level of 0 dBm which is well within the range of the ALC At 20 GHz 30 dB attenuation is a better choice as it results in an ALC level of 10 dBm This gives a margin for AM or other functions that vary the power level For optimum display accuracy and minimum noise the ALC level should be greater than 10 ...

Страница 53: ...r to manual range mode and note the range 2 Refer to menu map 1 3 Press LALC 4 Select Leveling Point PwrMtr 5 Select Pwr Mtr Range Enter the range value set for the power meter as noted in step 1 6 Select Coupling Factor press dB mZ Unlike detector leveling power meter leveling provides calibrated power out of the leveled RF port Hint To obtain flatness corrected power refer to Creating and Applyi...

Страница 54: ...figures illustrate the setups for leveling with a mm wave source module W E P T Cl4 GENERIWOR P RDAPTER IF REQUIRED Figure 1 14 MM wave Source Module Leveling High power model swept CW generators can externally level mm wave source modules to maximum specified power without a microwave amplifier l 28 Getting Started Advanced ...

Страница 55: ...lect Module Menu 5 Select Module Select Auto or Front or Rear depending on where the interface connection is made All of the ALC data necessary to communicate properly with the swept CW generator is exchanged via the SOURCE MODULE INTERFACE Hint To obtain flatness corrected power refer to Creating and Applying the User Flatness Correction Array in the Optimizing Swept CW Generator Performance sect...

Страница 56: ...s output In this example the reverse power is actually larger than the ALC level which may result in the swept CW generator output being shut off Figure 1 17 shows the same setup with uncoupled operation used to produce the same 8 dBm output In this case ATTEN 10 dB ALC Level 2 dBm The ALC level is 10 dB higher and the attenuator reduces the LO feedthrough by 10 dB Thus the detector sees a 2 dBm d...

Страница 57: ... ALC LmEL lO dBm Figure 1 16 Reverse Power Effects Coupled Operation with 8dBm Output r I I I 0 swmiEsl2ER WITH OPnON 001 MEASURES 2 dBm I I F j o goR p f I DETECTOR MEASURES 15 dBm REVERSE POWER RF OUTPUT MIXa g y LO 0 LO LEVEL I lO dBm 5dBm IF Figure 1 17 Reverse Power Effects Uncoupled Operation with 8dBm Output Getting Started Advanced 1 3 1 ...

Страница 58: ...stem bandwidth typically 10 kHz CW 200 kHz sweep or AM the effect of reverse power is amplitude modulation of the swept CW generator s output The AM rate equals the difference in RF frequencies Reverse power problems may be treated by using the unleveled mode There are two unleveled modes ALC off and search To set the swept CW generator to the ALC off mode 1 Refer to menu map 1 2 Press IALC 3 Sele...

Страница 59: ...xample illustrates how to set up correction tables for a different measurement requirement Modify the instrument setups shown to suit your particular needs Completed correction tables may be easily edited if more correction data is required for your measurement Additional correction frequencies may be added by using the auto fill feature or by entering correction frequencies individually The auto ...

Страница 60: ...ed If you have questions about external leveling refer to Externally Leveling the Swept CW Generator Set up Power Meter Zero and calibrate the power meter sensor Enter the appropriate power sensor calibration factors into the power meter Enable the power meter sensor cal factor array For operating information on the HP 437B power refer to its operating and service manual Connect the power sensor t...

Страница 61: ...ated Enter Correction Data into Array 14 Select Mtr Meas Menu Measure Gorr All The power meter is now under swept CW generator control and is performing the sequence of steps necessary to generate the correction information at each frequency point If an HP IB error message is displayed verify that the interface connections are correct Check the HP IB address of the power meter and ensure that it i...

Страница 62: ...flatness correction algorithm automatically calculates the appropriate correction and enters it into the table If you already have a table of correction data prepared it can be entered directly into the correction table using the front panel keypad of the swept CW generator With the list mode feature you may enter the test frequencies into a table in any order and specify an offset power and or a ...

Страница 63: ...ling the Swept CW Generator Set up Power Meter 2 Zero and calibrate the power meter sensor 3 Connect the power sensor to the point where flatness corrected power is desired Set up Swept CW Generator Parameters 4 On the swept CW generator press PRESET 5 POWER LEVEL 0 This sets the test port power to 5 dBm PO max Ppath loss Create A Frequency List 6 On the swept CW generator press FREQUENCY MENU 7 S...

Страница 64: ... 5 GHz set the appropriate power sensor cal factor on the power meter 17 Use the swept CW generator rotary knob to adjust for a measurement of 0 00 dBm on the power meter Notice that a correction value is entered at 5 GHz 18 Use the up arrow key to increment to the next correction cell 19 For 11 GHz set the appropriate power sensor cal factor on the power meter 20 Use the swept CW generator rotary...

Страница 65: ...r measurements can be long therefore we selected non sequential correction frequencies to target specific points or sections of the measurement range that we assume are more sensitive to power variations This greatly expedites setting up the user flatness correction table The amount of interpolated correction points between non sequential correction frequencies varies This example uses the HP 437B...

Страница 66: ...er to menu map 5 POWER 1 The equipment setup shown in Figure l 20 assumes that you have followed the steps necessary to correctly level the configuration If you have questions about external leveling refer to Externally Leveling the Swept CW Generator Set up Power Meter 2 Zero and calibrate the power meter sensor 3 Connect the power sensor to test port 4 Enter and store in the power meter the powe...

Страница 67: ...The frequency sweep is set from 26 5 to 40 GHz 7 Press POWER LEVEL 0 m The source module power is set to 7 dBm for maximum power to the device under test Access User Flatness Correction Menu 8 Press POWER MENU Select Fltness Menu 9 Select Delete Menu Delete All This step insures that the flatness array is empty 10 Press PRIOR Leave the delete menu and return to the previous soft key menu 11 Select...

Страница 68: ...rrection array is ready to be applied to your setup 14 To save the swept CW generator parameters including the correction table in an internal register press SAVE 0 n number 1 through 8 15 Disconnect the power meter sensor and press FLTNESS ON OFF amber LED on The power produced at the point where the power meter sensor was disconnected is now calibrated at the frequencies and power level specifie...

Страница 69: ...the swept CW generator then configure the system as shown in Figure 1 21 Note The swept CW generator s rear panel language and address switches must be set to 7 and 31 all l s to change the language or address of the swept CW generator from the front panel The programming language must be set to Analyzer Refer to menu map 8 System to find the location of softkey Programming Language Analyzer aster...

Страница 70: ...measurement system is disabled during an HP 437B correction calibration Note The user flatness correction array cannot be stored to a disk You must make sure that the array is stored in one of the eight internal registers Recalling a file from an HP 8757 disk will not erase the current array therefore you may recall an array from an internal register then recall an associated file from a disk For ...

Страница 71: ... 100 MHz from 2 to 20 GHz Set up Power Meter 13 Zero and calibrate the power meter sensor 14 Connect the power sensor to test port 15 Enter and store in the power meter the power sensor s cal factors for correction frequencies to be used Enter Correction Data into Array 16 Select Mtr Meas Menu Measure Corr All The power meter is now under swept CW generator control and is performing the sequence o...

Страница 72: ...erator parameters including the correction table in an internal register press SAVE n number 1 through 8 Reactivate the HP 8757 System Interface 21 Set the analyzer to SYSINTF ON the analyzer and swept CW generator preset 22 Press RECALL 0 Recall the swept CW generator parameters from storage register 1 23 On the swept CW generator press FLTNESS ON OFF amber LED on The power produced at the point ...

Страница 73: ... map 9 USER CAL HP 16 Kz iR POUER SENSOR Figure l 22 Automatically Characterizing and Compensating for a Detector 1 Connect the power meter as shown 2 Zero and calibrate the power meter sensor 3 Enter the appropriate power sensor calibration factors into the power meter 4 Enable the power meter sensor cal factor array For operating information on the HP 437B power meter refer to its operating and ...

Страница 74: ... is using address 13 is assumed Refer to the menu map 8 System for the key sequence necessary to reach softkey Meter Adrs 9 When the operation is complete a message is displayed disconnect the power meter sensor The swept CW generator has stored the compensation information in its memory and is using it to calibrate the detector s output voltage relative to power 1 48 Getting Started Advanced ...

Страница 75: ...red Press U S E R Select Tracking Menu Peak RF Always If peak always is on denoted by an asterisk next to the key label for an extended period of time the peaking function will automatically repeak every seven minutes Tracking Auto track is a more extensive version of peaking It causes all of the YTM tracking calibration constants to be aligned and requires approximately 40 to 90 seconds to comple...

Страница 76: ...e bandwidth high or low for each application To make the bandwidth sel tion thk swept CW generator determines which functions are activated and uses the decision tree shown in Figure l 23 High Bw Low Ew NO Smrch o r uat 0 F UNlcy o r SOP sweep NO Low Bw b High BW Figure l 23 Decision Tree for ALC Bandwidth Selection l 50 Getting Started Advanced ...

Страница 77: ...he number of points desired 6 Determine the dwell time desired select Step Dwell and enter a value or choose the dwell time determined by the ramp mode sweep time select Dwell Coupled 7 Determine the triggering scheme select Step Swp Pt Trig Auto Bus or Ext 8 Press SWEEP MENU_ 9 Select Sweep Mode Step to activate the step frequency mode Getting Started Advanced 1 51 ...

Страница 78: ...ess FREQUENCY MENU 3 Select List Menu To use the frequency points of a frequency list to create the frequency portion of the user flatness correction array 1 Refer to menu map 5 2 Press POWER I 3 Select Fitness Menu 4 Select Copy List 1 52 Getting Started Advanced ...

Страница 79: ...Using the Security To access the security menu Features 1 Refer to menu map 8 2 Press SYSTEM MENU 3 Select Security Menu Getting Started Advanced l 53 ...

Страница 80: ...U 4 Select Save User Preset 5 Select Preset Mode User Whenever the w key is pressed the swept CW generator will return to the operation state setup and saved in steps 1 and 4 The swept CW generator displays USERDEFINEDPRESETRECALLED and also gives you the option of selecting the factory preset state by creating a factory preset softkey 1 54 Getting Started Advanced ...

Страница 81: ...s portion of the manual specifically describes interfacing the swept CW generator to one type of instrument a computer The first part of this section provides general HP IB information Later the Standard Commands for Programmable Instruments language SCPI is introduced and example programs are given For information on programming in the Control Interface Intermediate Language CIIL refer to a separ...

Страница 82: ...d as a listener talker or controller depending on its current function in the network Listener A listener is a device capable of receiving data or commands from other instruments Any number of instruments in the HP IB network can be listeners simultaneously Talker A talker is a device capable of transmitting data or commands to other instruments To avoid confusion an HP IB system allows only one d...

Страница 83: ...ence manual the I O programming guide and the HP IB manual for the particular computer used Syntax drawings accompany each statement All items enclosed by a circle or oval are computer specific terms that must be entered exactly as described items enclosed in a rectangular box are names of parameters used in the statement and the arrows indicate a path that generates a valid combination of stateme...

Страница 84: ...ares all HP IB instruments for remote operation although nothing appears to happen to the instruments until they are addressed to talk or 10 REMOTE 719 which affects the HP IB instrument located at address 19 or 10 REMOTE719 721 726 715 which effects four instruments that have addresses 19 21 26 and 15 Related statements used by some computers RESUME Local Lockout Local Lockout can be used in conj...

Страница 85: ...ss 19 Related statements used by some computers RESUME Clear Clear causes all HP IB instruments or addressed instruments to assume a cleared condition with the definition of cleared being unique for each device For the swept CW generator 1 All pending output parameter operations are halted 2 The parser the software that interprets the programming codes is reset and now expects to receive the first...

Страница 86: ...d data commands from the controller to the addressed instrument The syntax is where USING is a secondary command that formats the output in a particular way such as a binary or ASCII representation of numbers The USING command is followed by image items that precisely define the format of the output these image items can be a string of code characters or a reference to a statement line in the comp...

Страница 87: ...sed in conjunction with OUTPUT such as 100 OUTPUT 719 programming codes I 110 ENTER719 I response data I ENTER statements are commonly formatted which requires the secondary command USING and the appropriate image items The most used image items involve end of line EOL suppression binary inputs and literal inputs For example 100 ENTER719USING B A B C suppresses the EOL sequence and indicates that ...

Страница 88: ... a long string of binary data where it might cause a false termination Also the bit patterns for the ASCII CR carriage return comma or semicolon might cause a false termination Suppression of the EOL causes the computer to accept all bit patterns as data not commands and relies on the HP IB EOI end or identify line for correct end of data termination Related statements used by some computers CONVE...

Страница 89: ...mplements SCPI Most instruments are electronic measurement or stimulus devices but this is not a requirement Similarly most instruments use an HP IB interface for communication The same concepts apply regardless of the instrument function or the type of interface used A program message is a combination of one or more properly formatted SCPI commands Program messages always go from a controller to ...

Страница 90: ...ut messages generally But the bracketed words program message indicate a precisely defined element of SCPI If you need them you can find the exact definitions of words such as program message in a syntax diagram How to Use Examples It is important to understand that programming with SCPI actually requires knowledge of two languages You must know the programming language of your controller BASIC C ...

Страница 91: ...y the details of how the input statement operates In particular investigate how the input statement handles punctuation characters such as comma and semicolon and how it handles new line and EOL To enter the previous response in HP BASIC you type ENTER Source CW frequency Response examples do not show response message terminators because they are always new line END These terminators are typically...

Страница 92: ...nt Conversely response messages are the formatted data sent from the instrument to the controller Program messages contain one or more commands and response messages contain one or more responses The controller may send commands at any time but the instrument sends responses only when specifically instructed to do so The special type of command used to instruct the instrument to send a response me...

Страница 93: ...mands are distinguished by the colon used between keywords as in FREQuency CW Each command subsystem is a set of commands that roughly corresponds to a functional block inside the instrument For example the POWer subsystem contains commands for power generation while the STATUS subsystem contains commands for accessing status registers l l SPCI Common Commands FIST IDN Subsystem Commands MEAS VOLT...

Страница 94: ...interprets commands A special part of the instrument firmware a parser decodes each message sent to the instrument The parser breaks up the message into component commands using a set of rules to determine the command tree path used The parser keeps track of the current path the level in the command tree where it expects to find the next command you send This is important because the same keyword ...

Страница 95: ...lly ignored There are two important exceptions White space inside a keyword such as FREQ uency is not allowed You must use white space to separate parameters from commands For example the space between LEVel and 6 2 in the command POWer LEVel 6 2 is mandatory White space does not affect the current path w Commas If a command requires more than one parameter you must separate adjacent parameters us...

Страница 96: ...to ROOT NO change to current path Set current path DOWN one level Figure l 26 Proper Use of the Colon and Semicolon In Figure l 26 notice how proper use of the semicolon can save typing Sending this message AA BB EE FF GG Is the same as sending these three messages AA BB EE AA BB FF AA BB GG l 70 Getting Started Programming ...

Страница 97: ...Command Tree Table 1 2 SWEep Command Table Command SWEep DWELl AUTO GENeration MANual POINt RELative Parameters state Parameter Type BooleanlONCE Reading the Command Table Note the three columns in the command table labeled Command Parameters and Parameter Type Commands closest to the root level are at the top of the table Commands in square brackets are implied commands which are discussed in lat...

Страница 98: ...immediately preceding an implied command but do not send the implied command the instrument assumes you intend to use the implied command and behaves just as if you had sent it Note that this means the instrument expects you to include any parameters required by the implied command The following example illustrates equivalent ways to program the swept CW generator using explicit and implied comman...

Страница 99: ...Tiplier2 MULTiplier STATE ON FREQuency CW 5 GHZ Example 4 FREQ 5 GHZ POWER 4 DBM Notice that in this example the keyword short form is used The command is correct It utilizes the default nodes of CW and LEVEL Since default nodes do not affect the current path it is not necessary to use a leading colon before POWER Parameter Types As you saw in the example command table for SWEep there are several ...

Страница 100: ...er special values as well All extended numeric parameters accept MAXimum and MINimum as values Other special values such as Up and DOWN may be available as documented in the instrument s command summary Some instruments also let you to send engineering units as suffixes to extended numeric parameters The SCPI Command Summary lists the suffixes available if any Note that extended numeric parameters...

Страница 101: ...OURce INT 110 OUTPUT Source POWer ALC SOURce mmh Although discrete parameters values look like command keywords do not confuse the two In particular be sure to use colons and spaces properly Use a colon to separate command mnemonics from each other Use a space to separate parameters from command mnemonics Boolean Parameters Boolean parameters represent a single binary condition that is either true...

Страница 102: ...o read and display error messages 10 20 The rest of your 30 variable declarations 40 50 DIM Err_msg 751 60 INTEGER Err num 70 80 Part of your program 90 that generates errors 100 110 200 REPEAT 210 OUTPUTOBox SYST ERR 220 Query instrument error 230 ENTER OBox Err num Err msg 240 Read error message 250 PRINT Err num Err msg 260 Print error message 270 UNTIL Err num 0 280 Repeat until no errors 290 ...

Страница 103: ...d oscillator VCO A VCO is a device that outputs a frequency proportional to an input signal level Figure 1 28 shows how the hardware is configured Unit Under Test Stimulus Source O 500mV r vco Response Counter HP 18 HP BASIC Controller Figure l 28 Voltage Controlled Oscillator Test Program Listing 20 30 INTEGER First Last Testpoint Dummy 40 DIM Id 701 50 ASSIGN Stimulus TO 717 60 ASSIGN Response T...

Страница 104: ...uments I O paths let you use a name for an instrument in OUTPUT and ENTER statements instead of a numeric address 80 to 100 Assign values to the input test limits in mV 110 to 130 Clear the instrument HP IB interfaces 140 to 160 Reset each instrument to a known measurement state 170 to 190 Print the test report title 200 to 310 Query measurement instruments identifications for test traceability 32...

Страница 105: ...etrieve the queried value If you do not use paired OUTPUTS and ENTERS you can overwrite data in the instrument Output Queue and generate instrument errors 470 to 480 Disconnect output terminals of the instruments from the unit under test and end the program All HP BASIC programs must have END as the last statement of the main program Getting Started Programming 1 79 ...

Страница 106: ...gram and response messages Program Message These paragraphs examine the construction of SCPI program Syntax messages in more detail Recall that program messages are the messages you send from the computer to an instrument These program messages contain commands combined with appropriate punctuation and program message terminators Figure l 29 illustrates the simplified syntax of a program message v...

Страница 107: ...e the system to send whatever terminator you specify Subsystem Command Syntax Figure l 30 describes the basic syntax of SCPI subsystem commands NOTE SP white space ASCII characters 0 0 to 9 0 ond 11 o to 32 Figure l 30 Simplified Subsystem Command Syntax As Figure l 30 shows there must be a space between the last command mnemonic and the first parameter in a subsystem command This is one of the fe...

Страница 108: ... l 32 Simplified Response Message Syntax Response messages can contain both commas and semicolons as separators When a single query command returns multiple values a comma separates each data item When multiple queries are sent in the same message the groups of data items corresponding to each query are separated by a semicolon For example the fictitious query QUERY l qUERY2 might return a respons...

Страница 109: ...ck Definite Length Block Indefinite Length Block Non decimal Numeric Hexadecimal Octal Binary Notice that each parameter type has one or more corresponding response data types For example a setting that you program using a numeric parameter returns either real or integer response data when queried Whether real or integer response data is returned depends on the instrument used However precise talk...

Страница 110: ...nded numeric parameters accept all numeric parameter values and other special values as well All extended numeric parameters accept MAXimum and MINimum as values Other special values such as UP and DOWN may be available as documented in the instrument s command dictionary Note that MINimum and MAXimum can be used to set or query values The query forms are useful for determining the range of values...

Страница 111: ...rate parameters from command mnemonics Boolean Parameters Boolean parameters represent a single binary condition that is either true or false There are only four possible values for a Boolean parameter Examples of Boolean parameters ON Boolean TRUE upper lower case allowed OFF Boolean FALSE upper lower case allowed 1 Boolean TRUE 0 Boolean FALSE Response Data Types Real Response Data A large porti...

Страница 112: ... particular mnemonic in all upper case letters Examples of discrete response data INTernal level internally DIODe level using an external diode PMETer level using an external power meter MMHead level using a mm wave source module String Response Data String response data are similar to string parameters The main difference is that string response data use only double quotes as delimiters rather th...

Страница 113: ...e HP IB select code is assumed to be preset to 7 All example programs in this section expect the swept CW generator s HP IB address to be decimal 19 To find the present HP IB address use the front panel Press SYSTEM MENU Select HP D Menu A s Menu My Adrs The active entry area indicates the present decimal address If the number displayed is not 19 reset it to 19 Press iJ ENTER If the swept CW gener...

Страница 114: ...RlDIODElPMETerlMMHead NEXT CORRection measured power extended numeric num lvl suffix FLATness FREQuency 801 freq correction pairs extended numeric num freq suffix DB 2 801 CENTer center freq CW CW freq extended numeric extended numeric specified freq range or MAXimum MINimum UP DOWN specified freq range or MAXimum MINimum UP DOWN AUTO coupled to center freq Boolean ON OFF l O MODE STARt free mode ...

Страница 115: ...MINimum UP DOWN Boolean ON OFF l O extended numeric specified power range or MAXimum MINimum UP DOWN STATe RF on off Boolean ONlOFFlllO SWEep GENeration type of sweep discrete STEPpedlANALog TIME sweep time extended numeric 200s to 133 ms or MAXimumlMINimum AUTO auto sweep Boolean ON OFF l O time switch LLIMit fastest sweep time extended numeric num time suffix or MAXimumlMINimum Getting Started P...

Страница 116: ...controller display indicates an error message it is possible that the program was entered incorrectly If the controller accepts the REMOTE statement but the swept CW generator REMOTE LED does not turn on perform the operational checks as outlined in the respective Operating and Service Manuals to find the defective device Program Comments 10 Set up a variable to contain the HP IB address of the so...

Страница 117: ...eys including LOCAL have no effect 180 PRINT W press CONTINUE 190 PAUSE 200 LOCAL Source 210 PRINT 220 PRINT Source should now be in LOCAL mode 230 PRINT Verify that the swept signal generator s keyboard is functional 240 END To verify and investigate the different remote modes do the following 1 Reset the controller 2 On the swept CW generator Press PRESET 3 Clear the controller display and run t...

Страница 118: ...rols HINT Note that the swept CW generator Ii key produces the same result as programming LOCAL 719 or LOCAL 7 Be careful because the LOCAL 7 command places all instruments on the HP IB in the local state as opposed to just the swept CW generator Program Comments 90 to 120 Print a message on the computer s display then pause 130 Place the source into REMOTE 140 Place the source into LOCAL LOCKOUT ...

Страница 119: ... 140 OUTPUTSource OPC 150 ENTER Source X 160 OUTPUT Source POWer STATe ON 170 OUTPUT Source INITIate CONTinuous ON 180 CLS 190 PRINT Source setup complete 200 PRINT Verify that the source is sweeping from 210 PRINT 4 GHz to 7 GHz at a power of 5 dBm 220 PRINT with a sweeptime of 0 5 seconds 230 END Run the program Program Comments 10 Assign the source s HP IB address to a variable 20 to 50 Abort a...

Страница 120: ...e commands that have been sent so far before turning on the output 150 The ENTER statement causes the program to wait here until the source responds to the previous OPC with a 1 160 The source has now completed processing the commands The RF frequency power and markers are at their programmed values Turn on the RF output of the source 170 Select a continuously initiated sweep instead of the defaul...

Страница 121: ...OUTPUT Source FREq CW MINI ENTER Source A PRINT Minimum source CW frequency is A l E 6 MHz OUTPUTSource FREq START STOP ENTER Source X Y PRINT Swept frequency limits I PRINT I Start X l E 6 MHz PRINT Stop Y l E G MHz END Run the program Program Comments 10 Assign the source s HP IB address to a variable 20 to 50 Abort any HP IB activity and initialize the HP IB interface 60 Clear the computer s di...

Страница 122: ... query This will request the maximum value that the FREQ CW function can be programmed to 200 Enter the numeric response into the variable A 210 Print the value of A on the computer display 220 This is compound query Up to 8 parameters can be queried from the swept CW generator at one time using this method In this example the start and stop frequencies are interrogated 230 The responses are read ...

Страница 123: ...POW LEV 1DBM OUTPUT Source SAV 2 PRINT A CW state has been saved in REGISTER 2 PRINT II Press Continue PAUSE OUTPUT Source RCL 1 PRINT Register 1 recalled Verify source is sweeping PRINT Press Continue PAUSE OUTPUT Source RCL 2 PRINT Register 2 recalled PRINT Verify source is in CW mode END Run the program Program Comments 10 Assign the source s HP IB address to a variable 20 to 50 Abort any HP IB...

Страница 124: ...Eq CW 1 23456 GHZ OUTPUT Source POWer LEVel 1 DBM 120 Save this state into storage register 2 130 to 150 Print a message on the computer display and pause 160 Recall the instrument state from register 1 It should contain the sweeping state 170 to 190 Print a message on the computer display and pause 200 Recall the instrument state from register 2 It should contain the CW state 210 and 220 Print me...

Страница 125: ... 200 ENTER 210 NEXT I 220 END IF 230 UNTIL N O 240 END Run the program Program Comments 10 Assign the source s HP IB address to a variable 20 to 50 Abort any HP IB activity and initialize the HP IB interface 60 Clear the computer s display 70 Set the source to its initial state for programming 80 Set up the frequency parameters using a compound message 90 Set up the source s power level and state ...

Страница 126: ...ep on the computer display 190 Initiate a single sweep on the source and then wait until the pending operation is complete Return a 1 when the sweep completes 200 Enter the response to the OPC into the variable X The program execution will halt on this ENTER statement until the sweep is finished 210 Repeat the 1NIT IMM sequence N times 220 End of the IF statement to skip sweeps if N is negative 23...

Страница 127: ...o perform a synchronous sweep Run the program Program Comments 10 Assign the source s HP IB address to a variable 20 to 50 Abort any HP IB activity and initialize the HP IB interface 60 Clear the computer s display 70 Set the source to its initial state for programming 80 Set the source up for a sweep from 4 GHz to 5 GHz 90 Set the sweep time to 2 second In SCPI suffixes are optional if you progra...

Страница 128: ...Turn the RF output of the source ON 160 Initiate a sweep on the source 170 Send another WA1 to the source Although the WA1 command causes EXECUTION of commands to be held off it has no effect on the transfer of commands over the HP IB The commands continue to be accepted by the source and are buffered until they can be executed 180 Toggle the RF STATE to OFF 190 Repeat the sample exercise 200 and ...

Страница 129: ...to set up the source parameters and enter correction frequencies and data into the correction table 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 ASSIGN THE ADDRESS TO THE SOURCE AND POWER METER DIM A 5OOO B 5000 ASSIGN Source TO 719 ASSIGN Meter TO 713 INTEGER Error flag ABORT 7 I SET UP SOURCE OUTPUTQSource RST ...

Страница 130: ...r QMeter Freq OUTPUT OSource CAL PMET FLAT NEXT VAL Power DBM ENTER QSource Freq END WHILE END IF END I SUB Zero meter QMeter OSource INTEGER Error flag OUTPUT OSource Pow stat off OUTPUT OMeter CS OUTPUT QMeter ZE Max attempts 30 Attempts 0 Zeroing 1590 Finished 0 WHILE Zeroing AND NOT Finished Attempts Attempts l Meter stat SPOLL OMeter IF Attrmpts Max attempts THEN Zeroing 0 IF BIT Meter stat l...

Страница 131: ...TER OMeter Power 930 Pl VAL Power 940 Slope2 SGN PO Pl 950 IF Slope2Slope THEN 960 Flips Flips l 970 Slope2 Slope 980 ELSE 990 IF SlopeZ O THEN Flips Flips 2 1000 END IF 1010 PO Pl 1020 UNTIL Flips 3 1030 Power PO P1 2 1040 RETURN Power 1050 FNEND Getting Started Programming l 105 ...

Страница 132: ...over the most frequently used functions The generalized status register model shown in Figure l 33 is the building block of the SCPI status system This model consists of a condition register a transition filter an event register and an enable register A set of these registers is called a status group l 106 Getting Started Programming Condition Transition Register Filter Event Register Enable Regis...

Страница 133: ...red by a query or a CLS clear status There is no buffering so while an event bit is set subsequent events corresponding to that bit are ignored Event registers are read only Enable Register The enable register specifies the bits in the event register that can generate a summary bit The instrument logically ANDs corresponding bits in the event and enable registers and ORs all the resulting bits to ...

Страница 134: ...L 2i D u o ov P D P D cn B j g z e VJ g d m 5 ...

Страница 135: ...Sure READ or INITiate you can avoid having to learn the information in this subsection Generalized Trigger Model Overview An instrument trigger system synchronizes instrument actions with specified events An instrument action may be to make a measurement or source an output signal The events used to synchronize these actions include software trigger commands changing signal levels and pulses on BN...

Страница 136: ...hat the action has been taken Idle I ABORt RST I Initiate I I Event 1 1 Detection l 1 I Event Detection N I Sequence I n s t r u m e n t Operation b Actions Figure l 35 Generalized Trigger Model Details of Trigger States These paragraphs use flow charts to explain the decision making rules inside each trigger state These rules govern how the instrument moves between adjacent states Some of the flo...

Страница 137: ...te CONTinuous OFF Whenever the trigger system leaves the idle state it sets the instrument s Operation Pending Flag Returning to idle clears the flag The Operation Pending Flag is a special bit inside the instrument that can affect how the instrument responds to certain commands You need to know this fact when using OPC OPC WAI and other commands Inside the Initiate State Figure 1 37 illustrates t...

Страница 138: ...uch as IMMediate BUS or TIMer no further qualifications are required to generate an event If however an INTernal or EXTernal analog signal is chosen additional qualifications may apply You specify these additional qualifications using appropriate LEVel SLOPe and HYSTeresis commands Sending RST sets the SOURce to IMMediate The downward path also provides a command to override normal operation IMMed...

Страница 139: ...qualified event detection LEVel i 1 COUPling SLOPe HYSTeresis l etc loop ctr o 4 YES event ctr O I NO I state name IMMediate I Figure l 38 Inside an Event Detection State Getting Started Programming l 113 ...

Страница 140: ...ard exit is not allowed until the instrument signals that its action is complete Note that complete can be defined differently for different instruments For example consider an instrument that can sweep a range of frequencies starting with fr and ending with f2 The action complete signal can be defined to coincide with the output of either fr or fi L Figure l 39 Inside the Sequence Operation State...

Страница 141: ...ion states and requires only two subsystems for programming INITiate and ABORt All SCPI instruments implement these two subsystems Idle _ ABORt RST Initiate Sequence b Instrument Actions Figure l 40 The INIT Trigger Configuration Command Parameters Parameter Type ABORt INITiate IMMediate CONTinuous stale Boolean Example commands using the INIT trigger configuration ABORt abort operations go to idl...

Страница 142: ...e named TRIG and a corresponding TRIGger subsystem And all SCPI instruments implement the required INITiate and ABORt subsystems Idle _ ABORt RST I t Initiate TRIG Event Detection Sequence Operation _I Instrument BUS Actions EXT Figure 1 41 The TRIG Trigger Configuration l 1 16 Getting Started Programming ...

Страница 143: ...the OFF state the sweep is initiated with the INIT IMMediate command Once initiated the wait for trigger state is entered Here the trigger signal selected by the TRIG SOURce command is examined until a TRUE condition is detected These trigger signals are IMMediate EXTernal BUS This signal is always TRUE This is the external trigger input jack A positive transition on this jack constitutes a TRUE s...

Страница 144: ...ngs Event commands cause a particular action to take place inside the swept CW generator ABORt The ABORt command forces the trigger system to the idle state Any measurement or output sequence in process is aborted as quickly as possible ABORt does not alter the settings programmed by other commands unlike RST ABORt is a root level event command and cannot be queried IMMediate The IMMediate command...

Страница 145: ...mmonly used sources are n BUS The event detector is satisfied by either Group Execute Trigger GET or a TRG command GET is a low level HP IB message that can be sent using the TRIGGER command in HP BASIC n EXTernal An external signal connector is selected as the source w IMMediate Qualified events are generated automatically There is no waiting for a qualified event Getting Started Programming 1 l ...

Страница 146: ...However you may find it useful if you need to know the precise definition of certain message formats data types or common commands To obtain a copy of either of these documents write to The Institute of Electrical and Electronics Engineers Inc 345 East 47th Street New York NY 10017 USA Hewlett Packard BASIC 5 0 5 1 Interfacing Techniques Vol 2 Specific Interfaces Company 1987 This HP BASIC manual ...

Страница 147: ...ed in their own tabbed sections Menu maps can be folded out and viewed at the same time as the alphabetical entry See the illustration below For operator s service information see the Chapter 4 Operator s Check and Routine Maintenance The operator accessible SERVICE softkeys are described in that chapter Complete SERVICE menu and softkey information is provided in the HP 8360 B Series Swept Signal...

Страница 148: ...he swept CW generator is 19 Programming Codes SCPI SYSTem COMMunicate GPIB ADDRess Analyzer NONE See Also Connectors HP IB Menu Instrument Addresses in Chapter 1 Programming Typical Measurements in Chapter 1 Adrs Menu Function Group SYSTEM M e n u M a p 8 Description This softkey accesses the HP IB address menu Meter Adrs Controls the system power meter address 8360 Adrs Can control the swept CW g...

Страница 149: ...CPI NONE see the individual softkeys listed Analyzer NONE See Also HP IB Menu softkeys listed above Optimizing Swept CW Generator Performance in Chapter 1 HP 1B Address Selection in Chapter 3 A 2 Operating and Programming Reference ...

Страница 150: ...alibrated Sets the swept CW generator to continuous leveling at the specified leveling point The swept CW generator activates power search leveling mode Similar to ALCoff mode but first automatically searches for the correct modulator setting so that the desired power level is produced Sets the swept CW generator to level power externally A negative detector output must be connected to the EXT ALC...

Страница 151: ...set by either front panel or remote operation As shown in Figure A l the inputs and calibration data are processed by the swept CW generator CPU which uses this information to set the Level DAC In turn the Level DAC sends a controlling voltage to the Level Control Circzlits In swept CW generators with optional step attenuators the power level at the output connector can be reduced by a maximum of ...

Страница 152: ...EL 0 TO 90 dB PULSE b CONTROL m STEP POWER COMPONENTS ATTENUATOR OUTPUT CIRCUITS SEE NOTE I I 4 I I I 0 0 EXTERNAL DETECTOR POWER METER EXT ALC I ALC OFF I I 0 SOURCE MODULE SOURCE MODULE INTERFACE I I LEVELING POINTS I N o t e T h i s b l o c k a p p l i e s t o s y n t h e s i z e r s w i t h o p t i o n 0 0 1 o n l y Figure A l ALC System Simplified Block Diagram Operating and Programming Refer...

Страница 153: ...ilable power can be exceeded during small portions of the sweep in this case a flashing UNLVLED message appears ALC leveling accuracy depends on power level Although the ALC level is useable from 20 to 25 dBm it is most accurate from 10 to i 10 dBm This fact is reflected in the performance specifications of the swept CW generator Coupled Operation Since many applications require power output less ...

Страница 154: ... message appears at the end of sweep No warning is given at the time of entry If the start power is entered when the swept CW generator is in coupled operation the ALC level is set no lower than 10 dBm limiting the available power sweep range Using uncoupled operation and setting the ALC level to 20 dBm gives an additional 10 dB of sweep range External Leveling Leveling Mode Normal Leveling Point ...

Страница 155: ...l not track the indicated reference level until the amplifier is out of saturation The ALC off mode is useful for applications that involve pulse modulation with extremely narrow pulses If the pulse is narrow enough the ALC may be unable to provide accurate leveling due to bandwidth limitations Search Search mode is similar to the ALC off mode in that the ALC is disabled in order to remove bandwid...

Страница 156: ...te These steps are performed in approximately 200 ps and are repeated any time power or frequency is changed See Also Softkeys listed above Fltness Menu MOD POWER LEVEL Set Atten Externally Leveling the Swept CW Generator in Chapter 1 Working with Mixers Reverse Power Effects in Chapter 1 Working with Spectrum Analyzers Reverse Power Effects in Chapter 1 Operating and Programming Reference A 9 ...

Страница 157: ...n Group ALC M e n u M a p 1 Description This softkey sets the swept CW generator to the ALC high bandwidth position 100 kHz In this mode the ALC bandwidth operates in a wide bandwidth for all sweep and modulation conditions An asterisk next to the key label indicates that this feature is active Programming Codes SCPI Sending the swept CW generator an ALC bandwidth frequency value of 10 kHz causes ...

Страница 158: ... ALC bandwidth mode POWer ALC BANDwidth AUTO OFF10 POWer ALC BANDwidth freq freq suffix or MAXimum 1 MINimum Analyzer NONE LALC ALC BW Menu Optimizing Swept CW Generator Performance in Chapter 1 ALC BW Menu Function Group ALC M e n u M a p 1 Description This softkey reveals the softkeys of the ALC bandwidth select menu ALC Bandwidth Select Auto Sets the ALC bandwidth to be automatically chosen by ...

Страница 159: ...t CW generator to alternate on successive sweeps between the present instrument state and a second instrument state stored in an internal register 1 to 8 Select Altrnate Regs once to turn it on a second time to turn it off An asterisk next to the key label indicates that this feature is active SCPI SYSTem ALTernate STATe ONlOFFlllO SYSTem ALTernate num JMAXimum MINimum Analyzer ALln where n 1 thro...

Страница 160: ...ntensified dot representation See Specifications for the range of acceptable amplitude values An asterisk next to the key label indicates this feature is active Programming Codes SCPI MARKer AOFF Analyzer AK1 function on AK0 function off See Also 1 Marker Operation in Chapter 1 Setting Up A Typical Sweep Example Program 3 in Chapter 1 ANALYZER STATUS REGISTER Function Group NONE Menu Map NONE Desc...

Страница 161: ... value of the numerical entry Bit 2 SRQ caused by a change in the extended status byte status byte 2 affected by the RE coded mask see the RE code for an explanation of this masking Bit 3 SRQ caused by the completion of phase locking and the settling of the RF source use the OK code to determine the last lock frequency Bit 4 SRQ on end of sweep or mid sweep update in NA network analyzer code mode ...

Страница 162: ... until this status byte has been read or until cleared by the CS or CLEAR 719 commands Bit 5 ac line power interruption has occurred since the last Instrument Preset This bit also remains latched until read or cleared Bit 6 RF is unleveled use OR to determine present power level This bit also remains latched until read or cleared Bit 7 FAULT message is displayed Use OF to determine the cause of th...

Страница 163: ...git remains the active character in this function until the swept CW generator is preset turned off or the underline is moved completely left or right The and iJJ arrow keys increment or decrement the numeric value by a predetermined amount The increment value depends on the active function and the step value set All increment values are defaulted to their original values when the swept CW generat...

Страница 164: ...rs on the swept CW generator display Press MENU KEY to be assigned Complete keypaths are assigned not just the key label For example assigning List Menu to the user defined menu copies the complete structure keypath of that key All of the pages and lower level menus are placed within the user defined menu Programming Codes SCPI NONE Analyzer NONE See Also USER DEFINED MENU Operating and Programmin...

Страница 165: ...ing the increment value If the increment value requested creates a list that exceeds the number of elements available the following message appears TOO MANY CORRECTION PTS REQUESTED List Menu When selected the swept CW generator waits for a frequency increment value to be entered Increment is displayed in the active entry area A list of frequencies is created automatically with all points separate...

Страница 166: ...1 the following message appears TOO MANY CORRECTION PTS REQUESTED List Menu When selected the swept CW generator waits for a numeric value representing the number of list points to be entered Number of List Frequencies is displayed in the active entry area A list of frequencies containing the number of specified points is created automatically The list begins at the auto fill start frequency and e...

Страница 167: ...crement value or the number of points is assigned The auto fill start frequency does not affect the swept CW generator start frequency When Auto Fill Start is selected the active entry area indicates Fill Start XXXXXXXXX MHz where X represents a numeric value Unless a previous entry was made the display indicates the swept CW generator minimum frequency Programming Codes SCPI NONE see Fitness Menu...

Страница 168: ...s not created until either the increment value or the number of points is assigned The auto fill stop frequency does not affect the swept CW generator stop frequency When Auto Fill Stop is selected the active entry area indicates Fill Stop XXXXXXXXX MHz where X represents a numeric value Unless a previous entry was made the display indicates the swept CW generator maximum frequency SCPI NONE see F...

Страница 169: ...rough to the high end of the frequency range Auto Track is complete when the display returns to its original state On swept CW generators without a step attenuator provide a good source match on the RF connector Use a power sensor or a 10 dB attenuator If a good source match is not provided the swept CW generator can mistrack because of excessive reflections at the output Programming Codes SCPI CA...

Страница 170: ...ve information from being displayed As an added benefit remote execution time is reduced because the display does not require refreshing This key does not disable any other key functions An asterisk next to the key label indicates this function is active Programming Codes SCPI DISPlay STATe ON OFF O l Analyzer SHSll disables the display SHSlO re enables the display See Also Security Menu Operating...

Страница 171: ...ue Use the entry area to set the desired value Certain center frequency and frequency span combinations cause the swept CW generator to limit the value entered In general any combination that would cause the swept CW generator to exceed its minimum or maximum specified frequency will be limited SCPI FREQuency CENTer num freq suffix or MAXimumlMINimum UPIDOWN FREQuency MODE SWEep Analyzer CF SPAN c...

Страница 172: ...generator In that case the swept CW generator automatically scales the frequency span to be within the swept CW generator s operating frequency range Programming Codes SCPI MARKer n FREQuency FREQuency CENTer freq from above freq suffix Analyzer MC See Also j 1 Marker Operation in Chapter I Clear Fault Function Group Menu Map Description Programming Codes See Also SERVICE 6 This softkey clears all...

Страница 173: ...CLEAR MEMORY X Enter the number of times the state information should be overwritten While the swept CW generator is working to overwrite the state information it flashes the count on the display This softkey causes the swept CW generator to recall the original calibration data stored in permanent memory EEROM all list and user ALC correction data will be lost SCPI SYSTem SECurity COUNt n SYSTem S...

Страница 174: ...ng modes is nominally 1 MSZ See Specifications for the signal requirements Nominal input impedance is 100 kR SWEEP OUTPUT provides a voltage range of 0 to lO V When the swept CW generator is sweeping the SWEEP OUTPUT is 0 V at the beginning of the sweep and lO V at the end of the sweep regardless of the sweep width In CW mode the SWEEP OUTPUT ranges from 0 V at the swept CW generator minimum frequ...

Страница 175: ...a frequency list VOLTS GHz supplies a voltage that is proportional to the RF output frequency with a ratio of 0 5 volt output for every 1 GHz of RF frequency factory setting This ratio is switchable to either 0 25 or 1 volt The switch is located on the Al2 SYTM assembly see Adjustments in the HP 8360 B Series Swept Signal Generator HP 8360 L Series Swept CW Generator Service Guide for information ...

Страница 176: ...p Sweep 16 Spare 17 Spare 18 Sweep Output 19 Ground 20 Low Blank Request 21 Spare 22 No Connection 23 Spare 24 Low Source Settled 25 No Connection In out Signal Level o u t Blank 5 V Marker 5 I O T T L I O T T L o u t T T L o u t T T L In T T L o u t T T L o u t T T L I O T T L o u t T T L o u t T T L o u t T T L o u t T T L o u t 0 to 10 V ramp In T T L o u t T T L AUXILIARY INTERFACE 0 25 14 RS ...

Страница 177: ...be interconnected in a star pattern one central instrument with the HP IB cables emanating from that instrument like spokes on a wheel or in a linear pattern like boxcars on a train or any combination pattern There are certain restrictions n Each instrument must have a unique HP IB address ranging from 0 to 30 decimal Refer to 8360 Adrs for information on setting the swept CW generator s HP IB add...

Страница 178: ... no capability SRl Service Request complete capability RLl Remote Local complete capability PPO Parallel Poll no capability DC1 Device Clear complete capability DTl Device Trigger complete capability CO 1 2 3 28 Controller capability options CO no capabilities E l Cl system controller C2 send IFC and take charge C3 send REN C28 send I F messages Electrical specification indicating open collector o...

Страница 179: ... 5 v DIG GND MOD ANLG GND ANLG GND RET Data line two Data line three Source module control line zero Signals MOD CO and MOD Cl are the control lines for the read write to and from the mm source module Control line one Source module clamp control not used Source module sense A 1 mA current is injected on this line by the mm source module to indicate its presence This signal always equals 0 V Low RF...

Страница 180: ... Connector Cure for more information Function Group SWEEP M e n u M a p 7 Description This hardkey initiates continuous sweep retrace cycling of the swept CW generator The sweep is initiated by one of the trigger functions while the sweep speed is controlled by the sweep time function The green LED located above this key lights when the swept CW generator is performing a list step or analog sweep ...

Страница 181: ...E a Fltness Menu CorPair Disable Function Group Menu Map Description Programming Codes See Also POWER 5 This softkey lets you disable the user flatness array frequency correction pairs so that the 1601 point flatness array will be applied when FLTNESS ON OFF is on The 1601 point flatness array is accessible only through the HP IB interface SCPI CORRection SOURce Ol l ARRay Analyzer NONE Fltness Me...

Страница 182: ...ets you select a synthesized continuous wave frequency When you press cw the swept CW generator stops sweeping green SWEEP LED off and displays CW XXXXX MHz where XXXXX represents a frequency value Use either the rotary knob the step keys with or without the left right arrow keys or the numerical entry keys with a terminator key to set the desired value If a small change is desired use the left an...

Страница 183: ...odes See Also FREQUENCY 2 This softkey couples the CW function to the center frequency function Any change initiated in either one of these parameters causes a change in the other SCPI FREQuency CW AUTO ONlOFFlllO Analyzer NONE CENTER CWl Operating and Programming Reference C 13 ...

Страница 184: ...o turn the doubler amplifier always on or always off These two modes are unspecified operation for instruments with a doubler installed These softkeys have no effect on instruments without a doubler Doubler Amp Mode AUTO Sets the doubler amp mode to AUTO This is the default after preset and must be used for specified performance Doubler Amp Mode On Turns the doubler amplifier on regardless of the ...

Страница 185: ...see Fltness Menu or List Menu Analyzer NONE See Also Fltness Menu List Menu Optimizing Swept CW Generator Performance in Chapter I Delete All Function Group FREQUENCY POWER Menu Map 2 s Description In the menu structure there are two occurrences of this softkey One occurs in the frequency list menu The other occurs in the power flatness menu In the both applications this softkey lets you delete al...

Страница 186: ...ay In the flatness menu application the frequency and associated correction value in the active line is deleted The active line pointer can be pointing to either the frequency value or the correction value Programming Codes SCPI NONE see Fltness Menu or List Menu Analyzer NONE See Also Fltness Menu List Menu Delete Undef Function Group Menu Map Description Programming Codes See Also POWER 5 This s...

Страница 187: ...selecting Delta Marker indicates the difference between M2 and Ml Both of these markers have an asterisk next to their key label indicating that they are on Whenever Delta Marker is selected it reactivates the last marker selected and makes that marker the m frequency If the delta marker feature is active selecting a marker causes the m frequency to change to the marker selected If a frequency ent...

Страница 188: ...Marker Marker Operation in Chapter 1 Programming Typical Measurements in Chapter 1 Disp Status Function Group SYSTEM M e n u M a p 8 Description This softkey causes the status of various features to be displayed For example this is what the swept CW generator displays as its status after a factory preset Pls Off Lvl Int RF Slp Off AM Off ALC On Pwr Swp Off FM Off UsrCorr Off SwpMode Swept Altn Off...

Страница 189: ...wer Slope Rf Slope Power Sweep Pwr Swp Sweep Mode SwpMode Peak RF Always AutoCal 3wpSpan Cal Always AutoCal Off Internal Search External Power Meter Off Source Module On On Automatic HP IB External Off On Off On Ramp Step List c w Span 0 On On Off Int Srch Ext Mtr Off Mod On On Auto Bus Ext Off On Off On Swept Step List c w Zero Span Peaking or Peak SweptFreq or Freq or Frq Programming Codes SCPI ...

Страница 190: ...ive This feature is the default after preset SCPI POWer AMPLifier STATE AUTO ON OFFIOI1 POWer AMPLifier STATE AUTO Analyzer NONE Dblr Amp Menu Doubler Amp Mode Off Function Group POWER M e n u M a p 5 Description This softkey is applicable to instrument models with a doubler installed The doubler has an integral amplifier whose operation is controlled by the instrument firmware This softkey turns ...

Страница 191: ...the instrument firmware This softkey turns off the automatic mode of operation and turns on the amplifier so that it is always used This is an unspecified mode of operation since it can cause increased harmonics and degraded dynamic range at some frequencies This softkey has no effect on instruments without a doubler An asterisk next to the key label indicates that this feature is active Programmi...

Страница 192: ... to the ramp sweep mode sweep time The equation to determine the dwell time in the dwell coupled mode is as follows Coupled Dwell Time sweep time number of step points An asterisk next to the key label indicates that this feature is active DWELl AUTO ONI 1 Programming Codes SCPI SWEep FREQuency Analyzer NONE See Also Step Sup Menu Operating and Programming Reference D 9 ...

Страница 193: ...gramming Typical Measurements in Chapter 1 Enter Corr Function Group POWER M e n u M a p 5 Description This softkey lets you enter a power correction value for a frequency point in the flatness array A frequency point must be entered before a correction value can be accepted otherwise the following error message appears ERROR Must first enter correction freq The up down arrow keys let you scroll t...

Страница 194: ... points must be entered before correction values can be accepted into the array Frequency points can be entered in any order and the swept CW generator automatically reorders them beginning with the lowest frequency One frequency correction pair is the minimum and 801 is the maximum number of points that can be entered An asterisk next to the key label indicates that this feature is active SCPI NO...

Страница 195: ...zer NONE See Also List Menu Optimizing Swept CW Generator Performance in Chapter 1 Enter List Freq Function Group Menu Map Description Programming Codes See Also FREQUENCY 2 This softkey lets you enter a frequency point into the frequency list array The frequency list may contain as few as one and as many as 801 points The order frequencies are entered is the order they are listed Additions to an ...

Страница 196: ...available to change the default power values An asterisk next to the key label indicates that this feature is active Programming Codes SCPI NONE see List Menu Analyzer NONE See Also List Menu Optimizing Swept CW Generator Performance in Chapter I ENTRY KEYS Function Group NONE Menu Map NONE Description The entry keys consist of the numeric entry keys 0 through 9 the decimal point key the negative ...

Страница 197: ... CAL M e n u M a p 9 Description This softkey enables the swept CW generator to act as a controller to an HP 437B power meter This softkey causes an immediate execute on the interface bus and generates an HP IB error if no power meter is present on the interface bus or if the swept CW generator is unable to address the power meter Use external detector calibration to characterize and compensate fo...

Страница 198: ... and FNXFER Fault Info 3 Indicates the latched status of CALYO CALMAN TMR CNFLCT and SEARCH Clear Fault Clears all latched fault status messages Programming Codes SCPI DIAGnostics OUTput FAULts This command produces a string of ones and zeroes 16 bits separated by commas to indicate the latched status of the different fault indicators Bit Fault Name 0 PEAK 1 TRACK 2 RAMP 3 SPAN 4 V GHZ 5 ADC 6 EER...

Страница 199: ...icates that the ramp algorithm is unable to adjust the sweep ramp voltage to 10 00 V at the end of the sweep Initiate a full self test to gather more information if this fault is indicated Indicates that the span algorithm is unable to adjust the YO to achieve the correct frequency at the end of a band This fault indication is possible only if a sweep span routine has been initiated Indicates that...

Страница 200: ...hat the test of the processor ROM RAM and I O system performed at power on has failed The front panel INSTR CHECK LED lights Initiate a full self test to gather more information if this fault is indicated CALCO FAIL Indicates that the internal calibration data has been defaulted either deliberately or due to an EEROM failure PLLZERO FAIL PLLWAIT FAIL Indicates a phase lock loop error caused by eit...

Страница 201: ...his fault is indicated Indicates that the manual sweep DAC adjusted at power on or at preset is unable to calibrate Initiate a full self test to gather more information if this fault is indicated CALMAN FAIL TMR CNFLCT FAIL SEARCH Indicates a possible internal software error Two routines are trying to use the same timer Indicates that the ALC search leveling algorithm has failed This fault indicat...

Страница 202: ...or the increment size is specified Sets the stop frequency of the flatness array that will load automatically when either the number of points or the increment size is specified Changes the power correction value for the indicated frequency point to the undefined state Copies the frequency list see List Menu into the frequency parameter of the flatness correction array Disables the frequency corre...

Страница 203: ...omponents between the source and the test device User flatness correction allows the digital correction of up to 801 frequency points 1601 points via HP IB in any frequency or sweep mode i e start stop CW power sweep etc Using a power meter to calibrate the measurement system as shown in Figure F l a table of power level corrections is created for the frequencies where power level variations or lo...

Страница 204: ... factory generated internal calibration data of the swept CW generator is digitally segmented into 1601 data points across the start stop frequency span chosen Subsequently these points are converted into 1601 reference voltages for the ALC system The digital ALC control scheme not only delivers excellent power accuracy and flatness at the output port of the swept CW generator but also provides th...

Страница 205: ...ter user flatness correction data from 14 to 18 GHz Linear interpolation occurs between the correction entries to provide the 401 points required for the 14 to 18 GHz portion of the array No corrections are applied to the 2 to 13 99 GHz portion of the array Refer to Figure F 4 Point Number 0 1200 1600 No Corrections Applied 401 Points o f Doto Frequency 2GHz 14GHz 18GHz 1st Cow Freq Figure F 4 Arr...

Страница 206: ...ce under test DUT Programming Codes SCPI n CORRection FLATness num freq suffix num DB 2 801 The portion of the above command contained in can be entered from one to 801 times This command creates the frequency correction pair array similar to the front panel array The correction entered is at the associated frequency and frequencies in between are determined by linear interpolation n CORRection FL...

Страница 207: ...e entered using the CORR FLAT command Analyzer NONE See Also ALC F L T N E S S O N O F F List Menu Optimizing Swept CW Generator Performance in Chapter I Programming Typical Measurements in Chapter 1 FLTNESS ON OFF Function Group Menu Map Description Programming Codes See Also POWER 5 This hardkey applies flatness correction to the swept CW generator RF output If no array has been created pressing...

Страница 208: ...ed above Optimizing Swept CW Generator Performance in Chapter 1 Freq Follow Function Group Menu Map Description Programming Codes See Also POWER 5 This softkey facilitates the entry of correction values The swept CW generator generates the corresponding CW frequency at the set power level as you scroll the correction cells of the flatness array An asterisk next to the key label indicates that this...

Страница 209: ...W Up Down Size Swept zoom Sets the frequency multiplier value and applies it to all frequency parameters Sets the frequency offset value and applies it to all frequency parameters Displays the frequency list create edit soft keys Reveals the stepped frequency sweep edit softkeys Sets the frequency step size in the CW frequency mode Sets the frequency step size in the swept frequency mode Places th...

Страница 210: ... Note that the display indicates start 20 GHz stop 50 GHz and asterisks appear next to the frequency data 4 Now set the stop frequency to 30 GHz The swept CW generator frequency is 6 GHz or 30 GHz 5 Frequency multiplier and offset are related as shown by the following equation Entered value or Displayed Frequency Frequency Generated x Multiplier Offset value The factory preset value is 1 An asteri...

Страница 211: ...eset value is 0 Hz An asterisk next to the key label indicates that this feature is active Programming Codes SCPI FREQuency OFFSet num MAXimumlMINimum FREQuency OFFSet STATe ONIOFFIl 0 Analyzer SHFB n HzlKzJMzlGzl See Also FREQUENCY I Freq Mult FullUsr Cal Function Group Menu Map Description USER CAL 9 This softkey initiates a full swept CW generator user calibration The calibration performed is i...

Страница 212: ... Cal Programming Codes SCPI See the individual types of calibration Analyzer NONE See Also Auto Track Peak RF Always Peak RF Once Swp Span Cal Always Swp Span Cal Once Operating and Programming Reference F 15 ...

Страница 213: ...ter List Dwell List Menu Optimizing Swept CW Generator Performance in Chapter 1 Global Offset Function Group FREQUENCY M e n u M a p 2 Description This softkey is used to set an offset value for all points in the frequency list array Programming Codes SCPI NONE see List Menu Analyzer NONE See Also Enter List Offset List Menu Optimizing Swept CW Generator Performance in Chapter 1 Operating and Prog...

Страница 214: ...g languages are available n SCPI Standard Commands for Programmable Instruments is the instrument control programming language developed by Hewlett Packard to conform to the IEEE 488 2 standard replacing IEEE 728 1982 The IEEE 488 2 standard provides codes formats protocols and common commands that were unavailable in the previous standard n Analyzer is the programming language compatible with the...

Страница 215: ...HP IB Menu See Also CONNECTORS HP IB Getting Started Programming in Chapter 1 H 2 Operating and Programming Reference ...

Страница 216: ...eter sensor If the power level is set when the swept CW generator is in CW mode and then pulse modulation is activated the peak pulse level equals the CW level The attenuator value is set via the Set Atten softkey in the POWER menu An asterisk next to the key label indicates that this feature is active SCPI POWer ALC STATe OFF10 POWer ATTenuation AUTO OFF O Analyzer SHA3 ALC m Pulse On Off Externa...

Страница 217: ...OWer ALC STATe ONI 1 Analyzer Al internal normal A2 external normal A3 external power meter normal SHA2 source module normal IALC Leveling Mode Search Function Group ALC M e n u M a p 1 Description This softkey causes the ALC to switch off once the desired power level is reached When this leveling mode is activated or when power or frequency is changed the swept CW generator switches to CW frequen...

Страница 218: ...ey lets you set the swept CW generator to accept an external feedback connection from a negative output diode detector to level power The EXT ALC BNC is the input connection for the required signal An asterisk next to the key label indicates that this feature is active SCPI POWer ALC SOURCce DIODe POWer ATTenuation AUTO OFF 0 Analyzer A2 ALC Externally Leveling the Swept CW Generator in Chapter 1 ...

Страница 219: ...8355X series millimeter wave source module All models of the HP 8360 L Series swept CW generator drive mm wave source modules High power models of HP 8360 drive the mm wave source modules directly and to specified power levels An HP 8349B power amplifier is needed in other configurations The source module interface multi pin connector provides the communication path between the swept CW generator ...

Страница 220: ...ction Group NONE Menu Map NONE Description The line switch on off switch has two positions off or standby and on If line power is connected to the swept CW generator and the line switch is set to off the swept CW generator is in the standby state amber LED on Standby provides power to the internal frequency standard oven When line power is connected and the line switch is set to on the swept CW ge...

Страница 221: ...r correction value for a frequency in the frequency list Global Dwell Automatically sets the dwell time for all points in the frequency list to a user specified value Global Offset Automatically sets the ALC output power correction value for all points in the frequency list to a user specified value Pt Trig Menu Reveals the frequency list in the point trigger menu A frequency list consists of two ...

Страница 222: ...the maximum number of frequency points allowed 801 the new list is not appended co the existing list The error message TOO MANY LIST PTS REQUESTED is displayed To remove a frequency point and its associated offset value and dwell time use the delete menu Delete Current softkey To remove an entire frequency list use the delete menu Delete All softkey Editing ALC Offset and Dwell Time Once a frequen...

Страница 223: ...l length with all values the same At RST all lists for the current state are cleared and reset to a single value Analyzer NONE See Also m SAVE Sweep Mode List Creating and Using a Frequency List in Chapter 1 List Mode Pt Trig Auto Function Group Menu Map Description Programming Codes See Also FREQUENCY 2 This softkey lets you set the swept CW generator to automatically step through a frequency lis...

Страница 224: ...rig Menu Sweep Mode List Creating and Using a Frequency List in Chapter 1 List Mode Pt Trig Ext Function Group Menu Map Description Programming Codes See Also FREQUENCY 2 This softkey lets you set the trigger point to be an external hardware trigger When the swept CW generator receives an external hardware trigger it steps to the next frequency point of the frequency list provided the swept CW gen...

Страница 225: ...ation The front panel keys are deactivated when the swept CW generator is operated remotely If the external controller executes a LOCAL LOCKOUT command pressing the iiJ key does not return the swept CW generator to front panel control SCPI LOCAL Analyzer LOCAL NONE Getting Started Programming in Chapter 1 Programming Typical Measurements in Chapter 1 L 10 Operating and Programming Reference ...

Страница 226: ...Analyzer MPl function on MPO function off See Also Marker Ml Start Ml Stop M2 Marker Operation in Chapter 1 Programming Typical Measurements in Chapter I Manual Sweep Function Group SWEEP M e n u M a p 7 Description This softkey lets you set the swept CW generator to the manual sweep mode of operation Depending on what parameter is sweeping you can use either the rotary knob or the ARROW keys to m...

Страница 227: ...frequencies is a linear interpolation of the frequency span For example a frequency half way between the start stop limits has a sweep voltage of 5 V 2 The bandcross points in CW mode occur at 2 0 7 13 5 20 25 5 and 32 GHz In manual sweep mode the bandcrossing points have 200 MHz of flexibility that is automatically used by the swept CW generator for optimum performance For example a 2 0 to 7 1 GH...

Страница 228: ... generator to sweep from Ml to M2 Marker Ml Marker M2 Marker M3 Marker M4 Marker M5 Markers All Off Start Ml Stop MZ Makes Ml frequency the active function Makes M2 frequency the active function Makes M3 frequency the active function Makes M4 frequency the active function Makes M5 frequency the active function Turns off all markers Changes the swept CW generator start and stop frequencies to the v...

Страница 229: ...rmally as Z axis intensity dots but can be changed to amplitude pulses Amp1 Markers When a marker is turned off the frequency value of that marker is retained in memory If the marker is reactivated the stored frequency value is recalled for that marker The frequency value of Ml and of M2 can also be used to define parameters in two other marker features Ml M2 Sweep and Start Mi Stop M2 Programming...

Страница 230: ...MkrRef Menu Start Nl Stop M2 Marker Operation in Chapter 1 Programming Typical Measurements in Chapter 1 Marker M3 Function Group MARKER M e n u M a p 3 Description See MARKER Mf Programming Codes SCPI MARKer3 FREQuency num freq suffix or MAXimumlMINimum MARKer3 STATe ONlOFFlllO Analyzer M3 function on MO function off See Also Amp1 Markers i MkrRef Menu Marker Operation in Chapter 1 Programming Ty...

Страница 231: ...nu Marker Operation in Chapter 1 Programming Typical Measurements in Chapter 1 Marker M5 Function Group Menu Map Description Programming Codes See Also MARKER 3 See MARKER Ml SCPI MARKer5 FREQ uency num freq suffix or MAXimumIMINimum MARKer5 STATe ONlOFFlllO Analyzer M5 function on MO function off Amp1 Markers MARKER MkrRef Menu Marker Operation in Chapter 1 Programming Typical Measurements in Cha...

Страница 232: ...he swept CW generator settings SCPI MARKer AOFF Analyzer SHMO Amp1 Markers Center Marker Ml M2 Sweep w Marker Operation in Chapter 1 Programming Typical Measurements in Chapter 1 Measure Corr All Function Group POWER M e n u M a p 5 Description This softkey enables the swept CW generator to act as a controller to command an HP 437B power meter to measure flatness correction values at all frequency...

Страница 233: ...nd Applying the User Flatness Correction Array in Chapter 1 Measure Corr Undef Function Group Menu Map Description Programming Codes See Also POWER 5 This softkey lets you enable the swept CW generator to act as a controller to command an HP 437B power meter to measure flatness correction values for those frequency points of the flatness array that do not have correction values assigned SCPI NONE ...

Страница 234: ...r NONE Adrss Menu Optimizing Swept CW Generator Performance in Chapter 1 Chapter 3 MOD Function Group MENU SELECT M e n u M a p 4 Description This hardkey allows access to the pulse modulation function Pulse For use with Hewlett Packard scalar analyzers the swept CW generator offers a scalar pulse modulation mode that provides approximately 2 ps rise and fall times An internal oscillator provides ...

Страница 235: ...also turn off module sensing completely Module Select AUTO Sets the swept CW generator to automatic selection of the source module selects the front connector if source modules are present at both front and rear connectors This is the default after preset Module Select Front Sets the swept CW generator to select the source module connected to the front panel source module interface connector Modul...

Страница 236: ...tput of the source module An asterisk next to the key label indicates this feature is active This feature is the default after preset Programming Codes SCPI SYSTem MMHead SELect AUTO ONlOFFlllO SYSTem MMHead SELect AUTO Analyzer NONE See Also Module Menu Module Select Front Function Group POWER and FREQUENCY Menu Map 2 and 5 Description This command causes the swept CW generator to examine only th...

Страница 237: ...ommand disables millimeter source module sensing The swept CW generator will not alter its frequency limits and multiplier even if a source module is connected to either source module interface connector An asterisk next to the key label indicates this feature is active Programming Codes SCPI SYSTem MMHead SELect FRONtjREARINONE SYSTem MMHead SELect Analyzer NONE See Also Module Menu M 12 Operatin...

Страница 238: ...next to the key label indicates this feature is active SCPI SYSTem MMHead SELect FRONtlREARlNONE SYSTem MMHead SELect Analyzer NONE Module Menu more n m Function Group ALL FUNCTION GROUPS Menu Map ALL MENU MAPS Description The more n m softkey allows you to page through the menus Look at one of the menu maps Notice the line keypath drawn from more n m By selecting this softkey the next page of the...

Страница 239: ...tly in the active line of the flatness correction array Meas Corr Undef Measures flatness correction values for all frequency points in the flatness correction array that have no correction values assigned The meter measure function uses an external HP 437B power meter to automatically measure and store power correction values for the frequency points requested SCPI NONE see Fltness Menu Analyzer ...

Страница 240: ... is centered on the RF output Peaking is used to obtain both the maximum available power and spectral purity and the best pulse FM envelopes at a given frequency This peaking occurs each time the frequency is changed or every seven minutes An asterisk next to the key label indicates this function is active Programming Codes SCPI CALibration PEAKing AUTO ONlOFFlllO Analyzer RPl function on RPO func...

Страница 241: ...ays Tracking Menu Optimizing Swept CW Generator Performance in Chapter 1 POWER L E V E L Function Group POWER Menu Map NONE Description This hardkey lets you control the output power level of the swept CW generator The swept CW generator has different power leveling modes and leveling points and as such the POWER LEVEL key controls different aspects of the power level ALC system The following is a...

Страница 242: ...VEL key controls the Level DAC and Level Control Circuits see Figure A l within the ALC level range t25 to 20 dBm This mode of operation requires a feedback connection from a negative output diode detector to the EXT ALC connector When you press POWER LEVEL the active entry area displays ATTEN X dB EXT POWER X Xx dBm where X represents a numeric value The data display area indicates Power dBm EXT ...

Страница 243: ...sents a numeric value The data display area indicates Power dBm MDL x xx In ALCoff there is no feedback voltage to level the power so power level is uncalibrated A leveling point is not specified in this mode The POWER LEVEL key controls the linear modulator directly from 0 to approximately 80 dB The attenuator if present is automatically uncoupled from the ALC system When you press POWER LEVEL th...

Страница 244: ...tes the linear power per frequency mode of power output and makes RF slope dB GHz the active function Power Sweep Activates power sweep mode and makes power sweep dB swp the active function S e t Atten Activates uncoupled attenuator as the mode of operation and makes the attenuator value the active function Tracking Menu Accesses the softkeys in the tracking calibration menu Uncoupl Atten Uncouple...

Страница 245: ...er Offset Function Group POWER M e n u M a p 5 Description This softkey changes the mapping of absolute power parameters on input to the swept CW generator It does not change the RF output produced by the swept CW generator The equation used to determine the displayed value is Entered or Displayed Power Hardware Power ALC Active Offset Programming Codes SCPI POWer OFFset STATe ON OFF l O POWer OFF...

Страница 246: ...bel indicates that this feature is active SCPI POWer SLOPe STATe ONJOFFIllO POWer SLOPe num DB JMAXimum MINimum UP DOWN Analyzer SLl function on SLO function off Note that because SL functions in the fundamental units of dB Hz you program the SL code SLmdt where m is 1 on or 0 off d is the numerical value in dB Hz and t is either DB or the ASCII LF terminator For example for a slope of 1 5 dB GHz ...

Страница 247: ...ammed Power sweep widths can be 45 dB wide in either direction However the settable power sweep range is dependent on the ALC level set An asterisk next to the key label indicates that this feature is active SCPI POWer MODE SWEeplFIXed POWer STARt num level suffix MAXimum MINimum POWer SPAN num level suffix MAXimum MINimum Analyzer PSl function on PSO function off POWER LEVEL Power Slope Power Swe...

Страница 248: ... failed self test refer to HP 8360 B Series Swept Signal Generator HP 8360 L Series Swept CW Generator Troubleshooting Guide Cycling power with the POWER switch does not have the same effect as presetting the swept CW generator Cycling power causes the swept CW generator to display the programming language the HP IB address and the firmware revision date After the swept CW generator displays this ...

Страница 249: ... to auto n CONT sweep w Sweep mode ramp n ALC leveling point internal n ALC leveling mode normal n Markers set to activate at the center frequency of the sweep n All function values stored in memory registers 1 through 9 remain in their previous states n The checksum of the calibration data is calculated and if an error is detected the calibration data in protected memory is used If the checksum o...

Страница 250: ...l do a factory preset When the user preset mode is active the softkey Factory Preset appears when you press PRESET An asterisk next to the key label indicates that this feature is active Programming Codes SCPI SYSTem PRESet TYPE USER Analyzer NONE See Also PRESET Preset Mode Factory Save User Preset Changing the Preset Parameters in Chapter 1 Printer Adrs Function Group Menu Map Description Progra...

Страница 251: ...layed in a last visited first seen order Refer to Figure P l and follow the arrow paths as indicated II 0 0 BLANK KEYIAEEL mm AREA 0 0 PRIOR Figure P l How PRIOR Works The sequence of keystrokes that created the movement shown in Figure P l is 1 FREQUENCY Kij 2 more l 2 3 List Menu 4 Delete Menu 5 PRIOR 6 i K 7 Fiiiq P 12 Operating and Programming Reference ...

Страница 252: ...8340 8341 mnemonics and provides HP network analyzer compatibility Any commands issued within 100 ms of a change in language may be ignored or lost An asterisk next to the key label indicates that this feature is active Programming Codes SCPI SYSTem LANGuage COMPatible Analyzer NONE See Also Adrs Menu ANALYZER STATUS REGISTER Getting Started Programming in Chapter 1 Chapter 3 Programming Language ...

Страница 253: ...enu Map Description Programming Codes See Also SYSTEM 8 Standard Commands for Programmable Instruments SCPI is the instrument control programming language adopted by Hewlett Packard SCPI provides commands that are common from one Hewlett Packard product to another eliminating device specific commands This softkey lets you select SCPI as the swept CW generator s external interface language This is ...

Страница 254: ...int in the frequency list when an external hardware trigger is received Programming Codes SCPI NONE Analyzer NONE See Also Softkeys listed above List Menu Pulse On Off Scalar Function Group Menu Map Description 4 This softkey activates pulse modulation mode and sets the internal pulse generator to produce 27 778 kHz square wave pulses 18 ps pulse width 36 ps pulse period The rise and fall times of...

Страница 255: ...o 60 dBm for an external power meter when a power meter is used to level power externally The factory preset value is 0 dBm The value specified for Par Ntr Range directly affects the power level range for power meter leveling points When this feature is active its current value is displayed in the active entry area SCPI POWer RANGe num power suffix MAXimum MINimum Analyzer NONE Leveling Point PwrM...

Страница 256: ... in Chapter 1 Programming Typical Measurements in Chapter 1 Ref Osc Menu Function Group SYSTEM M e n u M a p 8 Description This softkey reveals the softkeys in the frequency standard menu IO MHz Freq Standard Auto Automatically selects the frequency standard to be used by the swept CW generator IO MHz Freq Standard Extrnl Sets the swept CW generator to accept an external frequency standard as its ...

Страница 257: ...the message line of the display Press the key again to turn on RF power and restore the power value last entered SCPI POWer STATe ONlOFFlllO Analyzer RF1 power on RF0 power off MOD POWER LEVEL ROTARY KNOB Function Group Menu Map Description Programming Codes See Also ENTRY NONE The rotary knob is active whenever the entry area is on It controls a rotary pulse generator that allows analog type adju...

Страница 258: ...able or for approximately three years without line power Pressing m does not erase the memory registers 1 through 8 Register 0 is a memory register also It saves the last front panel settings automatically and can not be accessed through the ISAVE key Likewise register 9 is reserved for user preset storage and can not be accessed with the SAVE key Pressing PRESET erases register 0 but not register...

Страница 259: ...urity Menu Saving and Recalling an Instrument State in Chapter 1 Programming Typical Measurements in Chapter 1 Save User Preset Function Group Menu Map Description Programming Codes See Also SYSTEM 8 This softkey lets you store the present state of operation to be used as the PRESET state Set the swept CW generator to the desired operating conditions Select Save User Preset The display shows User ...

Страница 260: ...ted by the HP 8360 L Series swept CW generators n ABORt n CORRection STATe n DISPlay STATe STATe n FREQuency CENTer CENTer CW AUTO AUTO FIXed CW FIXed AUTO AUTO FIXed MANual MANual MODE MODE SPAN SPAN STARt STARt STOP STOP n LIST DWELl POINts DWELl FREQuency POINts FREQuency n MARKer n AOFF FREQuency FREQuency REFerence REFerence STATe STATe n POWer ALC Operating and Programming Reference S 3 ...

Страница 261: ... SPAN STARt STARt STOP STOP n PULM SOURce SOURce STATe STATe n ROSCillator SOURce AUTO AUTO SOURce n STATus OPERation CONDition ENABle ENABle EVENt NTRansition NTRansition PTRansition PTRansition PRESet QUEStionable CONDition ENABle ENABle EVENt NTRansition NTRansition PTRansition PTRansition n SWEep S 4 Operating and Programming Reference ...

Страница 262: ...Te ALTernate COMMunicate GPIB ADDRess SECurity STATe STATe VERSion n TRIGger IMMediate SOURce SOURce The following are the SCPI approved commands implemented by the HP 8360L Series swept CW generators Instrument specific diagnostic commands n DIAGnostics ABUS AVERage AVERage STATus ABUS ERRor ADD INSTrument PMETer ADDRess ADDRess Operating and Programming Reference S 5 ...

Страница 263: ...eck IOCHeck o s c FNCW FNDN FNUP HARM IF SAMP YO OUTPut BANDcross FAULts FREQs UNLocks YODacs YTMDacs SRECeiver ASTate ASTate BCRoss MODE MODE RS Weep SWAP SWAP BUCKet DIVider DIVider SWEep ARRay O l LOCK LOCK ARRay Ol l RESult TEST CONTinue DATA DESC MAXimum S 6 Operating and Programming Reference ...

Страница 264: ...ng are the commands implemented by the HP 8360 L Series swept CW generators which are not part of the SCPI definition w CALibration AD Just A4 VCO A5 LGAin AG VCO AG SMATch AG LGAin AG IFGain AS OFFSet AlO MGAin A13 REFerence A13 GAIN A14 SRAMp CONStants DEFault NAME RECall SAVE CONStants PEAKing AUTO AUTO EXECute FINE PMETer Operating and Programming Reference S 7 ...

Страница 265: ...NGe POWer ARRay POINts ARRay ATTenuation ATTenuation EXTernal ARRay POINts ARRay RANGe RANGe TYPE TYPE VALue VALue ZERO TYPE VALue VALue RANGe RANGe RECall SAVE ZERO ALL SECurity CODE STATe STATe SPAN AUTO AUTO EXECute TRACk w CORRection ARRay i ARRay i FLATness POINts S 6 Operating and Programming Reference ...

Страница 266: ...Te STATe OFFSet STEP AUTO AUTO INCRement INCRement n INITiate CONTinuous CONTinuous IMMediate n LIST MANual MANual MODE MODE POWer CORRection POINts CORRection TRIGger SOURce SOURce n MARKer n AMPLitude STATe STATe VALue IVALue DELTa MODE MODE n POWer ALC CFACtor CFACtor SOURce SOURce Operating and Programming Reference S 9 ...

Страница 267: ...ATe STATe SLOPe STATe STATe STEP AUTO AUTO INCRement INCRement n STATus MSIB CONDition ENABle ENABle EVENt NTRansition NTRansition PTRansition PTRansition SREceiver CONDition ENABle ENABle EVENt NTRansition NTRansition PTRansition PTRansition w SWEep CONTrol STATe TYPE MANual POINt S 10 Operating and Programming Reference ...

Страница 268: ...IGger SOURce SOURce n SYSTem DUMP PRINter PRINter ERRor KEY ASSign CLEar CODE CODE DISable ENABle LANGuage MMHead SELect AUTO AUTO SELect PRESet EXECute SAVE TYPE SECurity COUnt COUnt n TRIGger ODELay ODELay l ITSWeep n UNIT POWer POWer Operating and Programming Reference S l 1 ...

Страница 269: ...f the Standard Event Status Register This is a destructive read a IDN This returns an identifying string to the HP IB The response is in the following format HEWLETT PACKARD model serial number DD MMM YY where the actual model number serial number and firmware revision of the swept CW generator queried is passed a LRN This returns a long string of device specific characters that when sent back to ...

Страница 270: ... TEST LOOP OFF DISPlay STATe ON FREQuency CENTer value is MAX MIN 2 FREQuency CW value is MAX MIN 2 FREQuency CW AUTO OFF FREQuency MANualvalueis MAX MIN 2 FREQuency MODE CW FREQuency MULTiplier 1 FREQuency MULTiplier STATe OFF FREQuency OFFSetO FREQuency OFFSet STATe OFF FREQuency STARtMINimum FREQuency STEP calculated from span FREQuency STEP AUTO ON FREQuency STOPMAXimum 1NITiate CONTinuous OFF...

Страница 271: ... OFF SWEep POINts 11 SWEep STEPvalueis StopMAX StartMIN lO SWEep TIMEMINimum SWEep TIME AUTO ON SWEep TIME LLIMit 10ms SWEep GENeration ANALog SWEep MODEAUTO SWEep MANual POINt 1 SWEep MANual RELativel 0 50 SWEep MARKer STATe OFF SYSTem ALTernate 1 SYSTem ALTernate STATe OFF SYSTem COMMunicate GPIB ADDRess 19 SYSTem MMHead SELect AUTO ON SYSTem SECurity COUNt 1 UNIT POWerDBM l SAV num The present ...

Страница 272: ... Test not run yet This is an unlikely event 3 Test aborted 4 Can not execute the test 5 Can not execute the test test skipped 1 Unrecognized result software defect a WA1 This causes the swept CW generator to wait for the pending commands to be completed before executing any other commands For example sending the command TSW WAI allows for synchronous sweep operation It causes the swept CW generato...

Страница 273: ...pts of orrection 301 freq orrection pairs mm of freq orrection pairs orrection source state Parameter Type1 Boolean discrete extended numeric discrete extended numeric Boolean sxtended numeric xtended numeric rxtended numeric liscrete Boolean Allowed Values 3N OFF l o DETector DIODe num lvl suffix JSER DIODE PMETer MMHead num lvl suffix 1N OFF l o num DB 1601 1601 num freq s ix B 2 801 MAXimumlMIN...

Страница 274: ...ges mwer meter address winter address 10 device umber and value lisable listed elftests nable listed elftests g when tate tate elftest number mmber of elftests ondition If selftests Parameter Type1 xtended numeric xtended numeric xtended numeric xtended numeric xtended numeric r discrete xtended numeric r discrete xtended numeric iscrete oolean OOlean xtended numeric Allowed Values num to 31 to 31...

Страница 275: ...te freq span start freq extended numeric discrete extended numeric Boolean extended numeric Boolean extended numeric extended numeric start stop limits or MAXimumlMINimumlUPlDOWN CWlSWEeplLIST 36 to 36 or MAXimumlMINimum ONlOFFlllO 99 999 to 99 999 GHz or MAXimumlMINimum ON OFFI110 0 to MAX MIN MAXimumlMINimumlUPlDOWN specified freq range or MAXimumlMINimumlUPlDOWN AUTO auto freq step INCRement fr...

Страница 276: ...lta marker ref state Parameter Type extended numeric extended numeric extended numeric numeric discrete extended numeric numeric discrete Allowed Values 0 1 to 3200 ms 801 or MAXimum MINimum l 8Ol specified freq range 801 or MAXimum MINimum l 8Ol MAXimumlMINimum 1 to maximum defined AUTOlMANual 40 to 40 DB l SOl or MAXimum MINimum l 801 MAXimumlMINimum MMediatelBUSlEXTernal n is 1 to 5 1 is the de...

Страница 277: ...on off Boolean Boolean extended numeric Boolean extended numeric extended numeric discrete extended numeric Boolean extended numeric Boolean extended numeric Boolean extended numeric extended numeric Boolean ON OFF l O ON OFF l O 0 to 90 DB or MAXimum MINimum UP DOWN ON OFF l O specified power range or MAXimum MINimum UP DOWN specified power range or MAXimum MINimum UP DOWN FIXedlSWEep num level s...

Страница 278: ...tion PTRansition Parameters mlse mod source tate ef osc source tate leg transition ilter os transition ilter RQ enable register leg transition ilter 10s transition ilter Parameter Type1 discrete Boolean discrete Boolean numeric numeric numeric numeric numeric numeric Allowed Values SCALar ONlOFFlllO 1NTernallEXTernal NONE ONJOFFJlIO 0 to 2047 0 to 2047 0 to 2047 0 to 2047 0 to 2047 0 to 2047 Opera...

Страница 279: ...umber numeric 1 to the number of step points RELative percent of sweep MARKer extended numeric 0 to 100 STATe XFER state Ml start MZ stop Boolean ON OFF l o MODE manual sweep mode switch discrete AUTOlMANual POINts points in step sweep numeric num MAXimum MINimum STEP step size extended numeric function of current span MAXimumlMINimum TIME AUTO sweep time auto sweep time switch extended numeric Bo...

Страница 280: ... 14lALL DISable save lock discrete SAVE ENABle save lock discrete SAVE LANGuage language selection discrete SCPIlCIILlCOMPatible MMHead SELect discrete FRONt IREARINONE AUTO Boolean ONlOFFlOll PRESet EXEC SAVE TYPE preset mode discrete FACTorylUSER SECurity COUnt memory clear numeric 0 to 32767 MAXimumlMINimum STATe state Boolean ONlOFFlllO VERSion TRIGger IMMediate ODELay output delay extended nu...

Страница 281: ... an external detector s logger breakpoints and offsets l CALibration PMETer DETector NEXT Cnum lvlsuffixl The parameter is the measured power that is currently produced by the swept CW generator You must supply this parameter after measuring the power using an external power meter The query response is issued after the swept CW generator processes the supplied parameter and settles on the next poi...

Страница 282: ...henever the sweep span is changed OFF A calibration is done only when CALibration SPAN EXECute is sent After RST the setting is OFF l CALibration SPAN EXECuteI Causes a sweep span calibration l CALibrat ion TRACk Causes an automatic tracking calibration procedure l CORRection ARRay il Cnum CDB1 1601 1601 l CORRect ion ARRay i Sets and queries the entire 1601 point array of correction values that c...

Страница 283: ...on the users ALC correction system The RST value is OFF l DIAGnostics ABUS num Reads the analog bus node number and returns the number of millivolts l DIAGnostics ABUS AVERage num l DIAGnostics ABUS AVERage Sets and queries the number of ADC averages to use during the read ADC query After RST the value is 1 l DIAGnostics ABUS STATus Queries the status of the prior ADC reading The response is a sin...

Страница 284: ...EAK Bit 1 TRACK Bit 2 RAMP Bit 3 SPAN Bit 4 V GHz Bit 5 ADC Bit 6 EEROM Bit 7 PWRON Bit 8 CALCO Bit 9 PLLZERO Bit 10 PLLWAIT Bit 11 FNXFER Bit 12 CAL YO Bit 13 CAL MAN Bit 14 TMR CNFLCT Bit 15 SEARCH a DIAGnostics RESult Returns the following information result test failure manual entry point where result is one of the following 0 Diagnosis successful 1 Cannot diagnose full selftest must be execut...

Страница 285: ...s l DIAGnostics TEST DISable num l lALL Prevents the listed selftests from being selected If ALL is sent then all of the selftests are disabled RST causes DIAG TEST ENAB ALL to execute l DIAGnostics TEST ENABle num l lALL Enables the listed selftests to execute If ALL is sent then all of the selftests are enabled RST causes DIAG TEST ENAB ALL to execute l DIAGnostics TEST EXECute num The specified...

Страница 286: ...d l DIAGnostics TINT num A test feature that returns the value passed to it This is used to test the HP IB interface l DISPlay STATe ONlOFFlllO l DISPlay STATe Sets and queries the display ON OFF switch After RST the value is 1 Frequency Subsystem Any two frequency setting headers STARt STOP CENTer or SPAN may be sent in a single message and the resulting sweep is what was requested The order of t...

Страница 287: ...q STARt 20 GHZ still no error Example 3 present state start 5 GHz stop 6 GHz FREQ STARt 20 GHZ STOP 22 GHZ both are fine FREq STOP 22 GHZ STARt 20 GHZ no errors l FREQuency CENTer Cnum freq suffix lMAXimumlMINimumlUPlDOWN l FREQuency CENTer MAXimumlMINimuml Sets and queries the center frequency The RST value is MAX MIN 2 l FREquency CWl FIXed Cnum freq suffix lMAXimumlMINimumlUPlDOWN l FREquency C...

Страница 288: ...fect the output frequency of the swept CW generator Only the displayed parameters and query responses are changed The equation implied by this is Entered displayed frequency Hardware Freq Multiplier Offset After RST the value is 1 l FREQuency MULTiplier STATe ONlOFFlllO l FREQuency MULTiplier STATe Queries and turns the frequency multiplier off and on After RST the setting is OFF l FREQuency OFFSe...

Страница 289: ...suffix IMAXimumlMINimum l FREQuency STEP INCRement Sets and queries the frequency step size to use for any node in the frequency subsystem that allows UP and DOWN as parameters Setting this value explicitly causes a FRElJ STEP AUTO OFF command The RST setting is automatically calculated from span l FREQuency STOP num freq suffix lMAXimumlMINimumlUPlDOWN l FREquency STOP CMAXimumlMINimuml Sets and ...

Страница 290: ... and queries a list of frequencies that the swept CW generator phase locks to in the sequence entered when the list mode is selected RST value is the MAX MIN 2 lLIST FREquency POINts MAXimumIMINimum Returns the number of frequencies that have been entered into the list frequency array After RST returns a 1 l LIST MANual num l LIST MANual Sets and queries the list point number to go to and lock The...

Страница 291: ...or is not allowed to change during the list execution The number of parameters can be from 1 to 801 After RST the value is 0 lLIST POWer CORRection POINts MAXimum I MINimum Returns the number of correction points that have been entered into the list array After RST returns a 1 l LIST TRIGger SOURce IMMediatelBUSlEXTernal l LIST TRIGger SOURce Sets and queries the list point to point trigger source...

Страница 292: ... confined to the present START and STOP frequency limits DELTa The value is specified with respect to the reference marker MARKer n REFerence The RST values are the same as the FREQ CENTcommand RST value l MARKer n MODE FREQuency I DELTa l MARKer n MODE Sets and queries the mode of the specified marker Setting one marker to delta turns all other marker modes to frequency If n is not specified the ...

Страница 293: ...e command POWer ALC SOUFke is set to DIODe or PMETer l POWer ALC SOUFke INTernallDIODelPMETerlMMHead l POWer ALC SOUFke Sets and queries the ALC leveling source selection switch The RST value is INTernal l POWer ALC STATe ONlOFFlllO l POWer ALC STATe Sets and queries the state switch of the ALC The positions are ON normal ALC operation OFF open loop ALC mode When on the power can be programmed in ...

Страница 294: ...r for power sweep Default units and units for query response are determined by the UNIT POWer command The coupling equations for power sweep are exactly analogous to those for frequency sweep Power sweep is allowed to be negative unlike frequency sweeps See FREQ CENT for a description RST value is 0 dBm l POWer LEVell num lvl suffix lMAXimumlMINimumlUPlDOWN l POWer C LEVelI MAXimum I MINimumI Sets...

Страница 295: ... This is used when the commandPOWer ALC SOURceis set to PMETer l POWer SEARch ONlOFFlllOlONCE l POWer SEARch Sets and queries the power search switch This has an interaction with POWer ALC STATe as described below POWer ALC STATe P O W e r S E A R c h Power Switch Action ON ON ALC is momentarily closed to level at the requested power and then the modulator is set to the same voltage in open loop m...

Страница 296: ...F a POWer STEP AUTO ONlOFFlllO l POWer STEP AUTO Sets and queries the function switch that controls how the power step size POWer STEP INCRement is determined If in the automatic state then the step size is 1 dB The RST setting is ON l POWer STEP INCRement num DB lMAXimumlMINimum l POWer STEP INCRementI MAXimum I MINimumI Sets and queries the power step size to be used for any node in the power su...

Страница 297: ...egister This is a destructive read l STATus OPERation NTRansition num l STATus OPERation NTRansition Sets and queries the Standard Operation Negative Transition Filter The STATUS PRESet value is 0 l STATus OPERation PTRansition num l STATus OPERation PTRansition Sets and queries the Standard Operation Positive Transition Filter After STATus PRESet all used bits are set to 1s l STATUS PRESet This c...

Страница 298: ...eractions between dwell sweep time points step size and frequency span are as follows SWEep TIME 5 ms SWEep DWELl x SWEep POINts 1 FREQ SPAN SWEep STEP x SWEep POINts 1 DWELI OFF OFF ON SWEep xx AUTO switches T I M E Switch Action OFF No coupling between SWEep DWELl SWEep TIME and SWEep POINts ON No coupling between SWEep DWELl SWEep TIME and SWEep POINts OFF When SWEEP TIME or SWEEP POINts are ch...

Страница 299: ... of Sweep Condition CW Non swept Analog freq sweep Manual analog freq sweep Stepped freq sweep Manual step freq sweep CW with analog power sweep ZW with manual analog power sweep ZW with stepped power sweep ZW with manual stepped lowe sweep 4nalog frequency and power sweep Manual analog frequency and power sweep Stepped frequency and power sweep Manual stepped frequency and power sweep List sweep ...

Страница 300: ...er STATe ONlOFFlllO l SWEep MARKer STATe Sets and queries the state of marker sweep When ON the frequency sweep limits are taken to be the positions of marker 1 and marker 2 RST value is 0 a SWEep MARKer XFER This transfers the values of marker 1 and marker 2 frequencies into start and stop frequency l SWEep MODE AUTOlMANual l SWEep MODE Selects and queries the manual sweep mode switch AUTO The sw...

Страница 301: ...anging either sweep time or the number of points causes DWELl to be recalculated but does not cause an error If you attempt to change the dwell time then AUTOis set to OFF IfDWELl AUTOis OFF then sweep time is independent of the dwell time and the number of points RST value is MIN l SWEep TIME AUTO ONlOFFlllO l SWEep TIME AUTO Sets and queries the automatic sweep time switch ON The value of the sw...

Страница 302: ...sponse to SYST ERR is 23 NUMERIC OVERFLOW YOU PUT IN A NUMBER TOO BIG l SYSTem LANGuage SCPIlCIILlCOMPatible Causes the instrument to perform a language switch to another language system l SYSTem MMHead SELect AUTO ONlOFFlOll l SYSTem MMHead SELect AUTO Sets and queries automatic selection of the millimeter source module interface connector If the instrument finds a source module connected at both...

Страница 303: ...Ximum Sets and queries the number of times to clear memory when the value of SYSTem SECurity STATe changes from ON to OFF RST value is 1 l SYSTem SECurity STATe ONlOFFlllO l SYSTem SECurity STATe Controls the security mode of the instrument When in secure mode any display annunciators that have been disabled cannot be re enabled without destroying certain stored information This value is not affec...

Страница 304: ...DELay MAXimumlMINimum Sets and queries the trigger output delay the time between when the source is settled when Bit 1 of the Standard Operation Status Register makes a negative transition and the trigger out signal is sent l TRIGger SOURce IMMediatelBUSlEXTernal l TRIGger SOURce Sets and queries the source of the trigger event l TSWeep This is a convenience command that does the equivalent of ABO...

Страница 305: ...ENT STATUS GROUP SfR DESCRIPnMI yvp C gsl cc y DEE WERI RLOUEST 0 y REG STER PRESET ERROR pgo ERROR CONTROL COUPLE 811 l 7 5 5 4 3 2 1 0 ENABLE REGISTER SE ml EW SERVICE REOVEST ENABLE REGISTER SE ml SRE S 46 Operating and Programming Reference ...

Страница 306: ...LE REGISTER STAT OPER ENAB num STATus OPERat o Enobie CONDITION REGISTER STAT O JES COND NEGATIVE TRANSlTlON FlLTER STAT Q ES NT6 num TAT OUES NIW POS TNE TRANSITION FLIER STAT O ES PTR C rn STAT O ES PTR7 ENABLE REGISTER STAT O E5 ENAB num STAT OUES ENAW r 32 768 16 38Ll 8 192 L O96 2 098 1sJzu 512 256 128 64 32 16 8 u 2 1 EVENT REGISTER STAT O E5 E EYENil i NOTE STAT PRES THIS COMMAND PRESETS TH...

Страница 307: ... accessible frequency information The features listed above together with the softkeys Freq Offset and Freq Mult provide the swept CW generator with security controls for a variety of situations The local lockout LLO programming command adds security when the swept CW generator is used in an ATE environment A security calibration constant that can be accessed through the service adjustment menu re...

Страница 308: ... Description Programming Codes See Also POWER This softkey lets you set the attenuator separately from the rest of the ALC system When an entry is made using this key the attenuator is automatically uncoupled from the ALC system so that the POWER LEVEL key controls the ALC system apart from the attenuator SCPI POWer ATTenuation num DB or MAXimum MINimum UP DOWN Analyzer SHLS num DB DM IALC POWER L...

Страница 309: ...n progress and initiates a single sweep at a rate determined by the sweep time function If you press iK in the middle of a continuous sweep the sweep is aborted and the swept CW generator retraces to the starting point but does not start a sweep Press SINGLE a second time to start the sweep The amber LED above the hardkey is lit when the function is on SCPI 1NITiate CONTinuous OFF O ABORt INITiate...

Страница 310: ...t CW generator to exceed its minimum or maximum specified frequency is limited Programming Codes SCPI FREQuency SPAN num freq suffix or MAXimum MINimum UP DOWN FREQuency MODE SWEep Analyzer DF num HzJKzlMzlGz See Also iiEiQ Gi jETFj Center Frequency Span Operation in Chapter I Function Group FREQUENCY M e n u M a p 2 Description This hardkey activates swept frequency mode and makes the start frequ...

Страница 311: ...tion Group Menu Map Description Programming Codes See Also MARKER 3 This softkey changes the swept CW generator start frequency to the frequency value of marker 1 and the stop frequency to the frequency value of marker 2 The swept CW generator has been reset to these start stop values unlike the softkey Ml M2 Sweep that changes the start stop values only while active SCPI SWEep FREQuency MARKer XF...

Страница 312: ...ext to the key label indicates that this feature is active SCPI TRIGger SOURce IMMediate Analyzer Tl CONT I Sweep Menu Start Sweep Trigger 3us Function Group Menu Map Description Programming Codes See Also SWEEP 7 When this softkey is selected the swept CW generator waits for an HP IB trigger to trigger a sweep An asterisk next to the key label indicates that this feature is active SCPI TRIGger SO...

Страница 313: ...up Menu Map Description FREQUENCY 2 This softkey lets you designate the swept CW generator as the master control in a dual swept CW generator measurement system A dual swept CW generator system two tone measurement system facilitates accurate device characterizations by providing one timebase reference for both sources This technique reduces instabilities from temperature or line voltage fluctuati...

Страница 314: ...slave swept CW generator 9 Activate the master mode on the master swept CW generator By connecting the master s 10 MHz reference standard to the slave s 10 MHz reference input the master swept CW generator s timebase supplies the frequency reference for both swept CW generators In step sweep measurements if the master swept CW generator is not connected to an external controller it must automatica...

Страница 315: ...weep points on the slave the same as on the master swept CW generator If the master swept CW generator is connected to a network analyzer the analyzer automatically sets the master swept CW generator s step size to match the number of points displayed on the analyzer Since the slave swept CW generator is not connected to the analyzer set the slave to match the master swept CW generator Allow the m...

Страница 316: ...See Also FREQUENCY 2 This softkey lets you set dwell times for points in the stepped frequency mode of sweep operation The dwell time for points in step frequency sweep may range from 100 ps to 3 2s The actual time between points is the sum of dwell and phase lock times Select Step Dwell then use the entry area to enter the desired value SCPI SWEep FREQuency DWELl num time suffix or MAXimumIMINimu...

Страница 317: ...ing Step Sweep in Chapter 1 Step Size Function Group Menu Map Description Programming Codes See Also FREQUENCY 2 This softkey lets you specify the step size in a stepped frequency sweep The range of increment size is dependent on frequency span and the number of step points desired as given by the formula STEP SIZE SPAN STEP POINTS Step Size and Step Points are dependent variables as shown by the ...

Страница 318: ...CW generator to act as the slave in a dual swept CW generator measurement setup Sets the dwell time for points in stepped sweep Sets the number of points in a stepped sweep Sets the increment value for the points in a stepped sweep Automatically steps the swept CW generator to the next point in a stepped sweep Steps the swept CW generator to the next point in a stepped sweep when an HP IB trigger ...

Страница 319: ...p Using Step Sweep in Chapter 1 Step Swp Pt Trig Bus Function Group FREQUENCY M e n u M a p 2 Description When this softkey is selected the swept CW generator steps to the next point in a stepped frequency sweep when an HP IB trigger TRG GET is received leading edge TTL When the last frequency point is reached and continuous sweep is selected the next trigger causes the step sweep to return to the...

Страница 320: ...terisk next to the key label indicates that this feature is active SCPI SWEep TRIGger SOURce EXT Analyzer TS Step Sup Menu Sweep Mode Step Using Step Sweep in Chapter 1 p Function Group Menu Map Description Programming Codes FREQUENCY NONE This hardkey activates swept frequency mode and makes the stop frequency parameter the active function The start stop frequency must be separated by at least 2 ...

Страница 321: ... Sweep Trigger Ext Sweep Mode List Sweep Mode Ramp Sweep Mode Step SwpTime Auto TrigOut Delay Automatically triggers a sweep when SINGLE or CONT is pressed Waits for an HP IB trigger to trigger a sweep when SINGLE or CONT is pressed Waits for an external hardware trigger to trigger a sweep when SINGLE or CONT is pressed Activates the list frequency sweep mode Activates the analog frequency sweep m...

Страница 322: ... the step frequency list mode To use this type of sweep a frequency list must have been entered otherwise an error message appears In this mode the swept CW generator steps only those frequencies defined by the frequency list An asterisk next to the key label indicates that this feature is active SCPI FREQuency MODE LIST Analyzer SN CONNECTORS List Menu Creating and Using a Frequency List in Chapt...

Страница 323: ... in Chapter 1 Sweep Mode Step Function Group SWEEP M e n u M a p 7 Description This softkey activates the stepped frequency step mode In this mode the swept CW generator steps from the start frequency to the stop frequency by the designated frequency step size Manual continuous and single sweeps can be performed in this mode An asterisk next to the key label indicates that this feature is active P...

Страница 324: ...ALibration SPAN AUTO ON OFF l O Analyzer NONE See Also Freq Cal Menu Using Frequency Calibration Swp Span Cal Once Function Group Menu Map Description Programming Codes See Also USER CAL 9 This softkey activates sweep span calibration immediately and performs it only once An asterisk next to the key label indicates this feature is active SCPI CALibration SPAN EXECute Analyzer NONE Freq Cal Menu Us...

Страница 325: ...s SWEEP the active entry area displays the current sweep time and whether the sweep time is coupled to the frequency span far right hand side displays AUTO If the word AUTO is not displayed then the sweep time auto function is off Programming Codes SCPI SWEep FREQuency TIME num time suffix or MAXimum I MINimum Analyzer ST num sclms See Also Power Sweep Power Level and Sweep Time Operation in Chapt...

Страница 326: ...ument state stored in an internal register Dims the swept CW generator s display Displays the present status of the swept C W generator Reveals the HP IB control menu Sets the preset state as defined by the manufacturer to be recalled by the PRESET key Sets the preset state as defined by the user to be recalled by PRESET Reveals the frequency standard options menu Stores the present instrument sta...

Страница 327: ...rMenu Clear Activates the USER DEFINED MENU and clears all keys in that menu Programming Codes SCPI NONE Analyzer NONE See Also Softkeys listed above CONNECTORS USER DEFINED iYK S 70 Operating and Programming Reference ...

Страница 328: ...An asterisk next to the key label indicates that this feature is active Programming Codes SCPI ROSCillator SOURce AUTO ONlOFFlllO Analyzer NONE See Also Ref Osc Menu IO MHz Freq Std Extrnl Function Group SYSTEM M e n u M a p 8 Description This softkey tells the swept CW generator to accept an external 10 MHz signal as the frequency reference The external signal must be applied to the 10 MHz REF IN...

Страница 329: ...king properly UNLOCK appears on the message line of the display An asterisk next to the key label indicates that this feature is active SCPI ROSCillator SOURce INTernal Analyzer NONE Ref Ost Menu 10 MHz Freq Std None Function Group SYSTEM M e n u M a p 8 Description This softkey sets the reference oscillator to a free run state where no frequency reference is used An asterisk next to the key label...

Страница 330: ...cally realigns the swept CW generator s output filter and oscillator to maximize output power for the CW frequency mode Peak RF Once Realigns the swept CW generator s output filter and oscillator to maximize output power for the CW frequency mode SCPI NONE Analyzer NONE Softkeys listed above Using the Tracking Feature in Chapter 1 TrigOut Delay Function Group Menu Map Description SWEEP 7 This soft...

Страница 331: ...rigOut Delay Programming Codes SCPI TRIGger ODELay num time suffix Analyzer NONE See Also Start Sweep Trigger Auto Start Sweep Trigger Bus Start Sweep Trigger Ext T 4 Operating and Programming Reference ...

Страница 332: ...LC and attenuator settings press POWER LEVEL SCPI POWer ATTentuation AUTO ON OFF l 0 Analyzer SHPS num DBIDM to set the ALC SHSL num DBIDM to attenuator PL causes the attenuator couple to the ALC ALC POWER LEVEL Set Atten Working with Mixers Reverse Power Effects in Chapter I SERVICE 6 This softkey causes the swept CW generator to display lock unlocked status of all the phase lock loops An asteris...

Страница 333: ...2 Description This softkey lets you set the frequency step size for the CW frequency mode The step size may be set from 1 Hz to 10 GHz The factory preset size is 100 MHz CW frequency is incremented decremented by pressing the up down arrow keys If an underline cursor appears under a digit in the entry display then the value will be modified by the up down arrow keys or the rotary knob The incremen...

Страница 334: ...g the entry area If an underline cursor appears under a digit in the entry display then the value will be modified by the up down arrow keys or the rotary knob The increment decrement size in this case is the underlined digit by the power of 10 If the up down function is on asterisk next to key label and the cursor is not under one of the active entry area digits then frequency value is changed by...

Страница 335: ...so Softkeys listed above Optimizing Swept CW Generator Performance in Chapter 1 USER DEFINED iii Function Group USER DEFINED Menu Map NONE Description This hardkey reveals the customized menu created by selecting softkeys and assigning them to this menu The user defined menu is empty until you assign keys to it Three sections 12 key assignment locations of menu are available for key assignment Any...

Страница 336: ...The user defined menu appears in the softkey label area The active entry area displays Press USER Soft Key to Clear 2 Select the softkey you wish to remove from the menu The active entry area turns off and the softkey is removed from the user defined menu The user defined menu remains in the softkey label area Programming Codes SCPI NONE Analyzer NONE See Also E USER DEFINED iii UsrMenu Clear UsrM...

Страница 337: ...he user defined menu and removes all softkeys assigned to that menu The empty user defined menu remains in the softkey label area Programming Codes SCPI NONE Analyzer NONE See Also 1 USER DEFINED j UsrKey Clear U 6 Operating and Programming Reference ...

Страница 338: ...PI SYSTem SECurity STATe ON Analyzer NONE Security Menu Zoom Function Group FREQUENCY M e n u M a p 2 Description This softkey activates the CF Span sweep mode zoom In this mode span is controlled by the up down arrow keys Center frequency is controlled by the rotary knob or the numeric entry keys The left and right arrows control the resolution with which the center frequency can be changed This ...

Страница 339: ... the save recall registers have been disabled by the save lock feature or by a calibration constant ADDR ERROR EXCEPTION This can only be caused by an internal processor error Refer to Chapter 4 for instructions on contacting a qualified service technician Auto Track Failed Cal Not Updated occurs when auto track has been initiated and for some reason has failed Refer to Chapter 4 and follow the lo...

Страница 340: ...ta ERROR CALIBRATION FAILED This error will only occur if the service adjustment menu is accessed Specifically an Al4 sweep ramp calibration has been attempted and failed Run the sweep ramp selftest Refer to the MENU MAPS chapter in the HP 8360 B Series Swept Signal Generator HP 8360 L Series Swept CW Generator Service Guide ERROR Must first enter correction freq This error occurs when a correctio...

Страница 341: ...age syntax error has been encountered Review the program to find the syntax error ILLEGAL INSTRUCTION EXCEPTION This can only be caused by an internal processor error Refer to Chapter 4 for instructions on contacting a qualified service technician INPUT BUFFER EMPTY This can only be caused by an internal processor error Refer to Chapter 4 for instructions on contacting a qualified service technici...

Страница 342: ...ad or disconnected internal battery can cause this message Refer to Chapter 4 for instructions on contacting a qualified service technician Selftest REQUIRES system interface OFF This error message indicates that the swept CW generator is connected to a network analyzer and can not run selftest Correct by disconnecting the system interface cable from the swept CW generator SPURIOUS INTERRUPT This ...

Страница 343: ...incorrectly or the wrong password has been used Qualified service technicians refer to ADJUSTMENTS in the HP 8360 B Series Swept Signal Generator HP 8360 L Series Swept CW Generator Service Guide for more information SCPI Error Messages in Numerical Order Swept CW Generator 0 No Error This message indicates that the device has no errors Specific SCPI Error and is currently ready to perform the ope...

Страница 344: ...420 Query UNTERMINATED Nothing To Say 410 Query INTERRUPTED Error Messages From 399 To 300 These error messages indicate that some device operations did not properly complete possibly due to an abnormal hardware or firmware condition This type of error sets the Device specific Error bit 3 in the Event Status Register Events that generate Device specific Errors do not generate Command Errors Execut...

Страница 345: ...and Error Bit bit 5 in the Event Status Register One of the following events has occurred 1 A syntax error has been detected Possible errors are a data element that violates the device listening formats or whose type is unacceptable to the instrument n A semantic error has been detected indicating that an unrecognized header was received n A Group Execute Trigger GET was entered into the input buf...

Страница 346: ...ng parameter 108 Parameter not allowed Too many 105 GET not allowed 104 Data type error 104 Data type error Block not allowed 104 Data type error Char not allowed 104 Data type error Decimal not allowed 104 Data type error Non dec not allowed 104 Data type error String not allowed 103 Invalid separator 2a 8 Error Messages ...

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Страница 357: ...of this table to determine whether any changes apply to your instrument s model number serial prefix number combination 3 If a change is listed check this change to determine if specifications other than those listed in this section apply The changes are included in Chapter 5 Specifications describe warranted instrument performance over the 0 to 55 C temperature range except as noted otherwise Spe...

Страница 358: ...o 33 5 GHz2 6 6 33 5 GHz to 38 GHz3 6 7 38 GHz to 50 GHz 8 1 This band is 20 GHz to 25 5 GHz on the HP 83640L 2 This band is 25 5 GHz to 32 GHz on the HP 83640L 3 This band is 32 GHz to 40 GHz on the HP 83640L Frequency Modes CW and Manual Sweep Accuracy Same as time base S wit thing Time For Steps Within a Frequency Band 15 ms t step size l GHz x 5 ms Maximum or Across Band Switch Points 50 ms St...

Страница 359: ...to 3 2 s Ramp Sweep Mode Accuracy2 sweep time 100 ms and 2 5 s Sweep Widths 5 n x 10 MHz 0 1 of sweep width f time base accuracy Sweep Widths n x 10 MHz Lesser of 1 of sweep width or n x 1 MHz 0 1 of sweep width Sweep Time 10 ms to 100 seconds 300 MHz ms maximum rate Internal 10 MHz Accuracy Calibration f Aging Rate f Temperature Effects f Line Time Base Voltage Effects Stability Aging Rate 5 x lo...

Страница 360: ...um leveled output power is reduced by 1 5 dB to 20 GHz 2 0 dB above 20 GHz and 2 5 dB above 40 GHz Minimum Settable Standard 20 dBm Option 001 110 dBm Resolution 0 02 dB Switching Time without attenuator change 10 ms typical Temperature Stability 0 01 dB C typical Typical Maxium Available Power 5 I I I I I I 01 I 1 I I I I I 1 0 I0 2 0 3 0 4 0 5 0 Frequency GHz uo711 3 Specification applies over t...

Страница 361: ... f1 7 60 dBm f0 9 fl O f1 2 rt2 0 5 60 dBm f1 4 f1 5 f1 7 f2 5 Flatness dB Specifications modes of operation apply in CW step list manual sweep and ramp sweep Frequency GHz 4 Specification applies over the 15 to 35 C temperature range for output frequencies 50 MHz 5 Specification applies over the 15 to 35 C temperature range and are degraded 0 3 dB outside of that range Specifications 2c 5 ...

Страница 362: ...eveling Input 200 PV to 0 5 volts Source Match Typical HP 836508 L Power Flatness 26 5 Frequency GHz Bandwidth External Detector Mode 10 or 100 kHz sweep speed and modulation mode dependent nominal Power Meter Mode 0 7 Hz nominal internally leveled typical6 20 GHz 1 6 1 SWR 40 GHz 1 8 1 SWR 50 GHz 2 0 1 SWR 6 Typically 2 0 1 SWR at frequencies below 50 MHz 2c 6 Specifications ...

Страница 363: ...P 83630L HP 83640L HP 83650L Frequencies 2 0 GHz Standard 25 3 0 7 3 0 7 3 0 7 2 0 and 2 6 5 GHz Standard 4 5 5 0 5 0 5 0 2 2 6 5 GHz Standard 4 0 4 0 Subharmonics o u t p u t HP 83623L HP 83630L HP 83640L HP 83650L Frequencies 7GHz None None 7 and 5 2 0 GHz 5 0 5 0 20 and 4 0 GHz 5 0 4 0 GHz I Specification is 20 dBc below 50 MHz a Specification typical below 0 dBm None 5 0 408 None 5 0 408 358 S...

Страница 364: ...Hz 5 8 26 5 and 2 40 GHz 5 4 40 GHz 5 2 g Specification applies at output levels 0 dBm and below Power Line Related 300 Hz offset from carrier 10 MHz to 7 GHz 5 5 7 GHz to 13 5 GHz 4 9 13 5 GHz to 20 GHz 4 5 20 GHz to 26 5 GHz 4 3 26 5 GHz to 38 GHz O 3 9 38 GHz to 50 GHz 3 7 2c 8 Specifications ...

Страница 365: ...z to 38 GHzl 5 4 6 2 7 0 91 38 GHz to 50 GHz 5 2 6 0 6 8 8 9 T y p i c a l P h a s e N o i s e IOGHZ C a r r i e r 4 0 6 0 _ 8 0 A4 D loo 1 2 0 1 4 0 1OOHz IkHz IOkHz 1OOkHz IMHz 1OMHz O f f s e t F r o m C a r r i e r Residual FM CW Mode or Sweep Widths 5 n x 10 MHz n x 60 Hz typical RMS 50 Hz to 15 kHz Sweep Widths n x 10 MHz n x 15 kHz typical bandwidth lo Frequency range is 26 5 GHz to 40 GHz ...

Страница 366: ...esigned for use in INSTALLATION CATEGORY II and POLLUTION DEGREE 2 per IEC 1010 and 664 respectively EMC Within limits of CISPR Pub 11 1990 Group 1 Class A and Mil Std 461C Part 7 RE02 Operation Requires 30 minute warm up from cold start at 0 to 55 C Internal temperature equilibrium reached over 2 hour warm up at stable ambient temperature F requency Reference Reference time base is kept at operat...

Страница 367: ...d wide TTL level pulse at 1601 points evenly spaced across an analog sweep or at each point in step or list mode BNC female rear panel 30 MHz Reference Input Accepts 10 MHz ltlO0 Hz 0 to lO dBm reference signal for operation from external time base Nominal input impedance 50 ohms Damage level lO 5 volts BNC female rear panel 10 MHz Reference Output Nominal signal level 0 dBm nominal output impedan...

Страница 368: ...dules Special front and rear panels Auxiliary Interface Provides control signal connections to HP 8516A S parameter Test Set 25 pin D subminiature receptacle rear panel Models HP 83623L 10 MHz to 20 GHz High Power HP 83630L 10 MHz to 26 5 GHz HP 83640L 10 MHz to 40 GHz HP 83650L 10 MHz to 50 GHz Options Option 001 Add Step Attenuator With this option minimum settable output power is 110 dBm Maximu...

Страница 369: ...0 without front handles Option 910 Extra Operating 81 Service Guides Provides a second copy of operating and service guides Option 013 Rack Flange Kit Used to rack mount HP 8360 with front handles Front handles are standard on the HP 8360 Option W30 Two Years Additional Return To HP Service Does not include biennial calibration Specifications 2c 13 ...

Страница 370: ...ctrically The contents of the shipment should agree with the items noted on the packing slip Procedures for checking the basic operation of the swept CW generator are in Chapter 4 Operator s Check and Routine Maintenance You will find procedures for checking electrical performance in the Performance Tests chapter of your HP 8360 B Series Swept Signal Generator HP 8360 L Series Swept CW Generator S...

Страница 371: ...5 mm F to 3 5 mm F HP 83640L HP 83650L 1250 1745 5061 5311 2 4 mm F to K F 1250 2187 2 4 mm F to 2 4 IIIIII F 1250 2188 Options Available There are several options available on the HP 8360 L Series swept CW generators For descriptive information on all of the options available refer to Chapter 2c Specifications For installation information on the rack mounting kits refer to later paragraphs in thi...

Страница 372: ...ch the swept CW generator to the ac line voltage available at the site of installation Both the line selector and fuse were selected at the factory to match the ac line voltage expected to be found at the shipping destination Verify that the voltage selector has been set to the correct line voltage before connecting power to the swept CW generator For continued protection against fire hazard repla...

Страница 373: ...n is prohibited CAUTION Always use the three prong ac power cord supplied with this instrument Failure to ensure adequate earth grounding by not using this cord may cause instrument damage The offset prong of the three prong connector is the grounding pin The protective grounding feature is preserved when operating the swept CW generator from a two contact outlet by using a three prong to a two pr...

Страница 374: ...9 79 80 Black 80 Black 36 Black 80 Jade Gray 80 Jade Gray 36 Jade Gray Straight SEVIOI 1 1959 24507 Type 12 79 Straight DHCK 107 900 79 Gray 79 Gray Straight CEE22 VI System Cabinet Use CABLE COLOR FOR USE IN COUNTRY Mint Gray United Kingdom Mint Gray Cyprus Nigena Zimbabwe Singapore I Gray Australia Gray New Zealand Mint Gray East and West Europe Mint Gray Saudi Arabia Egypt Republic o f S o A f ...

Страница 375: ...tes the selected language 4 Select the desired softkey Remember If the swept CW generator displays Rear panel HP IB language must be 7 111 in order to change current language XxX the address on the rear panel HP IB switch Figure 3 2 is set to something other than 7 all 1s Note If the swept CW generator does not have Option 700 and you select Power Up Language CIIL the instrument displays OPTIONNOT...

Страница 376: ...vides access not only to the swept CW generator s HP IB address but also to the address at which the swept CW generator expects to see a power meter and the address at which the swept CW generator expects to see a printer See Table 3 3 for factory set addresses Table 3 3 Factory Set HP IB Addresses Instrument HP IB Address Decimal Swept CW Generator 19 Power Meter 13 Printer 01 Installation 3 7 ...

Страница 377: ... switch Figure 3 2 to any address other than 31 all 1s How to Set the HP IB Address on a Swept CW Generator without a Front Panel If your swept CW generator does not have a front panel set the address on the rear panel HP IB switch Figure 3 2 to the address you want factory default is 19 Mating Connectors All of the externally mounted connectors on the instrument are discussed in the CONNECTORS se...

Страница 378: ...ltitude The swept CW generator may be operated at pressure altitudes up to 4572 meters approximately 15 000 feet Cooling The swept CW generator obtains all cooling airflow by forced ventilation from the fan mounted on the rear panel Information on cleaning the fan filter is located in Routine Maintenance in Chapter 4 CAUTION Ensure that all airflow passages at the rear and sides of the swept CW ge...

Страница 379: ...ssembly 8 Screws Outer Slide Assembly 8 Nuts Outer Slide Assembly ilide Adapter Kit NON HP includes the following parts 4 Adapter Brackets 4 Adapter Bar a Screws Bracket to Bar 8 Nuts Bracket to Slide Assembly CAUTION Ventilation Requirements When installing the instrument in a cabinet the convection into and out of the instrument must not be restricted The ambient temperature outside the cabinet ...

Страница 380: ...2 Remove four screws per side 3 Using the screws provided attach the rack mount flanges to the outside of the handles 4 Remove the side straps and end caps 5 Remove the bottom and back feet and the tilt stands Figure 3 3 Removing the Side Straps and Feet Installation 3 l 1 ...

Страница 381: ...strument with the screws provided 8 With the appropriate hardware install the outer slide assemblies to the system enclosure 9 Lift the swept CW generator into position Align the inner and outer slide assemblies and slide the instrument into the rack Realign the hardware as needed for smooth operation SYSTEMS ENCLOSURES Figure 3 4 Chassis Slide Kit 3 12 Installation ...

Страница 382: ...ck Flange Kit for Swept CW Generators with Handles Removed Contents CAUTION Ventilation Requirements When installing the instrument in a cabinet the convection into and out of the instrument must not be restricted The ambient temperature outside the cabinet must be less than the maximum operating temperature of the instrument by 4 C for every 100 watts dissipated in the cabinet If the total power ...

Страница 383: ...he handles to the instrument remove the handles 3 Using the screws provided attach the rack mount flanges to the swept CW generator 4 Remove the bottom and back feet and the tilt stands before rack mounting the instrument A p p p 3 Ill Figure 3 5 Rack Mount Flanges for Swept CW Generators with Handles Removed 3 14 Installation ...

Страница 384: ...ack Flange Kit for Swept CW Generators with Handles Attached Contents CAUTION Ventilation Requirements When installing the instrument in a cabinet the convection into and out of the instrument must not be restricted The ambient temperature outside the cabinet must be less than the maximum operating temperature of the instrument by 4 C for every 100 watts dissipated in the cabinet If the total powe...

Страница 385: ...ch the handles to the instrument 3 Using the longer screws provided attach the rack mount flanges to the outside of the handles 4 Remove the bottom and back feet and the tilt stands before rack mounting the instrument a b p a Figure 3 6 Rack Mount Flanges for Swept CW Generators with Handles Attached 3 16 Installation ...

Страница 386: ...d within the following limits Temperature 40 to f75 C Humidity 5 to 95 relative at 0 to 40 C Altitude Up to 15240 meters Pressure approximately 50 000 feet The swept CW generator should be protected from sudden temperature fluctuations that can cause condensation Installation 3 17 ...

Страница 387: ... Use the original packaging materials or a strong shipping container that is made of double walled corrugated cardboard with 159 kg 350 lb bursting strength The carton must be both large enough and strong enough to accommodate the swept CW generator and allow at least 3 to 4 inches on all sides of the swept CW generator for packing material 3 Surround the instrument with at least 3 to 4 inches of ...

Страница 388: ... L series swept CW generator Systems may be used where no modulation requirements are needed Both manual and remote operational differences are addressed Manual operation topics are w functional compatibility n front panel operation n conditions upon instrument preset n connections to other instruments Remote operation topics are n language compatibility w status structure n programming languages ...

Страница 389: ...e HP 8340 8341 The HP 8360 L Series also allows you to define a different set of preset conditions Refer to Changing the Preset Parameters in Chapter 1 for examples and more information Table 3 7 illustrates the factory instrument preset conditions for the HP 8360 L Series and the HP 8340 8341 An instrument preset turns off all the functions and then sets the following Table 3 7 Instrument Preset ...

Страница 390: ... OUTPUT n STOP SWEEP IN OUT n HP IB INTERFACE n AUXILIARY INTERFACE The dedicated HP 8510 versions of the HP 8360 may be configured to power up to one of two possible system languages network analyzer language or SCPI Standard Commands for Programmable Instruments This configuration is controlled via a switch located on the rear panel of the instrument The factory default setting for this switch i...

Страница 391: ... OUTPUT n STOP SWEEP IN OUT n HP IB Interface Configure the general purpose HP 8360 L Series to HP IB address 19 and network analyzer language for operation with the analyzer For information on selecting the instrument address and language refer to earlier paragraphs in this chapter The HP 83550 Series Millimeter wave Source Modules Refer to Leveling with MM wave Source Modules in Chapter 1 for in...

Страница 392: ...des formats protocols and common commands for use with IEEE 488 1 1987 that were unavailable in the previous standard SCPI provides commands that are common from one Hewlett Packard product to another for like functions thereby eliminating device specific commands Refer to Getting Started Programming in Chapter 1 for information on SCPI Control Interface Intermediate Language CIIL is the instrumen...

Страница 393: ... bold type Table 3 8 Numeric Suffixes sufIix Network Analyzer SCPI Type Language Frequency HZJKZIMZIGZ HZlKHZlMHZlGHZ Power Level DB DBMlWlMWlUW Power Ratio DB DB Time SClMS SlMSlUSlNSlPS Status Bytes There are two separate and distinct status structures within the HP 8360 L Series depending on the HP IB language selected When network analyzer language is selected the status structure utilized is ...

Страница 394: ...W num freq suffix MODE C W Set start frequency FA num freq suffix FREQ STAR num freqsuffix MODE SWE Set stop frequency FB num freq suffix FREQ STOP num freqsuffix MODE S W E Set center frequency CF num freq suffix FREQ CENT num freqsuffix MODE S W E Set frequency span DF num freq suffix FREQSPAN num freqsuffix MODE S W E Set swept mode step size Set CW mode step size Enable frequency offset functi...

Страница 395: ...coupled parameters 1utput diagnostics IL KR VA 3A See SCPI Command Summary 3B DIAG OUTP BAND 3C 3D 1utput fault information 1utput identity IF 31 1utput last lock frequency 1K Jutput interrogated value 1P 1utput power level 1R Network Analyzer Language SCPI Language STB See SCPI common commands SRE See SCPI common commands ESE See SCPI common commands cLs See SCPI common commands LRN See SCPI comm...

Страница 396: ...Turn off frequency marker Enable Ml M2 sweep Disable Ml M2 sweep Move start Ml stop M2 3nable delta marker disable delta marker Move marker to enter frequency furn off all markers Iurn on amplitude markers l urn off amplitude markers TI num DIAG TINT num TL num time suffix SWE TIME LLIM num time suffix TS TSW WAI IP LOCAL 7XX SYST PRES LOCAL 7XX XX Source HP IB address Mn num freq suffix MnMO MPl ...

Страница 397: ...Lctivate ramp sweep mode rigger external Trigger free run rigger step Network Analyzer Language SHPM PL num DB PSl PSO RF1 RF0 SHPS PL SHSLIAT num DB SHPLISP num DB SLl num DB SHRP RPl SHAK ST num time suffix S2lSG S2lSG Sl SM S3 SNISEST FAlFBlCFlDFlSllS2 T3 Tl TRSB SCPI Language PULS SOUR SCAL STAT ON P O W num DBM POW MODE SWE POW MODE FIX POW STAT ON POW STAT OFF POW ATT AUTO OFF POW ATT AUTO O...

Страница 398: ...ory Blank instrument display Network Analyzer Language RC O 9 s v l 9 AL1 I 9 AL0 cycle power hardware hardware rfront panel hardware jYST SCPIl 3YST LANG COMPl 2IIL Or hardware jHSV jHRC SHMZlSHZ SHKZOHZ IUO SCPI Language RCL O 8 SAV l S SYST ALT l 8 ALT STAT ON SYST ALT STAT OFF IDN See SCPI common commands ROSC INT ROSC EXT SYST COMM GPIB ADR num or hardware switch YYST LANG SCPI or hardware sw...

Страница 399: ...he swept CW generator requires service and the routine maintenance procedures do not clear the problem contact a qualified service technician A list of HP Sales and Support Offices is provided behind the PREFACE tab at the front of this manual To help the service technician identify the problem quickly fill out and attach a service repair tag Service repair tags are provided at the end of this cha...

Страница 400: ...n that it was in prior to power off When the PRESETj key is engaged the swept CW generator returns to the factory or user preset functional configuration 1 Turn the swept CW generator on Note the functional configuration 2 Turn the swept CW generator off Verify that the amber STANDBY LED is on 3 Turn the swept CW generator on Verify that the amber STANDBY LED is off and that the green POWER ON LED...

Страница 401: ... C X Once Verify that status problems do not exist UNLOCK UNLVLED or FAULT An OVEN status message will appear on the message line if the swept CW generator has been disconnected from ac power This message will turn off within 10 minutes if it does not there may be a problem If a FAULT message is displayed refer to menu map 6 Service to access fault information 9 Terminate the RF output with a good...

Страница 402: ...ee Figure 4 l 1 Turn off the swept CW generator 2 Remove the ac line cord The detachable power cord is the instrument disconnecting device It disconnects the mains circuits from the mains supply before other parts of the instrument The front panel switch is only a standby switch and is not a LINE switch 3 4 5 6 Using a small flat blade screwdriver rotate the fuse cap counter clockwise and remove t...

Страница 403: ... CW generator will automatically turn off and the amber STANDBY LED will turn on Clean the fan filter as follows 1 Turn off the swept CW generator 2 Remove the ac line cord Note The detachable power cord is the instrument disconnecting device It disconnects the mains circuits from the mains supply before other parts of the instrument The front panel switch is only a standby switch and is not a LIN...

Страница 404: ... not attempt to clean internally How to Clean the The display of the swept CW generator is protected by a plastic Display Filter display filter To clean the display filter use mild soap or detergent and water or a commercial window cleaner ammonia does not hurt the plastic surface Use a soft lint free cloth Do not use abrasive cleaners tissues or paper towels which can scratch the plastic 4 6 Oper...

Страница 405: ...5 Instrument History This chapter is left blank until this manual requires changes Instrument History 5 l ...

Страница 406: ...8360 Adrs E l ABORt command defined 1 118 effect on trigger state l 111 example using l l 15 ABORt abort affect on trigger state l 110 abort statement l 57 ac power switch L 5 active entry area l 4 active entry area on off E 4 active entry arrow l 4 adapters 3 l HP IB C 6 adapter three prong to two prong 3 4 ADC fail F 2 address swept CW generator A l E l address changes no front panel 3 8 address...

Страница 407: ...mming language A 13 angle brackets l 64 apply flatness correction F 10 arrow keys A 16 assign soft key A 17 attenuator uncouple U l attenuator value set S 51 auto fill increment A 18 auto fill number of points A 19 auto fill start A 20 auto fill stop A 21 automatically set sweep time S 68 automatic sweep time l 10 automatic trigger stepped sweep S 61 auto track A 22 auto track failed message 2a 1 ...

Страница 408: ...ter frequency marker C l CF span sweep mode zoom Z l change correction value C 3 change interface address 3 8 characterization diode detectors l 47 checks operator 4 l CIIL language P 13 clean cabinet 4 5 clean display 4 6 clean fan filter 4 5 clear display B l clear fault C 2 clear memory C 2 clear point C 3 clear statement l 59 cLs s 12 colon examples using l 69 proper use of l 69 l 85 types of ...

Страница 409: ...alyzer 3 21 to HP 8970B noise figure meter 3 22 connector 10 MHz reference input C 5 10 MHz reference output C 5 auxiliary interface C 5 auxiliary output C 4 external ALC C 4 HP IB C 6 RF output C 10 source module interface C 8 stop sweep in out C 4 sweep output C 4 trigger input C 5 trigger output C 5 volts GHz C 5 Z axis blank markers C 5 connectors C 4 10 connectors mating 3 8 CONT 1 12 C 10 co...

Страница 410: ...re S 52 decrement key A 16 decrement step size CW frequency U 2 power U l decrement step size swept frequency U 3 defaulting language message 2a 1 defined preset P 10 define increment size A 18 define number of points A 19 defining sweep limits 1 6 l 8 definitions of terms l 63 delete D l delete active array entry D 2 delete all D 2 delete array D 2 delete current D 2 delete undefined entry D 3 de...

Страница 411: ...control S 56 dwell coupled D 8 dwell time frequency point E 2 list array all points G l stepped frequency mode S 59 dwell time coupled D 8 EEROM fail F 3 EEROM failed lost CAL message 2a 2 EEROM failed message 2a 2 enable register l 107 in general status register model l 106 END l 64 END end 1 81 ending frequency flatness correction A 21 frequency list A 2 1 enter correction E l enter frequency va...

Страница 412: ... use of save recall l 97 example programs l 87 105 examples equipment used l 2 examples simple program messages l 72 example stimulus response program l 77 extended numeric parameters discussed in detail l 84 explained briefly l 74 extenders HP IB C 7 EXTernal trigger source defined 1 119 external ALC BNC L 3 L 4 external ALC connector C 4 external detector calibration E 5 external detector leveli...

Страница 413: ...7B measure at one frequency M 7 M 8 HP 437B measure functions M 13 number of points A 19 start frequency A 20 stop frequency A 21 flatness correction example program l 103 flatness menu F 4 flatness on off F 10 FNxfer fail F 3 forgiving listening l 66 l 83 frequency center C l coupled to center C 12 c w c 1 2 difference marker D 3 display zero Z l stepped sweep functions S 60 sweep mode define sta...

Страница 414: ...uency start stop markers l 2 S 54 frequency step stepped sweep activate S 66 frequency stepped mode dwell time S 59 frequency stepped mode number of points S 59 frequency stepped sweep step size S 60 frequency stop S 63 frequency sweep l 6 manually M 1 marker1 to marker2 M l frequency sweep functions S 64 frequency sweep once S 51 frequency sweep stop frequency S 63 frequency sweep sweep time S 67...

Страница 415: ...or calibration E 5 programming address M 8 HP 437B flatness correction measure all M 7 HP 437B measure correction M 7 M 8 HP 437B measure correction functions M 13 HP 8340 status register A 13 HP 8340 41 system convert to HP 8360 system 3 19 HP 8355 series interface connector C 8 HP 83550 series system connections 3 22 HP 8360 as controller 3 7 HP 8510 system connections 3 21 HP 8516A interface co...

Страница 416: ... get a copy l 120 IEEE 488 2 how to get a copy l 120 IEEE 488 2 common commands S 12 IMMediate set by RST 1 112 trigger command defined 1 118 trigger command discussed 1 112 trigger source defined 1 119 implied commands l 72 increment key A 16 increment step size CW frequency U 2 power U l increment step size swept frequency U 3 initial inspection 3 l initialize the swept CW generator P 8 INITiate...

Страница 417: ...ace language selection 3 6 internal frequency standard T 2 internal leveling A 5 internal leveling point L 3 internal selftest S 50 internal timebase warmup time 3 8 invalid language message 2a 3 invalid save recall register message 2a 3 K key arrow l 5 backspace l 5 negative sign l 5 numeric entry l 5 terminator l 5 keys entry area E 4 knob R 2 L language compatibility 3 23 language compatibility...

Страница 418: ... functions L 5 list frequency step sweep activate S 65 list menu L 5 list mode point trigger external L 9 point trigger interface bus L 8 trigger functions P 14 list mode point trigger automatic L 8 local key L 9 local lockout example program 1 91 local lockout statement 1 58 local statement l 58 lock save S l looping and synchronization example program l 99 LRN S 12 Ml M2 sweep M l maintenance ro...

Страница 419: ... 4 message line l 4 messages details of program and response l 66 simple examples l 72 messages error 2a 1 8 message terminators response message terminator defined l 82 meter address M 8 meter measure functions M 13 mistrack A 22 mixers l 30 mm wave interface connector C 8 mm wave interface mnemonics C 9 mm wave module leveling L 4 mm wave source modules system connections 3 22 mnemonics l 63 l 6...

Страница 420: ...ained briefly l 73 ODELay trigger command defined 1 118 offset list array all points G l offset frequency F 13 offset power P 6 on off switch L 5 opt s 12 oPc s 12 in example program l 78 oPc opc l 111 oPc opc l 111 OPC pending flag clear S 12 open leveling loop L l theory of A 8 operating environment 3 8 operating temperature 3 9 operation complete command S 12 operation complete query S 12 Opera...

Страница 421: ...t trigger menu key P 14 power leveling control A 4 power cable 3 4 power correction value E l power level l 10 power level functions P 2 power leveling A 2 internal point L 3 normal L l open loop L l search mode L 2 power leveling with external detector L 3 power leveling with mm wave module L 4 power leveling with power meter L 4 power level key P 2 power level step size U l power menu functions ...

Страница 422: ...rogram example flatness correction l 103 HP IB check l 90 local lockout 1 91 looping and synchronization l 99 queries and response data l 95 save recall l 97 setting up a sweep l 93 synchronous sweep l 101 program examples l 87 105 programmable flatness array C 11 program message examples l 72 program messages defined l 63 program message terminators affect on current path l 68 defined 1 81 syntax...

Страница 423: ...all key R l recall registers 1 16 recall registers lost message 2a 4 recall save example program l 97 reference oscillator functions R l register accessing of 1 16 register save S l related documents l 63 remote statement l 57 remove key from user defined menu U 5 replace line fuse 4 4 reset swept CW generator command S 13 response data discrete l 86 integer l 86 response data format example progr...

Страница 424: ... search fail F 4 search leveling mode L 2 security functions S 49 selftest command S l 5 selftest full S 50 selftest requires system interface off message 2a 4 semicolon examples using l 69 problems with input statements l 65 proper use of l 69 sequence operation trigger state details of operation 1 114 in general programming model l 110 serial number vii service information 4 l service keys 2 l s...

Страница 425: ...t status register clear S 12 standard event status register query value S 12 standard frequency chosen automatically T l standard frequency external T l standard frequency internal T 2 standard frequency none T 2 standard notation l 64 standard operation status register clear S 12 start frequency S 53 flatness correction A 20 frequency list A 20 start ml stop m2 S 54 start stop frequency l 6 start...

Страница 426: ...ger automatic S 61 step sweep trigger bus S 62 step sweep trigger external S 62 stimulus response measurements programming example l 77 stop frequency flatness correction A 21 frequency list A 21 stop frequency key S 63 stop sweep in out connector C 4 storage 3 17 storage registers 1 16 store instrument state command S 14 store instrument state key S l string response data discussed in detail l 86...

Страница 427: ...peration center frequency C l swept power 1 18 switch line L 5 synchronization command S 12 synchronization example program l 99 synchronous sweep example program l 101 synchronous sweep operation interface bus S 15 syntax diagrams commands 1 81 message terminators l 80 program message l 80 response message l 82 syntax drawings l 57 system controller on bus message 2a 4 system interface connector ...

Страница 428: ...tes event detection 1 112 idle l 111 in general programming model l 109 sequence operation l l 14 trigger system general programming model l 109 INIT trigger configuration 1 115 TRIG configuration 1 116 Trigger system INIT configuration 1 115 TRIG trigger configuration 1 116 TST S 15 two tone control S 56 typeface conventions vii uncoupled attenuator A 7 U l unleveled message l 10 1 18 unlock info...

Страница 429: ...analyzer connections 3 21 V GHz fail F 2 view interface address 3 8 view previous menu P 11 volts GHz connector C 5 W WAI S 15 wait for sweep complete command S 15 WAI use of example program l 101 WAI wai l 111 warmup time 3 8 whitespace proper use of l 69 without front panel change interface address 3 8 wrong password message 2a 5 z Z axis blank markers connector C 5 zero frequency Z l zoom Z l I...

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