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Fluke 6060B, Instruction Manual

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Page 1: ...ferent revision letters it wilt be necessary for you to either update or backdate this manual Refer to the supplemental change errata sheet for newer assemblies or to the backdating information in Section 7 A for older assemblies 6060B SYNTHESIZED RF SIGNAL GENERATOR Instruction Manual P N 792697 February 1986 1986 John FluKe Mfg Ca Inc All Rights Reserved Utho in U S A ...

Page 2: ...ERATION 2 1 2 1 INTRODUCTION 2 1 2 2 INITIAL INSPECTION 2 1 2 3 SETTING UP THE GENERATOR 2 1 2 4 Line Power Requirements 2 1 2 5 Line Voltage and Fuse Selection 2 1 2 6 IEEE 488 Address 2 2 2 7 RACK OR BENCH MOUNTING THE GENERATOR 2 2 2 8 GENERAL OPERATING INFORMATION 2 3 2 9 Familiarization 2 3 2 10 Local Versus Remote Operation 2 3 2 11 Power On Sequence 2 3 2 12 Changing Output Parameters 2 3 2...

Page 3: ...wer on Conditions PAGE 2 13 2 13 2 16 2 17 2 17 2 19 2 20 2 22 2 23 2 24 2 24 2 26 2 27 2 28 2 29 2 29 2 38 2 38 241 242 242 244 2 60 2 61 2 63 3 THEORY OF OPERATION 3 1 INTRODUCTION 3 2 GENERAL DESCRIPTION 3 3 Front Section 34 Module Section 3 5 Rear Section 3 6 FUNCTIONAL DESCRIPTION 3 7 Level 3 8 Amplitude Modulation 3 9 Frequency 3 10 Frequency Modulation 3 1 1 SOFTWARE OPERATION 3 12 User Int...

Page 4: ...arts Replacement 4 1 4A PERFORMANCE TESTS 4A 1 4A 1 INTRODUCTION 4A 1 4A 2 TEST EQUIPMENT 4A 1 4A 3 POWER ON TEST 4A 3 4A4 SYNTHESIS TEST 4A 3 4A 5 HIGH LEVEL ACCURACY TEST 4A4 4A 6 MID LEVEL ACCURACY TEST 4A 6 4A 7 LOW LEVEL ACCURACY TEST 4A 7 4A 8 ALTERNATE LEVEL ACCURACY TEST 4A 8 4A 9 OUTPUT LEAKAGE TEST 4A 9 4A 10 ALTERNATE OUTPUT LEAKAGE TEST 4A 10 4A I1 HARMONIC AND SPURIOUS TEST 4A 11 4A 1...

Page 5: ...RTS REPLACEMENT TROUBLESHOOTING Service Special Functions UNCAL Conditions Self Test Description Check Output Signal Auxiliary Power Supply PCA A3A2 Check Power Supply Voltages DIGITAL AND CONTROL TROUBLESHOOTING Control Activity Latch Control Microprocessor Kernel Power Reset Microprocessor Inputs IEEE4SS Interrupt Microprocessor Bus Address Decoder Display and Controls SYNTHESIZER TROUBLESHOOTIN...

Page 6: ...5 3 HOW TO OBTAIN PARTS 5 2 5 4 Recommended Spare Parts Kit 5 3 OPTIONS TABLE OF CONTENTS GENERAL INFORMATION 7 1 7 1 FEDERAL SUPPLY CODES FOR MANUFACTURERS 7 2 7 2 U S SALES AREAS FOR ALL FLUKE PRODUCTS 7 3 7 3 INTERNATIONAL SALES OFFICES 7 5 7 4 TECHNICAL SERVICE CENTERS 7 6 MANUAL CHANGE INFORMATION 7A 1 SCHEMATIC DIAGRAMS 8 1 TABLE OF CONTENTS 8 1 ...

Page 7: ...ommand Parsing Time 2 20 Typical Programming Time of the Generator Functions 2 21 IEEE 488 Power On State 3 1 Power Supply Rectifier Configurations 4A I Recommended Test Equipment 4A 2 Modulation Tests Requirements 4A 3 AM Test Conditions 4A 4 AM Depth Range 4D I Module Exchange Assemblies 4D 2 Self Test Display Field 4D 3 AAA Field AM and FM Tests 4D4 BBB Field Test Results 4D 5 CCC Field Test Re...

Page 8: ...ABLE TITLE PAGE 4D I3 FM DAC Control 4D 17 4D I4 Output PCA Test Points 4D 1S 4D 15 Attenuator Level Control 4D 19 4D I6 Attenuator Levels 4D 19 4D 17 Modulation On Off Control 4D 20 4D I8 Modulation Frequency Control 4D 20 viii ...

Page 9: ...0 2 5 6060B Signal Generator Connected to a 1722A 2 28 2 6 6060B IEEE 488 Bus Connected to a 6060B IEEE488 Bus 242 2 7 Learn String Example 247 3 1 Triple Modulus Prescaler Operation 3 12 3 2 N Divider Operation 3 13 3 3 N Divider Timing Diagram 3 15 4A 1 Two Turn Loop 4A 1 4A 2 High Level Accuracy Test Conditions 4A 5 4A 3 High Level Accuracy Test Conditions 4A 7 4C 1 Power Supply Test Points 4C ...

Page 10: ...6060B Synthesized Signal Generator ...

Page 11: ...ion 2 Installation and Operation gives instructions on inspecting your new Generator and what to do if the instrument arrives with shipping damage Reshipment information is also included 1 3 SAFETY This instruction manual contains information warnings and cautions that should be followed to ensure safe operation and to maintain the Generator in a safe condition The Generator is designed primarily ...

Page 12: ...ntroller Functions The Controller microprocessor controls all operator interface functions performs background operations such as status checks and updates strobes the front panel displays Whether you are using local control with the front panel or remote control with the IEEE 488 Interface option the microprocessor provides self test and diagnostic capability Economical instrument performance is ...

Page 13: ...1 11 Reference The internal frequency reference is a 10 MHz ambient crystal oscillator If Option 130 High Stability Reference or the option 132 Medium Stability Reference is installed that oscillator is locked to the internal crystal oscillator With the rear panel REF INT EXT switch set to INT the Generator output frequency is synthesized from the internal 10 MHz crystal oscillator reference and t...

Page 14: ...24 inch Rack Slides IEEE 488 Shielded Cable 1 meter Y8021 IEEE 488 Shielded Cable 2 meters Y8022 IEEE 488 Shielded Cable 4 meters Y8023 Coaxial Cable 50 ohms 3 feel BNC m both ends Y91 1 1 Coaxial Cable 50 ohms 6 feet BNC m both ends Y91 12 1 15 RECOMMENDED TEST EQUIPMENT The test equipment recommended for the performance tests calibration adjustments and troubleshooting are listed in Table 4A 1 T...

Page 15: ... 50 ohms REFERENCE External Accepts 1 2 2 5 5 or 10 MHz signal Level of 0 3V to 4 0V p p into 50 ohm termination AMPLITUDE C3 1 2 Oigit Display RANGE Indicated 13 13 peak on AM to 127 dBm Autoranging 6 dB step attenuator RESOLUTION 0 1 dB 1 or 1 nV in volts ACCURACY 1 0 dB 20 C 5 C at and above 0 4 MHz below 0 4 MHz 2 dB at or above 100 dBm and 3 dB below 100 dBm SOURCE SWR 1 5 below 1 dBm and at ...

Page 16: ...pt for frequency 950 MHz and carrier power 8 dBm where specified performance is 3 THD to 70 AM 5 THD to 90 AM BANDWIDTH 3 dB 20 Hz tO 30 kHz INCIDENTAL FM 0 3f for internal rates and 30 AM FREQUENCY MODULATION C3 Digit Display DEVIATION RANGES 1G0 Hz to 999 Hz 1 kHz to 9 99 kHz and 10 kHz to 99 9 kHz MAXIMUM DEVIATION Lesser of 99 9 kHz and 2f f above 245 KHz or 2f f 800 Sefow 245 MHz where f in M...

Page 17: ... to 167 F HUMIDITY RANGE 95 to S0 C 75 to 4U C 45 to 50 C ALTITUDE Operating Up to 10 000 ft VIBRATION Non Operating 5 Hz to 15 Hz at 0 06 inch 15 Hz to 25 Hz at 0 04 inch and 25 Hz to 55 Hz at 0 02 inch double amplitude DA SHOCK Non Operating Bench handling per MIL T 2 8800C Class 5 Style E ELECTROMAGNETIC COMPATIBILITY The radiated emissions induce 3 uV 1 uV of the Generator s output signal into...

Page 18: ...ration TEMPERATURE STABILITY 2 x Oven remains powered in standby 6Q60B OPTION 132 MEDIUM STABILITY REFERENCE AGING RATE 1 x 10 month after 5 days continuous operation TEMPERATURE STABILITY 1 x 1Q C 0 to 50 C no powered standby 6060B OPTION 48S IEEE 488 INTERFACE IEEE Std 4S8 197S INTERFACE FUNCTIONS SHI AH1 T5 TEO L3 LEO SRI RL1 PPO DC1 DTI CO and El 6060B OPTION 651 LOW RATE EXTERNAL FM MAXIMUM D...

Page 19: ...z to 8 Hi at 511 99999 MHz 12 Hz at 512 MHz to 17 Hz at 1050 MHz EXTERNAL MODULATION Annunciators indicate when a IV peak signal is applied 2 over a 0 02 kHz to 100 kHz band IEEE All controls except the power switch and the internal external reference switch are remotely programmable via IEEE 488 Interface Std 488 1978 ALL status including the option complement are available remotely The Store Rec...

Page 20: ...vices by 1 Knowing that there is a problem 2 Learning the guidelines for handling them 3 Using the probedures and packaging and bench techniques that are recommended The Static Sensitive S S devices are identified in the Fluke techhiCal manual pdrts list with the symbol 2 KEEP PARTS IN ORIGINAL CONTAINERS UNTIL READY FOR USE 4 HANDLE S S DEVICES BY THE BODY Page 1 of 2 ...

Page 21: ...TYROFOAM IN WORK AREA 9 HANDLE S S DEVICES ONLY AT A STATIC FREE WORK STATION 10 ONLY ANTI STATIC TYPE SOLDER SUCKERS SHOULD BE USED 11 ONLY GROUNDED TIP SOLDERING IRONS SHOULD BE USED A complete line of static shielding bags and acces sories is available from Fluke Parts Department Telephone 800 526 4731 or write to JOHN FLUKE MFG CO INC PARTS DEPT M S 86 9028 EVERGREEN WAY EVERETT WA 98204 PORTI...

Page 22: ...rator to settle to one corner ol the shipping coXiner which could result in the Generator being damaged during shipment 2 3 SETTING UP THE GENERATOR The following paragraphs describe how to set up the Generator_ for operation Ihis information includes line power requirements line voltage selection procedures fuse replacement procedures and rack mounting instructions 2 4 Line Power Requirements The...

Page 23: ...wever if R FrtNT YT setting the rear pa nel Ktt I NT EXT switch to EXT and connecting the external reference to the REF IN connector CAUTION When operating on the internal reference a 10 MHz signal is present at the 10 MHz OUT connector on the rear panel To meet the specified radiated emissions terminated with a BNC non shorting dust cap A dust cap JF 478982 is supplied with the Generator If a cab...

Page 24: ...d part Remote Operation contains information on commands or descriptions that pertain only to remote operations 2 1 1 Power On Sequence When the Generator is turned on a power on sequence is started During the power on sequence the microprocessor tests the analog circuitry the program ROM the scratch pad RAM and the front panel displays The front panel displays are tested by lighting all segments ...

Page 25: ......

Page 26: ...cy modulating the Generator EXT FM Indicates that the Generator is frequency modulated by the signal connected to the MOD INPUT connector STEP Indicates that the Step C 3 or C I keys Step Entry affect the current Modulation display value y Indicates that the value displayed is the AM Depth in percent kHz Indicates that the value displayed is the FM Deviation DEV in kHz 400 Hz Indicates that the in...

Page 27: ... in volts uV Indicates that the output amplitude is in microvolts mV Indicates that the output amplitude is in millivolts STATUS DISPLAY FIELD Shown unlit The status display field Is composed of 11 indicators used to denote the current status of the Generator or Instrument entry EXT REF Indicates that the rear panel REF switch is in the EXT external position REJ ENTRY Lights when an invalid entry ...

Page 28: ...dulation AM parameter of the Generator to be programmed by using the DATA EDIT or STEP entry keys Selects the frequency modulation FM parameter of the Generator to be programmed by using the DATA EDIT or STEP entry keys Enables the special function mode Special functions are called up by a two digit code that Is entered by using the DATA keys Refer to the paragraphs on Special Function in this sec...

Page 29: ...M depth Hz uV Used with the CFREQ3 CFM3 and CAMPl 3 function keys to program the numerical DATA in terms of hertz frequency or frequency modulation or microvolts amplitude CLR LCL When the Generator is in local operation this key is used to clear the current entry and returns the Generator to the previous state When the instrument is in remote operation this key is used to return Local control STE...

Page 30: ...ppears in the corresponding display field The presence of the bright digit in the display field indicates that the value of the selected parameter is ready to be programmed or changed 2 Enter the data with the DATA keys The numerics appear in the appropriate display field 3 Select a UNIT key This gives the data its absolute value and causes the microprocessor to internally program the Generator to...

Page 31: ... or the high stability oscillator if either of the High Stability References is installed In either case the internal 10 MH2 reference signal is available at the 10 MHZ OUT connector When set to EXT the Generator reference is a 1 2 2 S 5 or 10 MHz signal applied to the external REF IN connector 10 MHz sine wave 0 dBm level when terminated in 50 ohms Accepts a 1 2 2 5 5 or lO MHz 0 3V to 4V p p sin...

Page 32: ...ght digit in the desired display field and then increase or decrease the bright digit value The command syntax for bright digit edit entries is Select Display Field Position Bright Digit Change Bright Digit Value 1 Use one of the four FUNCTION keys to position the bright digit in the appropriate display field 2 Use the or EDIT keys to position the bright digit to the desired resolution and use the...

Page 33: ...tus and Clear Entry in the reference section for a complete list of Status codes The CLRILCL key may be used to dear a partial DATA entry or clear the flashing REJ ENTRY indicator 2 17 RF Output On Off The RF OUTPUT ON OFF key allows the operator to enable or disable the RF output of the Generator This feature is useful in zeroing a power meter finding the noise floor of a system or determining th...

Page 34: ...ver at 01 The SEQ key repeats while pressed 2 20 Special Function Special Function Entries allow the operator to enable several special operating functions in the Generator For example special functions allow the operator to change the repeat rate of the STEP and EDIT keys start the self tests display the results of the power up self tests display the IEEE 488 address enable relative and fixed ran...

Page 35: ...itialized 15 Latch test This test is detailed in Section 4 16 Display option Loading See Interrogate Commands in Section 2 for details 20 Disable Relative Frequency See reference page on Relative Function 21 Enable Relative Frequency See reference page on Relative Function 30 Disable Relative Amplitude See reference page on Relative Function 31 Enable Relative Amplitude See reference page on Relat...

Page 36: ...to 1 V 3 digits 127 to 13 dBm 0 1 dBm 3 4 5 0 1 uV to 1 V 3 digits Example Set Frequency to 10 7 MHz and Amplitude to 1 5 dBm Local CFREQ E13 C03 C 3 111 CMHz V3 CAMPU Z 1 U2 C 3 C53 CdBCm Remote Fft10 7MZ AP 7 SDB Notes 1 Frequency ranging occurs at 245 and 512 MHz 2 FUNCTION FREQ or AMPL remainsselecteduntilanother FUNCTION or STEP STO RCL or SPCL is pressed 3 float equals floating point number ...

Page 37: ...nge has at least 12 dB of range Command Syntax Select Fixed Range Enable or Disable Summary COMMAND NOTES Enable Fixed Range Local ISPCl Z91 Hi 1 Remote SP 9 1 Disable Fixed Range Local spCLT 119 o Z Remote SP 9 0 Example Set the Generator for monotonic and nontransient amplitude control Bright Digit Edit only over the range of the vernier level control below 0 25V Local CAMPtJ L l Z21 C5 IlMHz V3...

Page 38: ...e of 10 0 dBm to its voltage equivalent Local CAMPL CMHzlV3 Remote APV Note 1 Any voltage unit is accepted since the microprocessor automatically selects the units appropriate for the value being displayed Related Operations Relative Function 2 25 Bright Digit Edit Entry The following information describes how to use a Bright Digit Edit Entry to change an instrument parameter The output frequency ...

Page 39: ...isplayed amplitude of 9 7 dBm to 10 0 dBm Local Put th bright digit in the amplitude display by pressing CAMPLU Select the least significant digit in that display by pressing EDIT C D until the bright digit is on that digit Increase the value of that digit by pressing EDIT three times Remote AB 1DB KA3 Example 2 Edit the displayed FM Deviation from 5 0 kHz to 3 0 kHz Local Put the bright digit in ...

Page 40: ...creased by the signed integer following the KF KA KD KP messages The generic edit command KB may also be used to edit up or down the current bright digit position Positive integers do not require a sign Related Operations Relative Function Amplitude Fixed Range 2 26 Memory Entry The following information describes how to use the memory function to store and recall front panel settings The Generato...

Page 41: ... second digit is released 3 The last memory location specified used for sequence operations is displayed while the STO or RCL button is pressed 4 int equals unsigned integer 5 The sequence operation recalls the next higher memory location starting from the last memory location stored or recalled No memory location need to be specified When the highest location is reached the sequence starts over a...

Page 42: ... MR 0 or 1 Summary COMMAND NOTES Enable or Disable Modulation Local CINT AM 1 7 8 CINT FM CEXT AH CEXT FH Remote AI 0 or 1 9 FI 0 or 1 AE 0 or 1 FE 0 or 1 Example Set the FM deviation to 5 kHz the modulation rate to 400 Hz and internally modulate the carrier Local CFM LS2 CkHz CINT FM E400 1DQO Remote FM5KZ MR0 FI1 RANGE RESOLUTION NOTES 0 to 99 1 1 2 0 to 99 1 1 3 0 1 to 99 9 kHz 3 digits 1 4 0 1...

Page 43: ... describe how to change frequency and amplitude using the Relative mode There are two steps 1 Setting the reference 2 Changing the parameter relative to that reference Setting the reference is done by setting the parameter to the desired value and then enabling the relative mode for that parameter This causes the REL indicator to light and the displayed value to be zero in the corresponding displa...

Page 44: ...Cm Remote AP1UV SP31 AP 15DB Note 1 1 enables the relative function 0 disables the relative function Related Operations Amplitude and Frequency Entry Bright Digit Edit Entry Step Entry 2 29 RF OUTPUT ON OFF Entry The following information describes how to enable the output of the Generator using the RF OUTPUT ON OFF key and the corresponding remote code Command Syntax RF Output On Off Summary COMM...

Page 45: ...h 9 n cause an instrument state to change The status of classes 2 n through 9 n appears left to right in the frequency display field when the SPCL key is pressed Command Syntax Select Special Function Enter Special Function Code COMMAND NOTE Local CSPCL Lnl Cn3 Remote SP int 1 Example Change the repeat rate of the EDIT and STEP keys to slow Local LSPCLJ C73 C23 Remote SP72 Note 1 int equals unsign...

Page 46: ... 001 000 000 FM deviation not between 0 and 99 9 kHz 9 99 kHz with Option 651 002 000 000 FM deviation Step not between 0 and 99 9 kHz 9 99 kHz with Option 651 004 000 000 AM depth not between 0 and 99 010 000 000 AM depth step not between 0 and 99 020 000 000 IEEE 488 command syntax error 040 000 000 IEEE 488 input value out of range 100 000 000 Special function requires IEEE option 200 000 000 I...

Page 47: ...try function to change an instrument parameter The RF OUTPUT ON OFF must be enabled for the Generator to produce an output See the reference material on RF OUTPUT ON OFF Entry Command Syntax Select Step Function Enter Data Select Units Change Parameter Summary COMMAND RANGE RESOLUTION NOTES Frequency Local CFRE03CSTEP3 DATA CMHzjVJ STEP C 3 CkHz niV2 H luV3 0 to 1050 MHz 10 Hz Remote FS f Loat GZ ...

Page 48: ...steps is 0 to 9 99 kHz Related Operations Relative Function 2 33 REMOTE OPERATION IEEE 488 INTERFACE The following paragraphs describe how to operate the Generator using the IEEE 488 Interface option This option allows you to program the Generator and operate instrument functions via the IEEE 488 bus with the exception of the front panel POWER switch and the rear panel REF INT EXT switch The IEEE ...

Page 49: ...ure 2 5 6060B Signal Generator Connected to a 1 722A Use the following procedure to set up the Generator with the IEEE 488 Interface option 1 Connect a standard IEEE 488 cable between the Generator and the IEEE 488 device NOTE The IEEE 488 Interface signal SHIELD pin 12 can he disconnected when using an IEEE 488 cable with a tneiallic hood from instrument ground To do this use the left most addres...

Page 50: ... is an index for the IEEE 488 Commands used in Table 2 8 This index is a list of the command headers according to function Table 24 lists all the remote commands that are recognized by the Generator The commands are listed alphabetically by function 2 35 Programming Examples The following three examples show how to use the IEEE488 bus and use a variety of controllers to program the Generator In th...

Page 51: ... all level correction Disable attenuator correction Amplitude SP 90 91 none Disable enable amplitude Fixed Range BINARY learn CONhANDS fixed range operation Store a Front Panel Setup Send a Front Panel Setup clear connands Clear IEEE 488 Output Buffer Device Clear EDIT ENTRY Position Amplitude String CB none none CE none none CL none none AB float V MV The Generator stores the string into the memo...

Page 52: ...the bright digit to the Amplitude AMPLITUDE display and edit amplitude by float counts Edit FM KD float none Move the bright digit to the FM display and edit FM by float counts Edit KF float none Move the bright digit to the Frequency FREQUENCY display and edit frequency by float counts Edit AM KP float none Move the bright digit to the AM display and edit AM by float counts FREQUENCY ENTRY Freque...

Page 53: ...in4 of U30I adual 8 bit DAC U301 with U302D acts as a digitally programmed variable attenuator and is labeled AM DAC Binary AM depth control information from the Controller is applied to DAC U301 The output at U302D pin 14 is the modulation signal scaled to the programmed AM depth This ac signal is summed by op amp U302B with a dc reference voltage provided by CR403 The output at U302B pin 7 is ca...

Page 54: ...e none Sequence recall to the next higher memory Location MODULATION ENTRY Program AM AH float PC Program AM depth In percent External AM AE 0 1 none Disable enable external AM modulation Internal AM A1 0 1 none Disable enable internal AM modulation Program FH FM float Program FH deviation in units of 6Z gigahertz M2 megahertz KZ kilohertz HZ hertz External FM FE 0 1 none Disable enable external F...

Page 55: ...attenua tion The Generator responds with an unsigned integer Change attenuation to 6dS times the unsigned integer The integer can be 0 to 23 Set the frequency hardware directly to the specified synthesizer frequency RF Output XR RF ON OFF ENTRY 0 1 none XRO programs all attenuation XR1 restores attenuation to its previous state RF Output RO 0 1 none Turn RF output off on SPECIAL FUNCTION ENTRY Spe...

Page 56: ... step size in percent Program FM STEP Size DS float GZ MZ KZ HZ Program FM step size in units of gigahertz megahertz kilohertz hertz Step Up Down SU SD none none Step the currently selected step function up doun one step Step Up Down Frequency FU FD none none Change the current step function to frequency and step frequency up down one step Step Up Down Amplitude LU LD none none Change the current ...

Page 57: ...ss of the 6060B is 2 3 AX 2 10 Clear the 6QA0B so that it is in a knoun state 15 INIT FORT 0 20 REMOTE CLEAR SAX 100 SET THE 6060B no PRINT SAX FR210MZ AP6DB MRl FM5KZi Fll Am5PC AEl 999 END 4 Run the program by typing on the Controller RUN RETURN 2 38 PROGRAMMING EXAMPLE 2 The 6060B Signal Generator can be connected to an other 6060B Signal Generator in a master slave configuration In the followi...

Page 58: ...k of the Generator is set to generate an SRQ when the RF output has settled and the Generator is ready for more input from the bus The program then enters a loop where it waits for the ready SRQ sends the GET group execute trigger interface message to step up the frequency and waits again At this time you should do the following 1 Connect the Generator to the Controller with an IEEE 488 cable 2 Se...

Page 59: ...lity OTI Complete device trigger capability CO No controller capability El Open collector drivers 2 41 Address Mode In the address mode the Generator may be operated from local using the Front Panel keys or from remote using the IEEE 488 Interface The following paragraphs describe the operation of the Generator in both states and transitions between the states The available IEEE 488 messages and t...

Page 60: ...or untalks when the MLA message is received Listener Operati on The Generator is addressed to listen when the MLA message is received The front panel ADDR indicator of the Generator is lit while the Generator is addressed to listen Data TaLker Operation The Generator sends data to the IEEE 488 bus only when requested by a programming data message Message formats are described in the Command Descri...

Page 61: ...nlisten Address Listener The Generator unlistens when the ULA message is Operation received RSV Request Service Service The front panel SRQ indicator is Lit when the rsv Operation message is sent The Generator may request service for several reasons Each reason for service request can be individually masked with the set mask command SM The service request mask can be interrogated with the interrog...

Page 62: ...acknowledged by the Generator handshake sequence but no action is taken 2 44 REMOTE OPERATION When in the remote mode the following conditions are present The front panel REM indicator is lit Device trigger GET device clear DCL and selected device clear SDC interface messages are processed All device dependent messages are processed during the remote mode 2 45 GOING FROM REMOTE TO LOCAL The Genera...

Page 63: ...the listen only mode set the LISTEN ONLY address switch to 1 up If the talk only address switch and the listen only address switch are set to 1 the talk only mode is selected If the listen only mode is selected the Generator is always addressed to listen and the front panel ADDR indicator is always lit The Generator listens and responds to all data messages on the IEEE 488 Interface The response t...

Page 64: ...the table 2 50 NUMERIC DATA SYNTAX There are four types of numeric data Boolean unsigned integer floating point and trigger string The following paragraphs describes each ofthe four numeric data formats A syntax diagram is included for each format 1 Boolean Boolean numeric data must be either a 0 or a V All other characters will result in a syntax error 2 Unsigned Integer Unsigned integers may be ...

Page 65: ...cter is selectable with the terminator mode command TMO selects the linefeed character TMl selects the carriage return character The IEEE 488 interface signal EOI asserted with any other character is also considered an end of record EOS is an end of string character use either or 2 51 SUFFIX SYNTAX Suffixes are always one or two alpha characters Certain suffixes are used to scale the numeric the s...

Page 66: ...RN COMMANDS Front panel setups are stored in the memory of the Generator in a packed binary format The binary learn commands are used to transfer this binary data between an IEEE 488 controller and the Generator These commands allow you to minimize the amount of programming commands needed to program the entire instrument state The binary learn commands are LM Learn Memory LI Learn Interface The s...

Page 67: ...PAC Note that the binary learn string in this example is the same as the learn string returned from memory location 98 which contains a record of the Instrument Preset State Instructions 1 Convert the hexadecimal number to a signed decimal number as follows a Multiply the most significant hexadecimal digit by 16 b Add the next significant digit to the value obtained in Step a c Multiply thesumofSt...

Page 68: ......

Page 69: ...ION VALUE 100 RESOLUTION 1 dBm RESULT 10 0 dBm CHAR POS CHAR HEX EOXV INSTRUCTION VALUE RESOLUTION RESULT Amplitude Step 13 14 15 16 58 10 0 0 A B 0 1 tIB CHAR POS CHAR HEX EQIV Reference Frequency 17 18 19 20 21 22 23 24 aH aH a a ol ml ml fon lol INSTRUCTION 1 and 4 Figure 2 7 Learn String Example cent 2 48 ...

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Page 71: ...alid Not Used FM Step 46 4 48 64 Data Sat mlscallaneous data 49 SO 51 52 E Q 3 0 1 0 3 1 0 EXTERNAL FM 0 off 1 s on INTERNAL FM 0 off 1 On EXTERNAL AM 0 Off 1 on LRelative Amplitude special function 3x 0 Off 1 On Relative Frequency special function 2x 0 off 1 on Step Function 001 FREQ 010 AMPL 100 MOD Modulation Rate 01 400 Hz 10 1000 Hz INTERNAL AM 0 Off 1 on Figure 2 7 Learn String Example cont ...

Page 72: ...ight digit 0001 1st digit 0010 B 2nd digit 0011 3rd digit 0100 4th digit 0101 Sth digit 0110 6th digit 0111 7th digit Modulation display 0 AM 1 FM AM bright digit 0 s 1st digit 1 2nd digit FM bright digit 00 1st digit 01 2nd digit 10 3rd digit Amplitude Special Functions 63 HEX EQIV binary EQIV 0 0 0 0 Amplitude I Correction Special Function Sx 00 ALL Correction on 01 Attenuator Correction off 10 ...

Page 73: ...olution of 6 would be an actual amplitude step of 12 000 000 nV or 12 mV 3 If the Relative Amplitude mode is off the data stored in the reference amplitude location is not used 4 If the Relative Frequency mode is off the data stored in the reference frequency location is not used 5 FM and FM Step quantities have a number and a resolution associated with them To convert the number to the FM quantit...

Page 74: ...power up with the CL clear Generator command or by the SDC and DCL dear interface messages The CE command can be used to explicitly clear the error status The error status is also cleared when it is interrogated with the TR command or the CL clear Generator command or the SDC and DCL clear The CL command is used to clear the instrument state The same actions are performed with the SDC and DCL clea...

Page 75: ...n messages are read from the IEEE 488 interface only when the microprocessor is ready to process them In this mode the input buffer will contain a maximum of one message A message may be one command or one record depending on the setting of the record mode When turned off messages are read from the IEEE 488 interface to the input buffer of the Generator at the fastest rate In this mode the input b...

Page 76: ... after any hardware has been changed 2 56 INTERROGATE COMMANDS Interrogate commands allow the status of the Generator to be given over the IEEE 488 interface These commands consist of headers only The interrogate commands available on the IEEE 88 interface are ID Give Instrument ID IE Elapsed Time Indicator II Interface Mode Status lO Option Loading TR IEEE 488 Rejected Entry Status IT Self Test R...

Page 77: ...red with the CE command and is also cleared on the CL command and the clear interface messages DCL and SDC The IT command interrogates the Generator for the self test results Table 2 14 lists the self test error codes The self tests are performed on the Generator power up and can also be initiated with special function 02 The self test results are reported in four fields which are explained in the...

Page 78: ...rts SRQ when one of the allowed reasons becomes true The serial poll response is the sum of those values for reasons that are currently true independent of the setting of the SRQ mask For example if the rejected entry SRQ is enabled with SM2 and a rejected entry occurs the serial poll response will indicate that the Generator generated the SRQ value of 64 and that a rejected entry occurred value o...

Page 79: ...h A2A4 U30S 5 HT het A2A4 U305 9 lA intam A2A4 U308 1S IF intfm A2A4 U308 12 LP mid A2A4 U305 6 MA rmuxO A2A1 U32 5 MB rmuxi A2A1 U32 2 MF mf400L A2A4 U308 9 MG module gate A2A7 U17 6 MS trmodl A2A1 U32 15 NE nven A2A7 U17 5 PU pulse A2A4 U30S 6 RI rinh A2A1 U32 9 RR rprst A2A7 U17 2 SE shen A2A1 U32 12 SH shet A2A1 U32 16 XO xoenl A2A1 U32 6 YA extra a A2A7 U17 19 YB extra b A2A7 U17 15 YC extra ...

Page 80: ...D floating point decimal MZ 2 RF on off XR 0 or 1 3 Notes 1 The current settings of the Attenuator can be read or set The attenuation is a number from 0 to 23 where the number specifies the multiple of 6 dB attenuation Zero indicates no attenuation and 23 is the maximun attenuation Only the attenuators are changed with the XB command The value of the attenuation will be output on the XA command as...

Page 81: ...n also be executed by sending the IEEE 488 group execute trigger interface message GET 2 60 Command Processing The following paragraphs describe how IEEE 488 commands are processed by the Generator Command processing is a term for how commands are executed and how errors are handled 2 61 COMMAND EXECUTION The execution of the IEEE 488 commands depends on the selection of interface modes with one e...

Page 82: ...r is 0 4 to 0 5 ms per character With most IEEE488 controllers all characters sent with a single output or print statement is transferred together at the maximum rate The total time to transfer commands to the Generator is obtained by multiplying the number of characters by the rate of transfer 2 65 COMMAND PARSING TIME Command parsing time is the sum of the time required to process the header the...

Page 83: ...ncti on 81 3 Add 20 ms when frequency changes from greater than or equal to 245 MHz to Less than 245 MHz Subtract 20 ms from frequency hardware settling time in this case 4 Edits and steps may take up to 5 ms Longer than the programming function directly 5 Add 5 ms when the Attenuator settings change 6 Recalls vary considerably depending on the stored data Maximun is approximately 250 ms 2 68 TIMI...

Page 84: ...ce Option is installed Table 2 21 lists the instrument parameters at power on with the IEEE 4S8 Option installed The remote dear commands can be used to reset all parameters except the last memory location and the remote local state tra Table 2 21 IEEE 488 Power On State INSTRUMENT PARAMETER STATE notes Memory location parameters Same as power off 1 RF on off Same as power off Last memory location...

Page 85: ...ntrol circuits The rear section includes the power supply cooling fan and assorted external connectors 3 3 Front Section The front section of the Generator provides the operator interface It includes the primary controls connectors and indicators of the Generator All front panel keys and displays except the power switch that controls the power supply directly are monitored and handled by the Contr...

Page 86: ...ed on the Controller assembly The correction data is based on measurements of each assembly during calibration of the Generator at the factory This microprocessor level correction data is applied only to the vernier level DAC it does not affect the coarse level control provided by the Attenuator In other words all Generators have the same attenuator pads inserted at a selected level even though th...

Page 87: ...oop stability and modulation transfer is controlled thus ensuring accurate wideband FM 3 10 Frequency Modulation Frequency modulation is achieved by applying the modulation signal simultaneously to the PLL VCO and the Phase Detector Both are necessary because modulating either the VCO or the Phase Detector alone results in FM with a high pass filter characteristic or phase modulation with a low pa...

Page 88: ...assembly and a I2 bit vernier level DAC The level DAC settings depend on a combination of the programmed output level and amplitude correction data The amplitude correction data compensates for level inaccuracies and is a function of the Generator frequency Correction factors are stored in the Output and the Attenuator Calibration EPROMs Each Output and Attenuator assembly comes with a matched cal...

Page 89: ...9 Frequency Control The output frequency Fo is programmable with 10 Hz resolution The nunimum calibrated output frequency is 0 01 MHz and the maximum calibrated output frequency is 1050 MHz The filter and band control bits are programmed in five bands and are determined by the output frequency Fo For each band a synthesizer frequency is determined The programming data of the KV and KN DACs are cal...

Page 90: ...CL 0 2 keys The results of the self test can be displayed in the four display fields with SPCL IJl keys and can also be transmitted using the optional IEEE 488 Interface Self tests I through 5 are digital checks that indicate the general functionality of the Controller assembly Self tests 6 through 10 use the two status signals UNLVL and UNLOK to test the general functionality of the RF circuitry ...

Page 91: ...ng internal FM on and programming the KV DAC to a higher than normal value Test 10 Amplitude modulation is verified by overmodulating the carrier and then checking the unleveled indicator This is done by programming a high output level and programming INT AM on with a high AM depth 3 26 Service Special Functions There are two special function self tests for the front panel indicators and keys Thes...

Page 92: ...n to the instrument The RF OFF and UNCAL indicators flash to indicate that RPP has tripped UNLOKL 0 indicates one of several conditions The Synthesizer or the reference circuits could be out ofdock If FM is on it could indicate FM over modulation The UNCAL indicator flashes for any of these circumstances UNLVLL 0 indicates that the output is unleveled This could also be the result of amplitude ove...

Page 93: ...splay cathode filaments 3 34 SWITCHBOARD INTERFACE The digit strobe data latched by U1 is buffered by open collector inverters U13 and u 15 and strobes the front panel switch matrix The switch columns are strobed in unison with the eight display fields The switch matrix status is read by the tri state buffer U14 3 35 DISPLAY BLANKING Monostable U 1 1 and NOR gate U 12 clear the display if new fiel...

Page 94: ... crystal oscillator If Option 130 High Stability Oscillator or Option 132 Medium Stability Oscillator is installed that oscillator is locked to the internal crystal oscillator An external reference of 1 2 5 or 10 MHz can also be locked to this oscillator The internal 10 MHz crystal oscillator XO is a crystal Y1 and an FET transistor Q39 The frequency is adjusted by C240 and R230 The oscillator sig...

Page 95: ...band component being suppressed The predominate remaining signal is the lower sideband signal The lower sideband signal spanning 245 MHz to 512 MHz in 20 kHz steps is amplified by U9 and applied to the N Divider where it is divided down to 1 MHz 3 43 N Divider The main components of the N Divider are Triple Modulus Prescaler divide by 20 21 22 UlS U19 and U20 N Divider Custom Gate Array U17 The tr...

Page 96: ......

Page 97: ...Figure 3 2 N Divider Operation 3 13 ...

Page 98: ...Hz steps at the mid band output frequency The flip flops in the rale multiplier get setup on count 29 and on count 30 a pulse may or may not be present depending on the programming of the rate multiplier This is the shaded pulse in the timing diagram Figure Irregularly spaced rate multiplier pulses cause the mode line to go low and the prescalcr divides by P4 1 at a rate equal to the rate multipli...

Page 99: ......

Page 100: ...onstant ai all VCO frequencies Two factors cause the loop bandwidth to change the VCO tuning coefficient Kv and the divider ratio N During calibration of the VCO the Kv is measured at many frequencies across the band and compensation data is stored in the VCO Calibration EPROM The instrument software uses this data along with N to control the PLL bandwidth in a compensating manner The PLL bandwidt...

Page 101: ...nnected to the divide by four U61 followed by a divide by five U62 and U63 providing 40 MHz to the sub synthesizer clock generator through selector U64 When the Signal Generator is not in the low band the 800 Hz oscillator and the first divide by four are disabled by turning off Q28 HET The 40 MHz Oscillator consisting of U64 L66 and CR24 is selected by U64 The 40 Hz balanced ECL signal from U64 d...

Page 102: ... Generator output The VCO assembly is located in a bottom side compartment of the Module section A2 The VCO tunes over a frequency range of 490 MHzto 1050 MHz with a control voltage range of 2V to 18V The basic oscillator circuit uses two active devices operating as negative resistance dements Coupled symmetrically to a resonator each active device is followed by a 6 dB amplifier and a I5 dB isola...

Page 103: ...mon base common emitter cascade circuit with 7 dB gain The three cascaded filter circuits that follow the buffer amplifier consist of combinations of discrete components and printed filters that suppress harmonics in the Generator RF output signal The first section of the circuit is a printed 1 100 MHz low pass filter The second section is switched into the RF path via PIN diodes CR106 through CRI...

Page 104: ...le low pass filters and generates a leveled signal at the power splitter output that feeds the HET band switch The leveled signal is proportional to the leveling loop control voltage that is generated by the level control circuit The signal amplitude at the other output of the power splitter is detected by a Schottky detector diode CR202 This diode generates a temperature dependent dc voltage whic...

Page 105: ...in4 of U30I adual 8 bit DAC U301 with U302D acts as a digitally programmed variable attenuator and is labeled AM DAC Binary AM depth control information from the Controller is applied to DAC U301 The output at U302D pin 14 is the modulation signal scaled to the programmed AM depth This ac signal is summed by op amp U302B with a dc reference voltage provided by CR403 The output at U302B pin 7 is ca...

Page 106: ... multiplied by a factor proportional to the 8 bit FM deviation control provided by the Controller 3 57 Attenuator RPP A2A5 The Attenuator RPP Assembly A2A5 consists of an Attenuator RPP PCA A2A5A4 in a metal housing mounted on the top side of the A2 module section to form a shielded enclosure The Relay Driver RPP PCA A2A5A5 is included in this assembly The Attenuator assembly controlled by the mic...

Page 107: ... between the front panel remote interface and Generator functions The Controller is located in a top side compartment of the module section A2 The Controller printed circuit assembly consists of the following functional groups Microprocessor and its interface circuitry Attenuator control interface Front panel interface IEEE 488 Interface Memory ICs and addressing circuitry Module I O circuitry Res...

Page 108: ... assemblies respectively Decoders U20 and U 14 decode the individual chip selects for the memory iCs 3 64 MODULE I O Control data is transferred to the RF circuitry located in the Module Section A2 through a byte wide unidirectional data bus This data is retained on the RF circuit boards in latches Select lines BSELOL BSELIL and address lines BAB2 through BABO are decoded into individual latch ena...

Page 109: ...ull wave center tapped configuration with capacitor input filters Table 3 1 lists the rectifier configurations as well as the component designations for the various supplies The two 15V the 15V and the 5V supplies use conventional three terminal IC regulators with internal current limiting and temperature protection All three 15V regulators have reverse voltage protection diodes CR3 4 and 8 The 37...

Page 110: ...he out of lock detector provides a status output to the Controller that indicates the lO MHz oscillator is not locked An out of lock condition causes the loop amplifier to have a low frequency beat note which triggers the one shot to act as a pulse stretcher The output of the one shot is an active low signal and is combined through diode CR29 with other signals to form the UNLOK status signal 3 70...

Page 111: ...ent purchase date is beyond the warranty period 4 4 Module Replacement If your Generator develops a problem see the Troubleshooting Section 4D for information on identifying the faulty module With a modest amount of technical knowledge and test equipment you can identify the faulty module and replace it using the Module Exchange Program This method takes only a day or two to restore the Generator ...

Page 112: ...alidate the calibration EPROM associated with that assembly They are the Output A2A4 the VCO A2A2 and the Attenuator RPP A2A5 assemblies Non field replaceable parts are listed in the appropriate parts lists at the bottom of that list In the event that a non field replaceable part is defective about 10 of the parts are not field replaceable it is necessary for the module to be replaced using the Mo...

Page 113: ... required or as a performance verification after completing repairs or calibration of the instrument Individual performance tests can be used as troubleshooting aids The Signal Generator being tested UUT must be warmed up with all covers in place for at least 20 minutes before starting the performance tests Periodic calibration is recommended once a year 4A 2 TEST EQUIPMENT Table 4A 1 gives a list...

Page 114: ... dev 1 1 to 10K rng 1de 0 4 and HP 3398 1 kHz Instrumentation accuracy 1 HP 435B 30 to 20 dBm SWR 1 2 for HP 8482A C4 0 4 to 1 MHz 1 1 for 1 to 1050 MHz 67 to 20 dBm SWR 1 4 for HP 8484A 10 to 30 MHz 1 15 for 30 to A P T 4 A P T 4 Attenuator 60 dB 0 4 to 1050 MHz SWR 1 1 Narda 777C P 5 LF Synthesized Sig 10 Hz to 11 MHz 10 Hz steps IV pk J F 6011 A A P Gen Frequency Standard Spurs and Harm 50dB Ho...

Page 115: ...he test is begun each time the Signal Generator is turned on Press any of the FUNCTION keys or the CLR LCL key to abort the test procedure a Start the test with the POWER switch off b Turn the POWER switch on c The Signal Generator automatically starts the self tests which include turning on all indicators indicators and every segment of the display This test takes five seconds d If the instrument...

Page 116: ...unt 4A 5 HIGH LEVEL ACCURACY TEST The output power is measured with a power meter at various frequencies first with the step attenuator set for zero attenuation then with each attenuator section individually programmed the output level accuracy and attenuator section errors are computed REQUIREMENT The output level accuracy the attenuator section errors and the sum of the attenuator section errors...

Page 117: ... 4A 2 compute the output power error subtract the programmed power in dBm from the measured power in dBm These errors must not exceed 1 0 dB g For attenuator sections 1 through 7 subtract the measured power for section zero from the sum of the measured power for that section and the nominal attenuation for that section e g M0 M1 6 for section 1 The eight section errors and their sum must not excee...

Page 118: ...6 dBm at frequencies of 120 244 245 850 and 1050 MHz using the Power Meter with a Low Level Sensor REQUIREMENT Amplitude accuracy is 1 0 dB from 13 to I27dBm TEST EQUIPMENT Power Meter with a Low Level Sensor REMARKS This test in conjunction with the High Level Accuracy Test and the Low Level Accuracy Test verifies the overall level performance of the UUT It is convenient to use the UUT RF ON OFF ...

Page 119: ...ator are used to verify the U UT level accuracy at 1 27 dBm and at frequencies of 1 20 244 245 850 and 1050 MHz by using the Spectrum Analyzer as an indicator REQUIREMENT Amplitude accuracy is 1 0 dB from 13 to 127 dBm TEST EQUIPMENT Wideband Amplifier 60 dB Attenuator RF Spectrum Analyzer Power Meter with a Low Level Sensor REMARKS This test in conjunction with the Mid Level Accuracy and High Lev...

Page 120: ...T to a level of 127 dBm remove the 60 dB Attenuator and note the difference in the resulting response on the Spectrum Analyzer from the previous response P A The actual UUT output level is P A plus this difference and should agree with the programmed level to within 1 0 dB i Repeat steps c through h for frequencies of 244 245 850 and 1050 MHz 4A 8 ALTERNATE LEVEL ACCURACY TEST The Measuring Receiv...

Page 121: ... is verified with a two turn loop by measuring the induced signal with a spectrum analyzer and comparing it to a 1 juV reference established at each frequency from the UUT REQUIREMENT The radiated emissions induce less than 1 juV of the Generator s output signal into a 1 inch diameter two turn loop 1 inch away from any surface of the Generator as measured into a 50 ohm receiver TEST EQUIPMENT Wide...

Page 122: ...uring Receiver REQUIREMENTS The output signal leakage must induce less than I into a l inch diameter two turn loop 1 inch away from any surface of the generator as measured into a 50 ohm receiver TEST EQUIPMENT Measuring Receiver Two Turn Loop Type N Termination A screen room may be required depending on the RF environment REMARKS This test is an alternative to the Output Leakage test Failing this...

Page 123: ...requencies REQUIREMENTS RF harmonics 30 dBc spurious non harmonic 60 dBc for offsets 10 kHz frequency OJMHz TEST EQUIPMENT RF Spectrum Analyzer PROCEDURE a Connect the UUT RF OUTPUT to the Spectrum Analyzer input b Program the UUT to RCL 9 8 Then program the Generator to 13 dBm c program the UUT to 0 4 MHz d Set the Spectrum Analyzer controls to display the UUT output signal and its harmonics at l...

Page 124: ...quency Counter on the demodulated output of the Modulation Analyzer Table 4A 2 lists the requirements for the modulation tests REMARKS Failing this performance test indicates the need for repair and or recalibration of the associated circuitry Where residual noise affects the Modulation Analyzer measurements accuracy apply correction methods provided by the Modulation Analyzer manufacturer Table 4...

Page 125: ...e Modulation Analyzer modulation output to the Frequency Counter input c Program the Modulation Analyzer to measure AM depth in a 0 05 kHz to 15 kHz bandwidth d Program the UUT to RCL 9 8 Program the UUT for 90 INT AM at a 1 kHz rate and a level of 1 dBm e Verify that the Counter reads between 970 and 1030 kHz f Program that the UUT to a modulation frequency of 400 Hz g Verify the Counter reads be...

Page 126: ... AM at 1 kHz at 1050 MHz and 10 dBm b Program the Modulation Analyzer to measure peak FM deviation in a 0 3 to 3 kHz bandwidth c Verify the incidental FM is less than 300 Hz NOTE It may be necessary to compensate for residual noise effects using the procedure presented in the Modulation Analyzer manual 5 Residual AM Test a Program the UUT to 100 MHz 7 dBm and no modulation b Program the Modulation...

Page 127: ...en 93 kHz to 107 kHz 9 99 kHz if the Generator has Option 651 installed and the THD is less than 1 as the UUT frequency is stepped up to 1045 MHz in 50 MHz steps Tip use the instrument FREQ STEP feature g Set the LFSSG to 0 4 kHz and adjust its level so the DVM reads 707 1 mV rms h Program the Modulation Analyzer to measure FM in a 0 05 kHz to 3 kHz bandwidth i Set the Distortion Analyzer to measu...

Page 128: ...er to measure peak AM in a0 3 kHz to 3 kHz bandwidth c Verify that the incidental AM is less than 1 8 Residual FM Test a Program the UUT for a frequency of 4 MHz and no modulation b Program the Modulation Analyzer to measure rms or average FM in 0 3 kHz to 3 kHz bandwidth c Verify that the Modulation Analyzer reading is less than 20 Hz rms or 18 Hz average at the following UUT frequencies 10 50 10...

Page 129: ...this procedure are chosen to provide confidence in the SWR performance of the UUT throughout its range However performance also may be checked at other levels 10 dBm PROCEDURE a Connect the HFSSG to the VSWR Bridge RF IN b Connect the Spectrum Analyzer to the VSWR Bridge RF OUT c Connect the UUT to the VSWR Device Under Test d Program UUT to 1 MHz ldBm e Program the HFSSG to 10 MHz 13 dBm f Set th...

Page 130: ...nal Generator are provided in the tollowmg paragraphs Before performing any disassembly of the Signal Generator remove the power cord from the rear panel power receptacle and remove the exterior top and bottom instrument covers To install the assemblies reverse the disassembly steps Be certain the pin connectors and filter sockets aie straight when replacing the boards 4B 4 Removing the Front Sect...

Page 131: ...ten the front panel power switch 4B 6 Removing the Synthesizer Board A2A1 1 Remove the number 6 screws holding the top module A2 cover The number 10 screws are adjustment access screws and need not be removed Remove the module cover 2 Remove the number 6 screws holding the board and then carefully remove the board 4B 7 Removing the Output Board A2A4 1 Remove the number 6 screws holding the bottom ...

Page 132: ...MAINTENANCE ACCESS PROCEDURES 2 Remove the plug in capacitor that couples the Output board to the VCO 3 Remove the number 6 screws holding the assembly and remove the board 4B 3 4B 4 ...

Page 133: ...OME SERVICE PROCEDURES DESCRIBED HERE ARE DONE WITH POWER APPLIED TO THE SIGNAL GENERATOR AND WITH PROTECTIVE COVERS REMOVED SERVICE SHOULD BE DONE ONLY BY TRAINED SERVICE PERSONNEL WHO UNDERSTAND THE HAZARDS INVOLVED WHERE SERVICE CAN BE PERFORMED WITHOUT POWER APPLIED THE SIGNAL GENERATOR SHOULD BE UNPLUGGED FROM THE LINE POWER DO NOT INTERRUPT THE PROTECTIVE GROUNDING CONNECTION TO DO SO WOULD ...

Page 134: ...ages at the test points listed in the following I TP Voltage Limits 1 11 14 5 to 15 7 3 14 5 to 15 7 2 14 5 to 15 7 4 4 85 to 5 20 1 17 4 to 22 6 1 E NOTE E The voltage at TPl depends on the line voltage The limits shown arefor a line voltage exactly equal to the line voltage selector setting i e 100 120 220 or 240 V ac E 5 Remove the test leads and reinstall the top and bottom instrument covers I...

Page 135: ......

Page 136: ...djustment can be made independently unless it is noted that it interacts with another adjustment Interdependent adjustments must be done in the sequence presented If more than one adjustment is necessary do them in the sequence presented 1 Level DAC Offset Adjustment TEST EQUIPMENT DVM REMARKS This adjustment is normally required only when U302 or any associated components are replaced or when the...

Page 137: ...MAINTENANCE CALIBRATION ADJUSTMENTS C 5 ...

Page 138: ...on signal as measured with the Modulation Analyzer a Gain access to the access screws for R419 by removing the bottom instrument cover and the access screws for R419 b Connect the output of the LFSSG to the UUT MOD IN connector and the DVM using a BNC tee c Program the UUT to RCL98 then program the UUT to 350 MHz 7 dBm and EXT AM at 90 AM depth d Program the LFSSG for 1 kHz and a voltage of0 7071V...

Page 139: ...ately PROCEDURE The Detector Offset adjustment R144 is adjusted to provide a 20 dB change in output power for a 20 dB change in the LEVEL DAC with level correction disabled and while operating in fixed range a Gain access for this adjustment by removing the instrument bottom cover b Program the UUT to RCL 9 8 then program the UUT to 350 MHz and 12 dBm c Program the UUT to SPCL 8 1 and SPCL 9 1 The...

Page 140: ...late covers in place before continuing with this adjustment procedure CAUTION This adjustment directly affects the output level and should not be adjusted Indiscriminately This adjustment is normally required only when components in the AM signal processing circuits have been replaced or the adjustment has been changed or shifted If this adjustment is made it is necessary to perform the RF level a...

Page 141: ...of the following events occur The Output Assembly A2A4 or the Attenuator A2A5 has been replaced The AM Depth adjustment is made The LEVEL DAC or any associated components are replaced The RF level adjustment has been inadvertently changed or shifted CAUTION Thia adjuatment directly affects the output level and should not be adjusted Indiscriminately PROCEDURE With the UUT programmed to 9 dBm adjus...

Page 142: ...CEDURE With the UUT programmed to 9 dBm adjust the Het Level Adjustment R227 for equal output power at 100 MHz and 350 MHz a Program the UUT to RCL 9 8 then program the UUT to 350 MHz and 9 dBm b Zero the Power Meter c Remove the het level adjustment access screw from the bottom module plate d Connect the Power Sensor to the UUT RF OUTPUT connector Note the Power Meter reading e Program the UUT to...

Page 143: ...e 10 MHz crystal oscillator the High Stability Ref erence the Medium Stability Reference or an external signal Skip this procedure if the UUT is equipped with the High Stability Reference or Medium Stability Reference and use the adjustment procedures in Section 6 of this manual Also perform the Sub Harmonic Reference Adjustment described on page 4C 15 of this manual PROCEDURE The UUT reference wa...

Page 144: ...MAINTENANCE CALIBRATION ADJUSTMENTS 4C 12 Figure 4C 3 Module Plate Top View I ...

Page 145: ... output of the LFSSG to the UUT MOD IN connector and to the DVM using a BNC tee c Connect the UUT RF OUTPUT to the Modulation Analyzer input d Program the Modulation Analyzer to measure FM peak in a 0 05 kHz to 200 kHz bandwidth e Program the UUT to the RCL 9 8 Then program the UUT to 3S5 5 MHz 7 dBm EXT FM 99 9 kHz deviation f Program the LFSSG to 1 0 kHz and 0 707 1 V rms as measured by the DVM ...

Page 146: ...and level nulls using the RF Spectrum Analyzer a Remove the instrument and the module plate top covers b Connect the LFSSG to TP56 high and TP36 low using clip leads c Program LFSSG to 20 kHz and 0 2V rms terminated d Connect the UUT RF OUTPUT to the RF Spectrum Analyzer input e Program the UUT to 300 MHz and H3 dBm f Adjust the RF Spectrum Analyzer to display the signal centered on the display g ...

Page 147: ...adjustment is normally not required unless components in the 800 MHz oscillator are replaced or the Generator has been subjected to severe usage PROCEDURE The PLL control voltage operating point is adjusted to 16V while the loop is phase locked a Remove the instrument and the module plate top covers b Program the UUT to RCL 9 8 then program 200 MHz c Connect the DMM to measure voltage between TP53...

Page 148: ...rols of the oscilloscope to display both the LFSSG output and the UUT 10 MHz signal Set the triggering to channel I and adjust the timebase for 0 1 us div h Edit the LFSSG to 200 Hz above 10 MHz 10 0002 MHz i If the signals are unlocked adjust C240 for a locked condition Verify the UNCAL indicator is not lit j Adjust C240 clockwise until the two waveforms are not synchronized break lock Verify the...

Page 149: ...the Performance Tests to determine which parameters need adjustment Refer to adjustment paragraphs in this section for more information If the problem is not an operator error and is not corrected by adjustment the Generator has a catastrophic failure Then the task is to isolate the fault and make appropriate repairs The UNCAL and self test failure codes usually provide a good indication of the ca...

Page 150: ...A comes complete with the 5V regulator A 1 03 its socket and a set of insulated washers for all of the chassis mounted regulators No adjustment is required after installation of the new PCA but the power supply voltages should be verified using the last step of the Power Supply Adjustment procedure in this section 4D 5 Synthesizer PCA A2A1 Under the Module Exchange Program there are two versions o...

Page 151: ...s from the old to the new Controller Remember to set the option status switch No adjustments are required 4D 9 Display PCA A1A1 After installing a new Display PCA the Modulation Indicator adjustment should be done The procedure is presented under the Display Adjustment Procedure 4D 10 Attenuator RPP PCA A2A5 The Attenuator RPP PCA comes complete with the housing Relay Driver PCA and matching Atten...

Page 152: ... Control troubleshooting paragraphs after checking the power supply 4D 15 Service Special Functions Special Function 03 Display check All display segments are lit until a key is pressed Special Function 04 Key check For each key pressed the code is displayed in the FREQUENCY display field Pressing CLR LCL key exits this check The test also times out after approximately 8 seconds if no keys are pre...

Page 153: ...ssing the STATUS key a nd interpret the code see Table 2 5 in this manual Take note if the code indicates that either UNLOK or UNLVL conditions have been asserted Other codes denote overrange or underrange conditions operator errors that should be cleared but are not pertinent to troubleshooting Usually the unleveled UNCAL code indicates a problem on the Output PCA whereas a unlocked UNCAL code in...

Page 154: ...FM is installed Table 4D 3 shows the AAA Field AM and FM tests 4D 19 BBB FIELD BBB is the result of the synthesizer tests In the first three test steps the Synthesizer assembly s main PLL operation is verified by programming a large change in frequency This should cause a momentary unlocked condition that should clear as the frequency settles to the new frequency Table 40 3 AAA Field AM and FM Tes...

Page 155: ...e CCC field results 4D 21 ODD FIELD DDD is the result of the Output filter tests During these tests the level is programmed to 13 0 dBm with level correction applied The low pass filters on the A2A4 Output assembly are tested by setting the frequency near the high end of each of the four half octave non het bands and checking for a leveled condition Then the frequency is set above the cutoff frequ...

Page 156: ...r can also be used to check to see if the modulation functions are generally working If a modulation problem exists go to the appropriate AM or FM troubleshooting paragraphs after checking the power supply If the frequency is stable and correct but the output level is abnormal the problem is most likely in the Output PCB Check the power supply then go to the Level Troubleshooting paragraphs in thi...

Page 157: ...characteristics apply for RCL 9 8 The unregulated dc and ripple voltages are those expected with a line voltage of I20V ac at 60 Hz The dc voltages are expected values as measured with a digital voltmeter with respect to the power supply ground connection on the module plate The ripplp voltages are expected values as measured with an oscilloscope with respect to the power supply ground connection ...

Page 158: ...ess BABO 2 signals on PIOI are valid at any given time the most common failures seen at this point are totally inactive signals Between bursts the data and address signals are in the high impedance state tri stated Be careful not to confuse this high impedance state with total inactivity Observing these signals on a known good unit may be helpful If signals are found to be totally inactive inspect...

Page 159: ...5 and bus control CLKOUT DBINL WEL MEML signals with an oscilloscope Suspect inactive signals or signals that enter invalid logic states Also compare the driver inputs and outputs of buffered signals A combination of observation and experience is helpful here An ohmmeier or a pulse generator may be useful in further investigating suspected signals 4D 33 Address Decoder Several levels of address de...

Page 160: ...CINTAM3 4 CINTFM3 5 C400 1000J 6 CFREQ3 9 CAMPLE 10 AM 11 FM 12 SPCL 13 STEP H 7 15 C4 16 Cl 17 CO 18 CSTO 19 C83 20 C5 21 ill 22 C 23 CftCU 24 C93 25 C6 26 C3 27 C 28 CSEQ 29 CMHz IV 30 CkHzlV 31 CHz luV 32 STEPCv 33 CdSCm 34 35 CCLRILCL Exit Test STEPCV 37 EOITC 38 EDITED 40 EDITC 41 EDITC 43 STATUS 45 RFCON OFF 46 ...

Page 161: ...us test points on the Synthesizer PCA The range of the signal and the expected value for a typical instrument state are given The values in the TYPICAL column are for the UUT programmed to 160 11999 MHz INT FM on at 1 kHz and 99 9 kHz deviation 4D 36 Reference Circuitry Check There should be a 10 MHz square wave at U55 pin 12 If there is no signal at this point the problem is in the internal 10 MH...

Page 162: ... 20 MHz AH TP26 GROUND TP27 TTL 10 to 19 9975 MHz 19 9975 MHz 10 K 1 K 100 and 10 Hz Digits TP31 GROUND TP32 AUDIO 0 to O SV rifls 0 18V rms FM Deviation and Frequency TP53 AUDIO 0 to O SV rms 0 18V rms FM Deviation and Frequency TP54 DC 30 0 5V 3QV dc TP35 TTL 1 MHz 1 MHz 1 MHz Reference TP36 GROUND TP37 DC 1 to 6v 2 7V dc Freq uency TP38 TTL 1 MHz 200 ns AH 1 MHz 200 ns TP39 TTL 1 MHz 10 ns AL 1...

Page 163: ...rammed the frequency at TP 14 should change since the divide ratio is being changed If the frequency is not I MHz and orit doesn t change the problem is probably with the N Divider gate array U17 or the interface to the microprocessor If both the reference at TP35 and the N Divider signals at the phase detector are 1 MHz the loop should lock when the operator removes the variable power supply If t...

Page 164: ... all right and the 800 MHz oscillator is not locked when in the HET band the problem is either with the 800 MHz VCO the divide by 4 U6l the divide by 5 U62 U63 or the logic that controls the switched 5V Program the UUT to 320 MHz The frequency at TP27 the output of the sub synthesizer gate array U33 should be 10 MHz if the input signals are correct The frequency at TP12 should be 1 MHz and TPl 1 s...

Page 165: ...oblem is not frequency dependent and if the level is accurate above 7 dBm but inaccurate below 7 dBm then the A2A5 Attenuator RPP is at fault 4D 41 Output Assembly Teat Point Signal Information Table 4D 14 presents the nominal characteristics of the signals at the various test points on the Output PCA Not only the range of the signal but also the expected value for the Instrument Preset State RCL ...

Page 166: ...he level at PI02 of the A2A4 Output assembly with a power meter connected to the RF OUTPUT connector If the voltmeter measures a nominal 1 V rms but the power meter does not read 13 dBm then the signal is not getting through the Attenuator module and the Attenuator RPP is at fault If the level problem is subtle rather than catastrophic a more accurate check is required to determine if the fault is...

Page 167: ...X X X X Table 4D 16 Attenuator Levels ATTENUATOR PROG LEVEL SPECIAL FUNCTION OBSERVED LEVEL NOMINAL 6dB 6dBm 6dBm 12dB OdBm OdBm 24dB 1 1 2dBm 1 2dBm 24d5 2 1 2dBm 83 12dBm 24dB 3 1 2dBm 84 1 2dBm 24dB 4 1 2dBm 85 1 2dBm 24dB 5 1 2dBm 86 1 2dBm 4D 44 Unleveled Condition If there are self test failures and or unleveled indications the problem is probably in or prior to the ALC loop If the problem i...

Page 168: ...l AM at UkHz internal modulation rate The measured AM should agree with the programmed depth within a few percent Tables 4D 17 and 4D 18 provide control information for modulation and modulation frequency selection If the internal AM does not agree but external AM is Ok the Modulation Oscillator is likely at fault If external AM is bad but internal AM is Ok then the problem is somewhere between th...

Page 169: ... non linearity The following test checks detector linearity 4D 48 Detector Linearity PROCEDURE 1 Install the plate covers and let the UUT warm up at room temperature for one hour 2 Program the UUT for 350 MHz 12 dBm modulation OFF 3 Program SPCL 8l l and SPCL 9 l to disable level correction and enable amplitude fixed range 4 Measure power with a power meter at the UUT RF OUTPUT Note the reading 5 ...

Page 170: ...l To cheek the trip function with TP3 shorted it is best to program the Generator to an output level of 10 dBm then program it for fixed amplitude range SPCLir9ir 1 1 This allows the level to be varied from a low value up to the maximum value without any transients that might outherwise trip the RPP Then starting at a low level such as 10 dBM with the RPP reset increase EDIT the UUT level in 1 dB ...

Page 171: ...5 4 5 8 54 5 9 AlAl Display PCA 5 5 5 10 5 5 5 11 A2A I Synthesizer PCA 5 6 5 12 5 6 5 16 A2A2 VCO PCA 5 7 5 17 5 7 5 18 A2A4 Output PCA 5 8 5 19 5 8 5 22 A2A5 Attenuator RPP Assembly 5 9 5 23 A2A5A4 Attenuator RPP PCA 5 10 5 24 5 9 5 24 A2A5A5 Relay Driver RPP PCA 5 n 5 25 5 10 5 25 A2A7 Controller PCA 5 12 5 26 5 11 5 27 A2A8 Non Volatile Memory PCA 5 13 5 28 5 12 5 28 A3A1 Power Supply PCA 5 14...

Page 172: ...the maintenance site For maintenance for I year or more at an isolated site it is recommended that at least one of each assembly in the instrument be stocked In the case of optional subassemblies plug ins etc that are not always part of the instrument or are deviations from the basic instrument model the REC QTY column lists the recommended spares quantity for the items in that particular assembly...

Page 173: ...kit contains those items listed in the REC QTY column for the parts lists in the quantities recommended Parts price information is available from the John Fluke Mfg Co Inc or its representative Prices are also available in a Fluke Replacement Parts Catalog which is available upon request CAUTION Indicated devices are subject to damage by static 5 3 ...

Page 174: ...AL REAR PANEL 472795 89534 472793 1 HP 3 DECAL FRONT CORNER 459227 89534 639227 2 HP 6 SIDE TRIH 16 525998 89534 525998 2 HP 7 DECAL REAR CORNER 485214 89534 485214 2 HP 6 COVER PLATE BLANK IEEE 731245 89534 731265 i HP COVER OUTPUT PLATED 960 731436 89534 731436 1 HP 19 COVER SYNTHESIZER PLATED 792471 69534 792471 1 HP 1 1 COVER Cal PRDM 774576 89534 774576 1 HP 12 CASKET SHtELOrNC nONCL MESH 526...

Page 175: ...LIST OF REPLACEABLE PARTS ...

Page 176: ... 89536 731257 NF 12 SHlEtn SWITCH RF 716B32 9336 716832 HP 13 CORNER ORaCKCT A37A01 0FS3A 657601 hP 14 FRONT PANEL SN A57593 89536 657593 HP 13 DECAL FRONT PANEL 774042 89336 774042 HP 1A PECAU LENS 10KHE 774A04 B9336 774604 MP 17 LENS DISPLAY A577ie 09536 657710 HP ie CORNER HANDLE FRONT 5 25 INCH 656173 89536 636173 HP IF bracket RF OUTPUT PLATED 774471 B9336 774471 HP 20 BUSHING INSULATION R F ...

Page 177: ...SUPPLY CONN MEAT BIS transistor SNtL T03 ALUM TRANSFORMER POWER le VOLT ReC ftxCB 415 VOLTS I S AMPS 4 IC VDLT REC F1KEB 4S VOLTS 3 AHP TO 3 le voLT Rec rixefi 5 volts 1 5 amps H te VOLT REC ABJ 1 2 TO 37 V 1 S AMPS le VOLT ReO PlXEB 15V0LTS 1 5A CABLE ASSY RF REF IN OUT CABLE LtNC FILTER CABLE ASSY AIIX TRANSPORKER FLUKE STOCK HO MFRS SPLY CODE MANUFACTUI PART NUNBI OR GENERIC 744052 69536 744012...

Page 178: ...6 33X1 4 176533 89536 1 78533 3 K 7 UA SHER ri AT S1 EPI t6 0 031 THK 110270 89536 110270 4 H 0 SCREW MACH PMP MAC S STL A 32X9 32 772236 89336 772236 93 H 9 SCREW MACH PHP STL 10 33XI A 2 ft941 89536 210941 3 K 1 NUT CAP LXT L DtK STL 10 32 559237 89536 559237 1 H M SCREW HACH RhR SEHS STL A 32XS 1 6 530287 89536 530387 4 MR 7 ATOE PCO PULL 541730 89536 541730 14 MP fl AIRE PCM PULI 341730 89S36 ...

Page 179: ...LIST OF REPLACEABLE PARTS ...

Page 180: ...S NET SIP 0 PIN 9 RES 1 0OK ZX RES NET SIP 10 PIN 9 RES 1 0K ZX c 2 27 c 30 c 3 18 c 23 24 c 25 26 c 29 DS 1 DJ 2 J 101 J 103 R 1 2 ft 3 ft 4 R 5 R 6 R 7 R S R 9 10 R Il 14 R ls R 14 TP 1 U 1 5 U 0 10 u 1 1 17 u 1Z u 13 13 u 14 u to u 10 u 8 XU 1 S XU 0 0 XU 1 1 14 XU 12 13 XU 10 z 1 2 2 FLUKE STOCK HO hPrS SPLY CODE MANUFACTURERS PART NUMBER OR GENERIC TYPE TOT QTY 363721 56289 196D475X9015HA1 1 ...

Page 181: ......

Page 182: ...94X002OKA1 4 c ISO 163915 c 75 85 86 CAP CER 22PF 2X 1 OOV COG 512871 89536 512871 6 c 95 242 243 512871 c 92 94 128 CAP TA 10UF 4 20X 35V 417683 56289 196D106X0035KA1 4 c 99 CAP POLYST 0 O075UF 2t 1 06V 484121 69536 484121 1 c 109 111 CAP TA i5UF 4 2OX 20V 519686 56289 196D156XO02OKE4 2 c 113 114 CAP POL YES 0 22UF 1 0X 50V 696492 89536 696492 2 c 115 CAP POLYPR 0 0786UF 1 X 50V 422998 09536 4229...

Page 183: ... 38 HHZ SHLDED 147643 72259 WEE22 1 HP 40 COKPQNENT HOLDER 422865 98159 2829 75 2 1 P 101 102 111 JOCKET XICNLCiPHB FOR 042 49 PIN 544056 69536 544056 7 0 2 33 37 TRANSISTOR NPN HI FREQ 5HAU SICNL 535013 04713 BFR9I 3 G 3 transistor ri NPN MI FREQ SMALL SICNL 723379 89536 723379 1 G 4 5 TRANSlSTOR SliPNP NI SPEED SWITCH 369629 07263 543576 2 G 10 12 TRANSIST0R SI N JFET TD 92 604678 17856 J2464 3 ...

Page 184: ...U 115329 89536 115329 R 151 222 RES CC 1K SX 6 12SU 643932 01121 BB102S R 166 RES CF 750 SX 6 35U 441659 80031 CR2SI 4 5P7S6E R 164 RES CF 300 Sl 6 25W 441519 80031 CR 5l 4 5P360e R 178 179 RES CF 5 6 5X e 2SW 441610 00031 CR2S1 4 5P5R6 R 180 192 ft6S HF i7 1X C 125W l00PPH 442996 69536 442996 R 161 193 RES MF 1 05K t 1X 125W lOOPPM 293530 91637 CMrSSIOSlF R 183 194 R S HF 3 24K i lX 6 125W lOOPPM...

Page 185: ...437 89536 723437 u 67 ft IC CQMPARAT0R H1 SPEED n PIN DIP 386920 18324 NE529A u 68 ft IC STTL DUAL D F F tEDG TRC U SET6CLR 418269 01295 SN74S74N u 69 ft IC OP AMP JFET INPUT 8 PIN DIP 4727V9 12040 LF386N u 70 ft IC CHOS SPOT ANALOG SUtTCH 723742 89536 723742 u 71 ft IC 1 STTL RETRC MONOSTAB MULTIVB U CLR 412734 01295 SN74LSI22N VR ft ZENER COMP 6 4V 3X 1 PPM TC 2 6MA 357848 04713 SZG201 18 VR 11 ...

Page 186: ...CR 0 ...

Page 187: ...TRANSISTOR SI NPN SHALL SIC MICROUAVE 493164 89536 483164 2 Q 3 4 S 4 Transistor si npn hi freq small xignl 535013 04713 BFR91 3 ft 1 9 23 RES CHIP CERMET 160 9 SX 0 1 25U 720649 99536 720649 3 R 3 16 RES CC 360 9 5X 0 1 25U 721761 89536 721761 O R 3 17 RES CC 660 5X 0 1 25U 512799 01121 B8681S 2 R 4 19 RES CC 1 6M 9 5X 0 125U 740316 99536 740316 n R 2 11 6 16 RES CF S 6 5X 0 25U 441619 80031 CR25...

Page 188: ......

Page 189: ...221 CAP CER 1 OPF 4 3X 1 OOV COG 512343 B9S36 512343 1 c 222 CAP CER 1 2PF 4 3X 1 OOV COG 376671 89336 376871 1 c 225 252 CAP CER 6 8PF 4 0 25PF 1 OOV CON 512327 89336 512327 2 c 351 403 CAP CER 47PF 4 3X 1 88V COG 512368 69536 312368 2 c 262 CAP 3 3 772848 89536 772848 1 c 367 411 CAP TA 2 2UF 4 20X 35V 463185 56289 196225X0835KA1 2 c 280 CAP CER 1 SPF 4 0 2SPF 1 08V COK 32V90V 89536 529909 1 c 3...

Page 190: ...OOl PH 2 1624l 91637 cm 5 3V42r 1 R 142 RE S HF 1 OOK 1 X 0 1 29U 1 0OF PH 24 1007 91637 CMF551003F 1 R 143 147 Rt S Hr 20K 4 1 X d 1 29U 1 007 PH 79IEI72 916 77 CHI SSSOOSF 3 ft 144 RE S VAft CEftH I X 4 1 OX 0 SU 309666 H9536 309666 1 1 R I4S RES nr 6b 9K 4 1X 0 12RU tOOI PH 3 19003 91637 CHFAAbbSSP 1 ft 14b 473 ftES HF 49 9K F iX O Il Skl lOOftPH 260021 91637 CHF554992F 2 R 190 233 243 ftES CR ...

Page 191: ... R 4IB RCS MF 301X 1X 0 125W 100PPM 209468 91637 CMF5S30102F 1 R 419 KES VAR CERM 1 OOK i 1 OX 0 5U 34V520 11236 360T 104A 1 R 420 RES CF 4 3K 4 SX 0 2SU 441576 80031 CR251 4 5P4K3 1 R 421 RES VAR CCRH 20K 1 0X 0 5U 335760 11236 360T 203A 1 Rr 301 THERM 1 STOR DI SC NEC 1 0K 4 1 0X 2SC 104596 73168 JA4UI 1 TP 1 5 PIN SINGLE PUB 0 025 SQ 267500 00779 87022 1 10 TP 4 1 1 TEST POINT 512B89 02660 6239...

Page 192: ...LIST OF REPLACEABLE PARTS Figure 5 8 A2A4 Output PCA ...

Page 193: ...TER RF EYELET STYLE 2000PF BL 529495 89536 529495 11 K 1 SCREM MACH PHP STL 6 32X1 A 15214 89536 152140 1 H 2 SCREM MACH PHP STL 6 32X 1 2 152173 89536 152173 7 H 3 SCREM MACH PHP STL 6 32X7 8 114866 69536 114866 1 1 H 4 SCREM MACH PHP STL 6 32X1 2 152173 89536 152173 2 MP HOUSING PLATED ATTENUATOR RELAYVERSN 717617 69536 717017 1 1 U 26 IC 2K X 8 EPROM 454603 1295 TMS2516JL 1 U 24 CABLE ASSEMBLY ...

Page 194: ...001 1 J 3 CONN SOCKET SPRING TYPE 6690D 143L 732826 89536 732826 1 K 1 e RELAY ARMATURE 2 FORM C 26 5VDC 520638 1 1532 712 26 8 P 1 a CONN SOCKET PUB 0 049 DIAMETER 544056 89536 544056 8 P 9 1 1 CONN SOCKET PUB 0 038 DIAMETER 38614 89536 386144 3 R 1 7 10 RES MF 402 0 52 0 125U 50PPM 461632 09536 461632 5 R 6 19 461632 R 2 3 a RES MF 56 9 0 5X 6 125U 50PPM 461590 89536 461590 10 R 9 1 1 12 461590 ...

Page 195: ...31 CR251 4 5P100E 8 R 12 15 18 348771 R 21 40 348771 R 22 23 29 RES CF 1K 5X 0 25U 343426 80031 CR251 4 5P1K 7 R 3S 36 42 343426 R AS 343426 R 24 RES CF 30K 5X 0 25U 368753 80031 CR251 4 5P30K 1 R 25 30 31 RES CF 10K 5X 0 2SU 348839 80031 CR251 4 5P10K 4 R 37 348839 R 27 RES HF 1 07K 1 X 0 1 2SU 1 OOPPH 344325 89536 344325 1 R 28 RES HF 422 1 X 1 25U 1 OOPPH 288506 91637 CMF554220F 1 R 32 RES HF 1...

Page 196: ...97 UPD4016C 2 1 454116 01295 ULN2O03 2 1 393108 01295 SN74LS32N 1 1 414029 01295 SN74LSI12N 1 1 429282 09922 DILB40P 1O8 1 276535 276535 276535 276535 91506 316 AG39D 10 454421 454421 454421 09922 DILB2OP 108 11 276527 276527 9922 DIL88P 108 5 478016 91506 308 AG39D 1 448217 91506 328 AC39D 2 376236 91506 324 AG39D 4 520239 89536 52023 1 1 484063 80031 95081 0O2CL 1 414003 80031 95081 002CL 4 CAP ...

Page 197: ......

Page 198: ... 1 R RES MF 33 2 1X 0 125U 100PPM 296681 91637 CMF553320F 1 1 3 RES MF 100 iX 6 125U 100PPM 168195 91637 CMF551000P 1 R 4 RES MF 562 1X 0 125U 10OPPM 340828 91637 CMF555620F 1 R 5 RES CF 1O0K 5X 0 25W 348920 80031 CR251 4 5P1 OOK 1 R 6 RES CF 16K 5X 0 25U 348839 80031 CR251 4 5P10K 1 Tf 1 2 CONN TAB FAST0N PRESS IN 6 1 10 WIDE 512089 02660 62395 U IC 2K X 8 STAT RAM 647222 51157 HM61 1 6F 3 1 U 3 ...

Page 199: ...HOTTKY 741322 89534 741322 1 CR 4 THYRISTOR SI TRIAC VB0 200V 8 OA 413013 02735 T2800B 1 CR 9 10 ZENER UNCOHP 42 0V SX 20MA 5 0U 559547 89534 559547 2 H 1 SCREW MACH PHP SEMS STL 4 40X1 4 185918 89534 185918 1 H 2 NUT MACH HEX STL 4 40 110435 89534 110435 1 J 1 CONN PUB HEADER SIP 0 154 12 PIN 512140 27244 09 80 1123 1 J 2 CONN PWB HEADER SIP 0 154 5 PIN 512184 27244 09 80 1053 1 J 3 4 CONN POST P...

Page 200: ......

Page 201: ...OPTION NO TITLE PAGE High Stability Reference 130 1 Medium Stability Reference 132 1 lEEE tSS Interface 488 1 Low Rate Fm 651 1 Rear Panel RF Output and Mod Input 830 1 6 1 ...

Page 202: ... 6 1 INTRODUCTION This section includes the theory of operation a circuit description and maintenance instructions for each option The IEEE 488 Interface option Theory of operation is covered in Section 2 I i ...

Page 203: ... U and associated resistors R2 R3 and R4 The circuit associated with CR3 Q1 and U2 provides automatic line voltage selection between two line voltage ranges This is implemented by configuring the rectifier circuit as a bridge rectifier for the lower line voltages or as a center tapped full wave rectifier for the higher line voltages At low line voltages less than approximately 150V ac transistor Q...

Page 204: ...n the oscilloscope while triggering on the Frequency Standard The evened oscillator FREQ ADJ COARSE and then FINE are adjusted for a stationary display Voltage Adjustment 1 Remove the Generator top cover 2 Connect the DMM to the UUT Connect the positive lead to TPl and the negative lead to TP3 3 Adjust R4 for 23 4 0 1 V 4 Remove the DMM connections from the UUT and replace the top cover temporaril...

Page 205: ...nd then adjust the FINE controls for a drift of less than one cycle in 10 seconds for O OI ppm or better if desired 130 5 LIST OF REPLACEABLE PARTS Table 130 1 lists replaceable parts for the 6060A 130 Figure 130 1 is the component location diagrams for the 6060 130 130 3 ...

Page 206: ...LECT 267300 00779 87022 1 0 Q TRANSISTOR SI BV 60V 65U TO 220 386128 09536 386128 1 R RES MF 49 9K 0 123U 1 OOPPM 268821 91637 CMF554992F 1 R 2 RES MF 249 1 X 0 1 25U 1 OOPPM 166203 91637 CMF35249F 1 R 3 RES MF 4 63K 1X 0 135U 1 OOPPM 333323 91 637 CMF334021 f 1 R RES VAR C RM 300 10X 0 3w 325613 89536 325613 1 1 R n RES CC 2 7 5X 0 5U 218743 B9336 218743 1 R 6 9 RES MF A 34K ll 0 1 23U 1 OOPPM 26...

Page 207: ...epairable and is also available under the Module Exchange Program The ovened oscillator Yl is not field repairable and is not described here The PCA is mounted on the left side rail The PCA is connected to the 5V power supply and to control signals via cable W25 The output is connected to the Synthesizer PCA A2A1 through cable W24 Two NAND gates of U1 are used to convert the oscillator s ac couple...

Page 208: ...additional 20 minutes after the the REF INT EXT switch is set to INT 2 Remove the top Generator cover The frequency adjustment control is accessed through the upper rear left side 3 Connect the Frequency Standard s output signal to the oscilloscope s vertical input channel I with 50 ohms termination Connect the UUT s rear panel lO MHz OUT to the oscilloscope s vertical input channel 2 with 50 ohms...

Page 209: ...cm 054 055 C5b j 057 O I xcsr r cmy RIO o C I0 25 03 J U2fe R2 cmy 2 s OG C3 04 COPYRIGHT 1S84 JOHN FLUKE MFC 00 INC MADE IN USA R13 cm 3120 la ...

Page 210: ...ted by the microprocessor when the option is plugged into the Controller board The signal lEINL normally at 5V is pulled to circuit ground when the option is installed 488 4 Address Switches Tri state buffer U6 provides the status of the IEEE 48S rear panel address switches when the Generator is interrogated These switches determine the IEEE 488 bus address and talk only to or listen only lo modes...

Page 211: ...1 U IC NMOS CPIB TALKER LISTENER 773143 34649 P8291A 1 1 u 3 4 IC LSTTL OCTL IEEE 488 BUS TRANSCVR 524835 04713 MC3447P 2 u 6 IC LSTTL OCTAL D TRANSPARENT LATCHES 504514 01295 SN74LS373N 1 1 u 7 IC LSTTL OCTL BOS TRNSCVR U 3 ST OUT 477406 01295 SN74LS245N 1 1 u e 1 IC TTL QUAD 2 INPUT AND GATE 393066 01 295 SN74LS08N 1 XU SOCKET DIP 0 100 CTR 40 PIN 429282 09922 DILB40P 108 1 XU 3 4 SOCKET DIP 0 1...

Page 212: ...rrent from entering the loop amplifier A2A I U27 and changing the phase detector operating point The voltage at the output of the audio integrator A2A1 U41 1 is kept at zero volts Keeping the voltage at the output of A2A1 U41 at zero volts is accomplished with a voltage zeroing loop consisting of A2A9 Ul The positive terminal of this op amp monitors the output voltage of the audio integrator throu...

Page 213: ...1 Program the LFSSG to 10 Hz and any level around IV 4 Program the UUT to the RCL 9 8 and 3 kHz deviation This provides a 300 MHz signal at 10 dBm 5 Connect the input of the RF Spectrum Analyzer to the UUT RF OUTPUT Set the RF Spectrum Analyzer so that the signal response is at the top of the display using linear detection 6 Program UUT for EXT FM 7 Using a lO kHz Resolution Bandwidth and zero Spa...

Page 214: ...ST OF REPLACEABLE PARTS Table 651 2 lists replaceable parts for the 6060A 651 Figure 651 1 is the component location diagrams for the 6060A 651 Table 651 1 Low Rate FM DIP Switch NORMAL LOW RATE FM 1 Closed Open 2 Open Closed Z Closed Open 4 Closed Open 5 Not Applicable Not Applicable 6 Open Closed 661 3 ...

Page 215: ...4B2EA 91637 MPF1 930I2F 1 R 2 RES MF SA S IS O 123U 1 60PPM 201010 91637 CMF5524R2F 1 R 3 RES MF Z 32K 1 X 125U 100PPM 31 2A52 91637 CMF553321F 1 R 4 RCS VAR CERH 100K 162 6 3U 369520 11236 360T 164A 1 R 5 7 Re T CC fi SH 5Z 0 25U 394064 01 1 21 CD 2 6 RES CF 2OOK SX 0 25U 441405 96631 CR251 4 5P200K 1 R B 9 REJ CF 1 2M f 5 a 25U 349995 00031 CR251 4 5P1M3 2 u U RES MF 4 99X 1X 6 125U 100PPH 16025...

Page 216: ...ption switch on the Controller is set to indicate that the option is installed 830 2 OPERATION The additional signal loss of this longer cable is compensated using instrument independent correction data stored in the Output Calibration EPROM The Controller applies this correction data only when the rear panel RF Output and MOD Input option jumper is installed on the Controller PCB 830 3 CIRCUIT DE...

Page 217: ...ction 7 General Information 7 1 This section of the manual contains generalized user information as well as supplemental information to the List of Replaceable Parts contained in Section 5 REV 6 11 87 7 1 ...

Page 218: ... board cw Clockwise mf metal film tc temperature coefficient or d a digital to analog MHz megahertz temperature compensating dac digital to analog converter min minimum texo temperature compensated dB decibel mm millimeter crystal oscillator dc direct current ma millisecond tp test point dmm digital multimeter MSB most significant bit u orp micro 10 dvm digital voltmeter MSD most significant digit...

Page 219: ...ronic Corp 06980 Semieonduetoi Group Glendale Atizm 05820 Vaiian Associates Ine Dallas Texas EG G Wakefield En eeting Eimae Div 03888 Wakefidd Massachusetts San Cailos California 01537 KDI Bleetroriles Ine Motorola Communications PyroElmDiv 05972 07047 Electronics Inc Whippany New Jeisey Loctite Corp Ross Milton Co fhe Franklin Park IlliAois 03911 Newittgten Connecticut Southampton Penna 016S6 Qai...

Page 220: ...nl Indiana 11532 Telcdyno Relays Teledyne Industries Inc Hawthorne Galifomia 11711 General Instrument Corp Rectifiez Div HicksviUe NewYotk 11726 Quaiidyne Corp Santa Clara California 120 4 Chicago Rivet Machine Co Naperville lUintas 12040 National Semiconductor Corp Danbury Connecticut 12060 Diodes Inc Northiidge California 12136 PHC Industries Inc Formerly Philadelphia Handle Co Camden New Jensey...

Page 221: ...0891 25088 Austin Texas Silieonix Ine CosarCoip SiemertCotp Santa Qan CUlifornia Dallas Texas Isilm New Jersey 15801 18178 21317 25099 Penwsl fiietionin Ino BG Gvoeieelne EloBtroAics Applications Co Cascade Gasket DiviofKidde Ine FraiHlAghaM Massachusetts St Ixwis Missouri El Mcnte CsUfoniia Kent Washington 25403 18324 21604 15818 Signedcs Corp Buckeye Stamping CO Ampeiex Electronic Corp Teledyne ...

Page 222: ...y Sunnyvale Catifomu 51406 28520 lAtecsil 34848 Munta Erie No America Ine Heyco Molded Products Cupertino Galtfonua Hartwell Special Products Also 8 72982 Kenilworth New Jersey 32539 Placerrtu Califotnia Marietta Georgia 1 29083 Mura Corp 35009 51499 1 Monsanto Go Wesibuiy Long Island N Y Renfrew Electric Co Ltd Amtron Corp S nU Claifi Lalil omia 32559 IRC Div Toronto Ontario Canada Boston Massadi...

Page 223: ...d 57026 Endicott Coil Co Inc Binghamton New York 57053 Gates Energy Roducts Denver Ohio 58014 Hitadii Maffuloek Cofp Now 12581 SS104 Sinuo Atlanta Ceoigia 58474 Superior Electric Co BiistoL Connecticut 59124 KOA Speer Electronics Inc Bndfoid Pennsylvania 59640 Supntex Inc Sunnyvale CaUfcnua 59660 Tusonixlhc Tucson Arizona 59730 Thomas and Bens Chip Iowa City Iowa 59831 Scmtronics Coip Watchurtg Ne...

Page 224: ...lectric Mfg Co Brooklyn New York 80583 72259 Chicago lUinois Hommetlund Mfg Co Lie NyLrHnicR Inc New York New York 74199 77900 Panmus New Jersey Quam Nichols Co Shak roof Loek Washer Co 80640 72619 Chicago minois Now 78189 Computer Products Ine Ampuex Eleeuonie Coep Stevens Ambld Div Diali i Div 742J7 77969 South Boston Mass Qrooklyn New Yoik Iftadio Switch Co Rubbercraft Corp of CA Ltd Marlboro N...

Page 225: ...setts Newauiket New Hompehite Woburn Massachusetts Signalito Fuse Co Now 71744 86684 91247 94144 Radio Corp of America niincu Tnuufoimer Co Raytheon Co 83058 NowS4S90 Chicago Mnois Mhmnvave A Power Tube Div TRW Assemblies Fasteners OtOUp Quincy Massachusetts Fastueia Div 86928 Cambridge Massachusetts Seostiom Mfg Co Inc 91293 94222 Gkndale Califun Johansen Mfg Co Souihulne 83259 Boonion New Jersey...

Page 226: ...merican Capacitors SS White Induatiial Products 98388 Duarte California 96733 Piscataway New Jersey Laar Jiiogtor Inc Sre Technologies Accurato Products Div 99779 San Fernando California 97966 CBS San DeigO California Bunker Rnmo Eltn Corp BantesDiv 96853 Flectrtmic Div 99120 Lansdown Poiiuylvania Gulion Indnsuics Inc Danvers Massachusetts Plastic Capacitors Inc Measurement Controls Div Chicago Il...

Page 227: ... to the instrument they are identified by incrementing the revision letter marked on the affected PCA These changes are documented on a supplemental change errata sheet which when applicable is inserted at the front of the manual To identify the configuration the PCAs used in your Generator refer to the revision letter on the component side of each PCA 7A 2 BACKDATING INSTRUCTIONS To backdate this...

Page 228: ...80 E 1 1 1 A2A4 Output PCA E 1 1 I A2A5 A4 Attenuator RPP PCA B 1 1 1 Relay Driver RPP Control PCA 752816 X 1 111 Controller PCA E 1 111 1 A2A8 Non Volatile Memory PCA 744094 E 1 A3A1 Power Supply PCA 744052 B 1 130 High Stability Reference PCA 744102 B I 132 Medium Stability Raference PCA B 1 488 IESS 488 PCA 738617 X 1 651 Low Rate PM PCA B 1 1 1 11 1 I 1 1 1 11 1 X The PCS revision levels docum...

Page 229: ...16 8 8 A2A4 Output PCA 8 17 8 9 A2A5A4 Attenuator RPP PCA 8 22 8 10 A2A5A5 Relay Driver RPP PCA 8 23 8 1 1 A2A7 Controller PCA 8 25 8 12 A2A8 Non Volatile Store Recall Memory PCA 8 29 8 13 A3A1 Power Supply PCA 8 30 8 14 A3A2A1 High Stability Ovened Reference PCA Option 130 8 31 8 15 A5A1 Medium Stability Reference PCA Option 132 8 32 8 16 A3A3A1 IEEE 88 Interface PCA Option 488 8 33 8 17 A2A9 Low...

Page 230: ...n Voltage DC KV 0 9 vco Compensation OAC Control H UEV 0 11 RF Level DAC Control H LRFM Low Rate FM Option installed L MF400 Modulation Frequency Control L HID Mid Band Control L MLEVHI External Modulation High Level Status H MLEVLO External Modulation Low Level Status H MODE Triple Modulus Prescaler L NVCS NVM RAM Chip Select L NVEN NVM Enable L NVIN NVM Installed L RIN 10 MHt Output Buffer Enabl...

Page 231: ...de Feed Through Capacitor Dual Pin Connector Test Point i Test Point 4 Diode General Diode Varactor l Test Point 5 no post Diode Pin Microstrip Transmission Line Diode Zener StripLine Transmission Line Diode Schottky Printed Inductor 1 f yi L Factor Selected value Figure 8 2 Schematic Symbols cont ...

Page 232: ...Line Front Panel Designation O RF output Rear Panel Designation Rear Panel Screw Driver Adjustment Soidered In J umper Interconnection Informat Coax Connector Female Earth Ground Coax Connector Male Chassis Ground Common Connection PCB Ground Non Plug In Connection Coax Cable Soldered In Z2lf Figure 8 2 Schematic Symbols coni 8 ...

Page 233: ......

Page 234: ...800 40 MHZ PLL 0 800 MHZ ...

Page 235: ...8 5 ...

Page 236: ...Sid SCHEMATIC DIAGRAMS Figure 8 4 Output Block Diagram 8 6 ...

Page 237: ... SCHEMATIC DIAGRAMS Figure 8 4 Output Block Diagram 8 6 ...

Page 238: ...i i s S i 6 2 ...

Page 239: ...8 5 SUt ...

Page 240: ...SCHEMATIC DIAGRAMS Figure 8 5 A1A1 Display PCA 8 7 ...

Page 241: ...MODULATION FREQUENCY DISPLAY Jt 5 Ord SHr ...

Page 242: ...SCHEMATIC DIAGRAMS PS Cccn h nON FREQUENCY DISPLAY AMPLITU DISPLAY CONNECTION INPj I meric suffix identifies display field jbscript identifies display segment Figure 8 5 A1A1 Display PCA cent 8 8 ...

Page 243: ...LI iLI iU ISTEPi RELI SI S2 G2 G3 G4 jVd mVe aMAN bSGL cAUTO ASYM di e a EXT REF I bREJ ENTRY I REMOTE cUNCAL ADDRb dRFOFF I SRQe PIN NO 1 2 3 4 e 7 S 9 1 1 13 i4 iS ifc I7 8 CONNECTION F Ii n 9 b P fcl 6E S3 64 6S G6 67 as DISPLAY CONNECTION INFORMATION Pigur 8 5 A1A1 Display PCA cont 8 8 ...

Page 244: ...D3 n n 02 004 3 D Q 12 e n PP DD5 14 S 5 tp silfc pDfc 7 1 oii d IS p J2 D QiZ M A aR CK vz 7 37K CIO Hfr y CK U3 in ud 6118 SPLCS DD0 1 IS Rx DDI 74i5m s It Pp DP 2 7 0 6 6 I DDs3 s 0 Ug 2ij PD4 3 n 0 12 84iJ6 II DD5 C IS 11 le5 vl4 y DD6 17 iG 4 5 Ri DD7 Q Q J2_ I 5V A T7V T7TJUT 07 FU 9 Icz 7 TIO IOY UDN6I6 8PLC5 02Q I 1 l_ r 4 0 7 r 8 m 2 6 5 9 ZZ I OK J 6 II DD0i vpp0 _L 3 17 DOt j I4 DD2 DDI...

Page 245: ...1 1 22 23 a4 25 242 N 29 3Q 3i 32 33 34 35 Gl G2G3GfG5G6G7G8G9Gl0 IGI2 i3GH6l DSl FREQUENCY DISPLAY Tt KSTRBlL Jf KSTRB2L 7Q K5TRB3L Uy u f KSTRS a I K5TRBGL KSTRB7L KSTRBSL pt p p S 7 l r 459 f S P 10 2 m E l 2 F H t Ri Fii p 13 15 17 1 12 rt L oJ fLJif ifK a faV CL f NOTES CUNLES 1 ALL RE5I5TO ALL RESISTC 2 ALL CApACn O I 5 Mo 5 2 l3lKil5ilGll7ll6 t9 61 6l 3G tGS64G7G8 OSZ F AMPLITUDE DISPUWf 3 ...

Page 246: ...D 1 ALL RESISTOR VALUES ARE IH OHhAS all resistors are IZ W 5 2 ALL capacitor VALUES ABE IN MICROFARADS 3 THESE PARTS ARE NOT USED OR LOADED O 3 cal o o S 5l Si ia l3lH l5liC l7ll8ll9 G Gi 03 04 05 646708 DSZ F AMPLITUDE OISPLWf 3 5 6 9I0 4 7 6 2 MOD INPLm TD FCONT PANEL A MOO INPUT rooim uT AtAA R6 8456K J C27 UI8 T 0 1LM385 lOV ZL2 Re 4A7i i 4 Ris o LKA393 _ 4 S9 09K T I 8W v7 T o voc LM393 V 7 ...

Page 247: ...SCHE 8 10 ...

Page 248: ...SCHEMATIC DIAGRAMS Figure 8 6 A2A1 Synthesizer PCA 8 10 ...

Page 249: ...iipi TS qLeJ r iocv Bw R6 IOO V W Q2 6FR 9I R9 Q2 200 BUFFER AMPLIFIER I5Vd RI3 I 08 Ya lOOpF ULi loov n t RIQ33 lOQ I W pF l Y I GO Ci BFR 96 t7pF 00V DViocv ICOVVD DIGITAL MIXER quadrature generator LOW PASS FIIJER CA9 R39 1 200 C50 C5I 082 I5V C52 T 470 Af JOOV V s CS3T 470 lOOV VF 055 5Vf ...

Page 250: ...ION PATHS ARE NOT INDICATED I O PARTS IN SHAOeO AREA ARff OPTIDNAu AMO ARC NOT TO ee iNSTALuco rT7 PACTORv aecscTKO COMPONENT OA R42 4i 180 H LW I R4 i270 i mSA 5Vn 5Vn I l f It uiee 0 Si 5 3 25 2s 50 5 D J 7N s 6 il U20 0 2 N JS NC I2HJI I5 ST Tes VN mo 2 9 re E4 E5 An y 4 is VCC vcc PMOO LINES ARE TO BE CLTT WHEN U2I R4T R48 AND W9 ARE INSTALLED SSB33I UI7 N DIVIDER PHASE DETECTOR NO INTERNAL CS...

Page 251: ...SUb ...

Page 252: ...Figure 8 6 A2A1 Synthesizer PCA cont 8 12 ...

Page 253: ...CHEMATIC DIAGRAMS 8 12 Figure 8 6 A2A1 Synthesizer PCA cont ...

Page 254: ......

Page 255: ...24 rJXJ 0 IOM PiViCDV V 1 iiat X IO 3SV I VP4 C t9 CR H5V I5V 020 Lp 2WT vP3 L J 2 l Rioo CX7 oca i sK TO MAIN VCO A2A2 PI02 TUNE VVAI 4 i l 8W l 02Z i QZI 2H390 ISVpD Riot roo l SW KIOZ lOK yVAR U90 CT fe r T 1 8 Ttr ic rai P4 DIGITAL 10PTU MAU V0W KESO U49 X LM353 K VCO CUMP I CRI7 TL I UNLOKL T0 0LrTPUTA2A4 UNLOKL TO lOMHE S HE T4 6060B 1017 3 Of 5 Figure 8 6 A2A1 Synthesizer PCA cont 8 13 ...

Page 256: ...SM ...

Page 257: ...Sdb SCHEMATIC DIAGRAMS Figure 8 6 A2A1 Synthesizer PCA cent 8 14 ...

Page 258: ...OOV _ 47DPF i 00 D OC 74SI96 HET IMHZ j TO SHT 3 mkX _ t L62 470 JWu VvhET fUS9 5 Af 7 1 1 i O 800 MHZ VCO Ei32 I Tgy TgSy rC224 ic209 iC2H 470PF T eZO Jj R179 5 6 CE12 lOOOpP CZOfe f 82 L70 _ I CX3K 044 p Hc n I 6W 1 I aOOMW VvOO I 1 1 J 14 adjust ...

Page 259: ... y tr 6 Slot SCHEMATIC DIAGRAMS Figure 8 6 A2A1 Synthesizer PCA cent 8 15 ...

Page 260: ......

Page 261: ...Sl t SCHEMATIC DIAGRAMS Figure 8 7 A2A2 VCO PCA 8 16 ...

Page 262: ...4 A A9 0fiGHi f 3dBm TO SITNTHESIZER A2AI TJI ME B7aiiS C56 IBV ZZpf REFERENCE DESIGNATIONS LAST USED 33 CS6 Q5 C 4 1 1 PZ04 NOT USED P203 49 LO GU 70 OUTPUT AZM M01 E unless otherwise speariED I ALL RESISTOR VALUES ARE IN OHAAS ALL CAPALI me VALUES ARC IN MICROFARADS Z ALL RESHSTORS ARE I 3W 6060A 1018 Figure 8 7 A2A2 VCO PCA 8 16 ...

Page 263: ...oo oo oo oo oo Doo l 00 8 DTP6 CI07Q RII4HZD oClOfV 2 8 o i CRI06 CRI 09 g cD cf C uo RII5 OZA D RII6 Z K3 K f jo r v 2 o 9i 11 cEccSccccScScCoC u CI2t l l06 U07 ga2B C1 0 5 O C 133 E OlHi lg ttg C 7 Cl25riy ivrr iif R 20 I I 6 Cl25Qo cr Jicgg l R127 i CI22IZ1 _ hRn9 Blifh CII5 i C242 g C138 n iQ 4 Q2od 5a 3 DI Q R 4S S CD KO J LII3 s cRiie C3 g tpjQD sfiVs cpe 0UgUo 4 Cfeg a I20 V CD Q n cS QlsB ...

Page 264: ...oo s RT30I R306 3 R305 CI R203 d kZ2 R224U r Sr23U tOO Joo OO e QTP6 DDR M tt i t u fUfO gr sssg LZ O dH R3I5 R3I4 Jl307g g Qq303 ofes Oq302 C20 020IC C205 R R2 C207g CI43 C4I6 Ci2l Wl ccgSSgcrS ccZ cc CI23 2 OCi O 5 C153 C g Qas2 C270 C259Q C242 5 CI38 r s R232 1 3 CD a l20 v CD 71 cS QlsSt 1 R23sD Q D C276QII I ODOA go Ou R249 a l IC249 qj vQ2I R252 C253 C CR202 C25I 4 D ciJft256 250 C254q CpS c...

Page 265: ... R2 l oQ R22iUq I I j5R231C229j K o C224L 0 U20l u Imker I i i rJK oOh S2 5rO S U 4U4 orni A 2cc cca N S TTV 7 I 0 05 0 S 0 i CR302 C224lJ 1c22 C22iCD 22 C220 img C226fs C227 9 C2T5 C223 22 Q306 0304 OQ302 5 R201 CD Ri e C270 C259 CZ x y Q203y R2ilC3 pi o n to n qfiiasV Q205 Cl g QS R2I9 f Q205 253 3 D CR202 3I H QR256 t 8 AR2M 0 S I rTst C277I I ia Q Ui1 D s sE ncc sS T I J C3C2b5 9 CR206V Wn 606...

Page 266: ...r ROM Q 3 0 4 r ...

Page 267: ...SCHEMATIC DIAGRAMS SM a g3 8 18 ...

Page 268: ...ARE lOTURN BEADS t THE 5yMBCL ft lMDtCAT S TRANSMISSION LINES OP OTHER THAN SO OHM IMPEDANCE WHICH CONSTITUTE CIRCUIT ELEMENTS SO OHM TRANSMISSION TWS ARE NOT INDICATED L5 CRIZ6 AND CRZ02 ARE A MATCHED RAlR 6 SYMBOLS SHOWN IN DOTTED LINES REPRESENfT COMPONENTS WHICH ARE PRINTED ON THE ClBCUrP BOARD 7 SYMBOLS SHOWN IN ARE OPTIONAL COMPONENTS AND ARE MOTTO S INSTALLED Sw l CRII3 0R12 KI3 FPH9Z74 rwf...

Page 269: ...SUt ...

Page 270: ......

Page 271: ...z LPF OUTPUT amplifier 001 ZZiZ czuz AP62i 4P za APats APSZj rs CPZ09 MA 4P523 L LZ20 J or dJot Lapp n f Z4 K i6 HET BAND SWITCH azzoz Q5CMXXX E RF SiSNJAL TO ATTENUWDR AZA5A4 6060A AN 1024 Figure 8 8 A2A4 Output PCA coni 8 19 ...

Page 272: ...FROM CONTROLLER A2A7 Si ...

Page 273: ...4 5V 1 5V P104 BAB2 BAgl BAB S BSEL L UNLOKL TO SYNTHESIZER A2AI _6 X 1 U310 301 tSV II t ci 6 tS 1k EXTFMH 4U40f l2 19HEET4 INTFMH AU40I 5 U5HEET4 MF400L 1Q40I 5 CS HEET4 Risz V y4MIDBAMD 270 ENABLE TOCR129 0 1064 a 06 2 3904 CR130 _if44446 a M M U3IHD 9 L3II C Figure 8 8 A2A4 Output PCA cont 8 20 ...

Page 274: ...2 9 6 5 2 I2OJ7 6 5 4 3 2 i jZr k Cl 74LS273 GND I V I7 6 5 4 3 2 1 g CKl ieil7ll4jl3j 81 7 41 31 III sis sjffljsisjsifij U 054 339 U309 S ti pXl M359 knoi 6 lOK K3I5 S20 4 EXTAMH U40I S 5H0tT4 INIAMH U40IhS i5M6fiT4J Q302 Mf 6S60 Q O 1 MP565 T 0301 MPS6562 CJC30Z sy IN965 HETL TO L224b C5H ET 2 I 5V Z30I o lOK 301 tSV vraK r CI5o Ti TKl E aFMH U40H2 C5HEET4J INTFMH U40I 5 15H ET 4 MF400L CRJ30 IN...

Page 275: ...O BD7 FROM SHT 3 MF400L FROM U310 I4 SHT 3 2401 10K 3 14 2401 10K 2 15 2401 10K 4 13 cr o l AOl A 4066 IHOI fi 4066 U401 D 71 141 Z40I iOK tl b FM DAC C 103 I I5V lOK 1 s S3 0104 1 B t6l VDD RF idi i i IS U403 VR AD7S33LN iD2 f GN 3 l 234 567B9 10t t60i ilej 7l 8i sjjol nTizlcl FROM U306S SWTS V LBD0 1 F U306 2 g 16 15 12 9 6 5 2 i V r 7 6 6 4 3 2 I 01 GND V4L 273 yCC 7 6 5 4 3 2 10 V TeWiil eTTRI...

Page 276: ......

Page 277: ... CZOO CZSa CZST Cll ZT ZBI 300 C3t5 C j 6 C323 AOO C4I7 C VI9 CRl IOO CRtZZ CR13I 200CRZII 300 CR303 CO LZ3I LI ICO Lin ZOOj L2I9 Q403 Ql lOO Ol07 ZOO aZ 6 300 a300 400 R4 RH00 R1 0 Z00 KZ 7 KZ cO R273 300 R 32S 900 ffT30l FTTH 500 U 5 Ul lOO UI02 ZOO UZ0Z 3OO U3 E 100 EAOl tl 300 230Z 400 PU3 PHIOO Pi03 PIOS Pt09 nZ TPU W 1 MOD OSC LEVEL REFERENCE CURRENT TO U302 i SHEETS M 22 l BW sSk 0 depth K ...

Page 278: ... i 9 RtS RI7 150 56 9 REFCREKiCS DeOl KJATlOM5 HIGiMCST uoT oseo KlOTESs UNJuess otherwise sRerc iFieo 1 Al_l_ RESISTAKICES ARE KJ OHMS ACL RESISTORS ARE 1 W 0 5 A 2 ALL caracitasjCes are ikj microfarads O STMeS Ol_S DRAWKJ WITH OASHED LISJSS IKIOIC ATK COMROKJEKJTS PRINJTED OM CIRCUIT EOARD H THE SYMSOL IKIOlCATBS TRAAJSMISSIOKJ LIKJES OF OTHER THAM SO OHM IMREOAHCE WHICH COLISTITUTE CIRCUIT ELEM...

Page 279: ...P9 PIO INJ OAsS f iSO L tNJC A RE NHOUNJ reO OKI F A R 1DE FROM Rei AsY ORIS CR j Rpp COMTROLLtR OAI20E RDA a l R0A 0 ROAa S ROA 2 1 ROl Figure 8 9 A2ASA4 Attenuafor RPP PC 8 22 ...

Page 280: ... S 9 5C 9 CRI I HPj oe zsool CR3 t L IW J Jt CRT AC OC IN I606 CR I ICROX IN i i ICOfe U606 CR5 IN i CR9 1006 T IM4606 C2 1000 pp M I 000 pp 1 7V 4 1V DETECTED RF Output TO PROMT RA MSL Al OR REAR PAKJeu A3 TO RELAY driver RPP CONTROLLER A2ASA5 6060A 1047 Figure 8 9 A2A5A4 Atfenuator RPP PCA 8 22 ...

Page 281: ......

Page 282: ...S PNi S OTHERWISE SPEClFieo I MX RESISTORS ftRE 1 MX RESISTOR VMUdS rtflE IM OHMS I ALL CAPACITOR VALUES ARE IM MICROFARADS RIO 1 Rli R t Iri9 SIO rp 4 OH 1 SlO rP 4 S Q5 1 510 f rP 4 QCp 1 5 0 1 MPSSS6E MPSt SC Z MPS SfrZ 1 Rii i Ri 5 RH R20 H 7K 4 i H 7 K H 7K RtE cR i RIS 1 T cRs RI6 i CRfe tooj IWS7E b 100 j IKigTE b IC IN a72 b on MPS t i Z CR7 INS7E A ROA OB A R0K2 5 ROA Z 4 1 TO ATTENUATOR ...

Page 283: ... lOK O Wv RZ1 1 07 K Kli ML A vw WV TPari l fiW rst Lo RPRSTH X _ XCRIO I X msbi R4S I V V r R 12 TKe I A I of l I l SK VB 17 VAr 2 RHS CRIfo R t CRll W M 00K NH4H8 IN4448 mHHHB FROM CDNTRDLLER A AT RPTRPL TLOB I5V at MPSbS CRI2 j 1 rnwHej R 57 lOK 1 k J PCRI iN4 446 CR14 INtmfi PARE AJvlP ...

Page 284: ...SW 5 SCHEMATIC DIAGRAMS 8 24 ...

Page 285: ...cm 054 055 C5b j 057 O I xcsr r cmy RIO o C I0 25 03 J U2fe R2 cmy 2 s OG C3 04 COPYRIGHT 1S84 JOHN FLUKE MFC 00 INC MADE IN USA R13 cm 3120 la ...

Page 286: ...TTINGS SO SWITCH SECTION IN 0N P0SITI0N OPTION INSTALLED 1 SUBHARMONtC REFERENCE PECULIAR TO 60fe0A OPTION 131 2 MEDIUM STABILITY REFERENCE PECULIAR TO 60feDB OPTION I3E a LOW RATE FM OPTION gSI REAR OUTPUT 3 OPTION 830 ALL OTHER SWITCH SECTIONS SHALL BE IN OFF POSITION 6060A 1628 Figure 8 11 A2A7 Controller PCA ...

Page 287: ... l l 5l S245j Q R 74L5245 5V yiW Bin fs Dfc i y I 5 lOK 3V y z 4 7 K 74 D7 lECSL lEADRLfi e T SlECSU U35 I 5 SMT3 I3T J2 74LB245 l N c R 4 czz 220pF 2Dk1 C3 7 Cfil U7 IN4448 2 mssE 45V 5V T p rsL S K X U7 I I RE5ETL U27 l Uhti U 1 TM59995 RI4 I 3K RI5 1 5K L 3 4 aaH i i K pF N lAQ OLDA AS KTALT CLKIW A9 OOCK OSCILLATOR 74L510 74LS04 E2 3 E4 G2 E7 ES Ed EOEll ill ElS 5V RI 3 7 4 7K AI7 AI3 AI4 XTAL...

Page 288: ...UCLK 1 1 C uio 74LS32 3 1 Lie 1 1 Al 1 3 9 74L33Z k A LLAUU UlO V CLKOUT GNO 12 1 3H i D U3T Ml A KO Icco AI3 Z AM 10 AlS N0TE5 unl ss otherwise specipied I ALL RESISTOR VALUES ARE IN OHMS ALL CAPACITOR VALUES ARE IN MICROFARADS Z ALL CAPACITORS ARE ZZjj F ALL RESISTORS ARE IWW STo Ob IEA13 l WEL TO lEEE OPTION ASASAI leCKL WEl JIOZ 29 SUTZ U5 SSHT3 DATA BUS Ctd SHT Z OBINL JIOZ IA 5HTt I UIS 1 SH...

Page 289: ......

Page 290: ...6 1 1 7413139 JW 2 74L532 NVINL r Ull 0 SHT3 NVENH un 5 SHTa TO non volatile MEMORY A2AS NVENH NVCSL D NL WEL ADDRESS BUS DATA BUS U31 Nc ULN1003 X lsiNC ULN1003 NC UlN20Cia NC ULNtOOS 3 NC 1 LIN2W U30 A 13 JlOl a 5HT3J Ull t3 5HT3 ExeEPL f Ul M 5HT3 hSOPTL A JlOH9 5lfT3 0L1 I8V ULN2003 NC U30 Kc NC CPl0H6SUr3 l9V0UT ULN2D03 PlOl l7SHr3 l5vOOTl PlOl lto 51ff3 t 5V OUT 1 i exREFL H50PTL FiU FIL2 37...

Page 291: ... jl06 6 VsHT z U44 P _ fI 4 4r35 V OPHON WfTCH5eTTO6 SI SWITCH OPTION 5taOH IN TALLEO IN ON rosmon I 5CBWRM0 HC PECMJIAR Kti F KSNce TO oA onm 131 p MEDIUM STABILITY PECUUAR REFERENCE TO feOfcOB OPTION 132 O LOW RATE FM OPTION SI A REAR OllTPOT 0PTt0N 3n ALL OTHER SWITCH SECTIONS SHALL BE IN OFF POSITION ATRSEQL 1MA M 5hTi 1 UNLVL PIOI 15 STATUS INPUTS 5 Ul4I5jJ23 lOK lOK OFTtOKl Switch STATUS INP...

Page 292: ...15V0UT ISV JI07 15 SHT2 I tSYOUT V fSV dOl WSWT2 j 15V0UT yi K I5V r iaUwT2 T jicn is 18 5WT2 I i n 9 lb K 10 ii 1 1 If k _ji j B5ELIL B5CL 3L TD OUTPUT AZA4 0NU KL UNUJKL V uii n y I l5 C25 UNLVL f um VL I 1 18 11 MLIVMI UAO 6 MUEVLO lWO 3 KSINL uw ti nu 5 JI07 3 5HTE i tao TZOOJpF Fill r JIOI A SWT Z 1 R7 sesilHvw U3 tS ZOO R8 E62L V A U3S IA 200 JtOCOfP 41 TcsiT V AIS S AW 4 b 45V VC Z i D Q D ...

Page 293: ...SM Icfy ...

Page 294: ...S 2 ...

Page 295: ...Ul 4 s AlO CMOS RAM ill 7412 2 7 C2 5V 22 2 B7 A7 12 B6 A6 A5 12 PI A NVD7 l NVDS _27 NVD5 14nVD4 to 26 controller NV03 A2A7 NVD2 NVCM NVDO LAST USED NOT USED MPS404 y ni 32 J I 8W I95 Q2 2N3904 33 3 04 5D213 03 2N3904 CR2 IN4448 VCMOS UNUS eD SATES NC tl T NC U6 U6 74LS04 74LS04 NC l r o NC 74LS04 POWER DETECTION AND SWITCHING U4 X 74LSI25 6060A 1029 Figure 8 12 A2A8 Non Volatile Store Recall Mem...

Page 296: ...FLUK ...

Page 297: ...RI3 RS C22 U3 CRIO U6 SI TPn S5 OTHERWISE SPEDFlCa TANCESm OHMS TOW l W 5 ITANCOIN MICROFARADS ni ttW AC IKlPlfT s ns VAC HCIN AC IMPOT 15 250 VAC PRCfTECTOR INrreRNAAl TO TW A 8 C D t I 115 V I 230V t T tr I UNE VOCTftGE SELECTOR CARO POST OF FLI FAN 12 VDC 81 f SV UMPEOUUATeO OROUNO aovAc 2 P V 5 3 0VAC KEY PI I J Figure 8 13 8 30 ...

Page 298: ...ovj 0 AC I 3W 220 p S7V OOSENSe I I lai l 50V tOK ASAI C2l 1 2 2 20V T RZ I H 3 tS VK J3 l tlftVS4 2 t 1246 r Rcrn wr ECQ p RiE vw 1 7 l6V2 y 8 SPAKE 9 KEY ISV gyjf ii i5v gg 2 mv 1 1 I3 SPARE lf SPARE 15 SPARE J4 1 exaefl Z HSOPTL 3 FU I 94 FILE 5 r S SV N Us sv 97ttSV5YHA ui 96 lSV 99 6 40 9I0 6NO 2 911 KEY Q 911 HSVOWT g 913 157 OUT 914 4SV0UT 919 437V J5 91 EAREFL Sc 93 HSOPTL 94 SV 5o X 5 ONO...

Page 299: ...MADE IN SM ...

Page 300: ...I 8W JSOV 7 1r 244 1 l SW C3 Svi L CR2 IN 4002 CR3 IU4002 L r 6DV Rb j b S4K 111 1 8 W ai TIPI2D R4 i a 1 6 W CR4 fe2 V IN7SS Rl 4 7K 9 m m s im CR6 IN4448 6060A 1632 37V4 37V GND a 5V 5V HSOPTL a KEY NC EXREFL4 J f J3 fP3 23 4V C t 2 5V 3 KEY 4 NC I 54 2 o3 RFjr P4 Yl PRECISION CFTS Ill OSCILLATOR 10 000 MHZ t OUTPUT ENABLE NOTES unless otherwise si ifiedT I ALL RESISTOR VALUES ARE IN OHMS Z ALL ...

Page 301: ...3 mAOQzT jSy_ L iC5 b f too r Tsov Q I R I TIPIZO i a4K i 1 W8W CR4 2 fe2 V IM753 R7 4 7K J3 IP3 23 4V i r Z 5V 5 KEY 4 NC I R8 iOK S IMW CR6 IN444B UNUSED GATES AUTO SWITCHING CIRCUIT RFji 5V 0UTPUT2 PKOiSHONCKyS ldl OfeCtOATOK 10 000 MH2 OUTPUT ENABLE HS REFERENCE TO SYNTHESIZER NOTES unless otherwise specified I ALL RESISTOR VALUES ARE IN OHMS ALL GAfAOTOK VALUeS ARE IN MICKOFAKAD 6060A 1032 Fi...

Page 302: ......

Page 303: ...SCHEMATIC DIAGRAMS 4ic l5 Figure 8 15 A5A1 Medium Stability Reference PCA Option 132 8 32 ...

Page 304: ... S 15 HEMATIC DIAGRAMS 8 32 Figure 8 15 A5A1 Medium Stability Reference PCA Option 132 ...

Page 305: ...33 22lMll2lE2 5 10 e 7 z r o 1 M15245 6 5 4 3 22 22 22 22 A enable B 6ND 6 ieadrl lsb ASW0H ADDRESS SWlTtH SW2M ASWSH A5W4H ASWSH ASWfeH 20 II rr Lii ENABLE I 5 5 OLfTPUT Q CONTROL n J d J2d q II 0 q JId q 5 Md q1 6N0 ...

Page 306: ... USER T Rl OREQ TRI RESET D7 Ul T ET D6 05 04 05 02 B291A EER 553E ATN 01 00 6ND Bim biot OOT OlO0 7 34 w 51 Die vet B6 03 63 0 U5 ft D7 87 01 r M M I K 03 63 M M S TE 3 l 4 Ia 6 I WO 3 1 6NC 4n U 10 K LI Cl 5V r rai jWH sy 3 3IA3 s tr MO t4 Mhfi OS IS Dfe r 6 07 61 Di 9 6l 02 O 12 03 S 63 04 u kU 22 IK IWW 3 ASW7H I REP PE S LAST USED NOT USED ji ue PI 14 51 Rl LS Cll U2 U5 C5 ca NOTESl unless OT...

Page 307: ...FACE REF OE3 LAST USED NOT USED Ul US PI 14 SI Rt LS CM UZ U5 C5 CS NOTES unless ot rwise specified t ALL RESISTOR VALUES ARE IN OHMS ALL CAPACrraR VALUES ARE tN MICROFARADS 6060A 1033 Figure 8 16 A3A3A1 IEEE 488 Interface PCA Option 488 8 33 ...

Page 308: ......

Page 309: ...SM 2 5 SCHEMATIC DIAGRAMS Figure 8 17 A2A9 Low Rate FM PCA Option 651 8 34 ...

Page 310: ...OPEN 51 5 SI 6 OPEN CLOSED PI SI 1 i5i e 12 11 Irii 1r 3 Cdo 4 4 99K C7 4S19 ilOOpF y8Wji r lOpF 1 lOOV C4 lOOV r3 3 35V PI 2 NOTES UNLESS OTHERWISE SPECIFIED I ALL RESISTOR VALUES ARE IN OHMS Z ALL RESISTORS ARE U W S CK 3 ALL capacitor VALUES ARE IN kmcrofarads 4 SI 15 SHOWN SET IN UDW KATE FfcA POSITIONS 6060A 1051 Figure 8 17 A2A9 Low Rate FM PCA Option 651 8 34 ...

Page 311: ...9V Units conversion of Amplitude Step not allowed Amplitude step and current amplitude display not in same units UNCAL CODES Press the STATUS key to display codes Flashing codes denoted by indicate abnormal operation or aberrated output Non flashing codes indicate operation outside specified range 000 000 000 indicates no UNCAL conditions 001 002 004 020 000 000 000 000 000 000 000 000 000 000 000...

Page 312: ... Set resei SRQ 60 Not used 09 Display S W rev instr ID 70 71 72 Medium fast slow key rep rate 10 Display IEEE 488 address 80 Enable amplitude correction 11 Display self test results 81 Disable all level correction 12 13 Turn on off Display 82 Disable attenuator correction 14 Initialize Memory 83 86 Program alternate 24 dB atten 15 Latch test 90 91 Disable enable ampi fixed rnq 16 Display Option Lo...

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