Aeroflex 2030 Series Operating Manual Download Page 152

Page: 152 / 234

GPIB OPERATION

3-2-27

PULSE MODULATION

PULSE

[not used alone]

:ON

Turn Pulse modulation ON

:OFF

Turn Pulse modulation OFF and select Low Intermodulation

:CAL:ENABLE

Enable CW burst suppression mode

:DISABLE

Disable CW burst suppression mode

Data type :

None

Allowed suffices :

None

Default suffix :

None

Examples:

PULSE:ON

PULSE:OFF

PULSE:CAL:DISABLE

PULSE?

Prepares message containing information on Pulse Modulation
setting in the following format:

:PULSE:<status>

where: <status> is a program mnemonic indicating whether

the modulation is ON or OFF

Examples:

:PULSE:ON
:PULSE:OFF

PULSE:CAL?

Prepares message containing information on CW Burst
Suppression mode in the following format:

:PULSE:CAL:<status>

where: <status> is a program mnemonic indicating whether

CW burst suppression mode is ENABLED or
DISABLED

Example:

:PULSE:CAL:ENABLE

Summary of Contents for 2030 Series

Page 1: ...rating Manual Document part no 46892 293 Issue 8 17 May 2007 http www avionteq com IFR Aeroflex NAV 750C 2030 Series Avionics Option 6 aspx www avionteq com To buy sell rent or trade in this product p...

Page 2: ...ocument may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying or recorded by any information storage or retrieval system without permission in wr...

Page 3: ...ENERAL INFORMATION Chapter 2 INSTALLATION Chapter 3 1 OPERATION Chapter 3 2 GPIB OPERATION Chapter 4 1 BRIEF TECHNICAL DESCRIPTION Chapter 5 1 ACCEPTANCE TESTING App 5 1 A ACCEPTANCE TESTING SECOND MO...

Page 4: ...r is protected by the following patents GB 2030391 US 4323943 FR 80 26256 GB 2064892 US 4400630 GB 2158999 US 4672336 GB 2217542 US 5061909 EP 0322139 GB 2214012 US 4870384 GB 1601822 US 4194164 EP 01...

Page 5: ...table equipment and is for use in a pollution degree 2 environment The equipment is designed to operate from an installation category I and II supply Equipment should be protected from the ingress of...

Page 6: ...ires of the supply lead If only one of these fuses should rupture certain parts of the equipment could remain at supply potential For Option 100 single fuse version only Fuses Note that the internal s...

Page 7: ...ery or a Lithium battery contained within an IC is used in this equipment As Lithium is a toxic substance the battery should in no circumstances be crushed incinerated or disposed of in normal waste D...

Page 8: ...t has been designed and manufactured by Aeroflex to generate low power RF signals for testing radio communications apparatus If the equipment is not used in a manner specified by Aeroflex the protecti...

Page 9: ...bles et pour une utilisation dans un environnement de pollution de niveau 2 Cet quipement est con u pour fonctionner partir d une alimentation de cat gorie I et II Cet quipement doit tre prot g de l i...

Page 10: ...les Notez qu il y a deux fusibles l un pour la phase et l autre pour le neutre du c ble d alimentation Si un seul fusible est coup certaines parties de l appareil peuvent rester au potentiel d aliment...

Page 11: ...dans le traitement de d chets toxiques WARNING Lithium Une pile au Lithium ou un CI contenant une pile au Lithium est utilis dans cet quipement Le Lithium tant une substance toxique il ne faut en auc...

Page 12: ...appareils de radio communications La protection de l quipement peut tre alt r e s il n est pas utilis dans les conditions sp cifi es par Aeroflex Aeroflex n a aucun contr le sur l usage de l instrume...

Page 13: ...r Verwendung in einer Grad 2 verunreinigten Umgebung entwickelt und getestet Dieses Ger t ist f r Netzversorgung Klasse I und II zugelassen Das Ger t sollte vor dem Eindringen von Fl ssigkeiten sowie...

Page 14: ...zu beachten da es Sicherungen in beiden spannunsf hrenden und neutralen Zuleitungen gibt Wenn nur eine von diesen Sicherungen schmilzt so bleiben einige Ger teteile immer noch auf Spannungspotential E...

Page 15: ...G Lithium Eine Lithium Batterie oder eine Lithium Batterie innerhalb eines IC ist in diesem Ger t eingebaut Da Lithium ein giftiges Material ist sollte es als Sonderm ll entsorgt werden Diese Batterie...

Page 16: ...est von Kommunikationseinrichtungen zu erzeugen Sollte das Ger t nicht auf die von Aeroflex vorgesehene Art und Weise verwendet werden kann die Schutzfunktion des Ger tes beeintr chtigt werden Aerofle...

Page 17: ...trol and laboratory use per apparati di classe I trasportabili e per l uso in un ambiente inquinato di grado 2 L apparato stato progettato per essere alimentato da un alimentatore di categoria I e II...

Page 18: ...are che entrambi i capi del cavo d alimentazione sono provvisti di fusibili In caso di rottura di uno solo dei due fusibili alcune parti dello strumento potrebbero restare sotto tensione Opzione singo...

Page 19: ...to integrato contenente una batteria al litio Poich il litio una sostanza tossica la batteria non deve essere mai n rotta n incenerita n gettata tra i normali rifiuti Questo tipo di batteria non pu es...

Page 20: ...da Aeroflex le protezioni previste sullo strumento potrebbero risultare inefficaci Aeroflex non pu avere il controllo sull uso di questo strumento e non pu essere ritenuta responsabile per eventi ris...

Page 21: ...ando se traslada el equipo de entorno fr o a un entorno caliente es importante aguardar la estabilizaci n el equipo para evitar la condensaci n Solamente debe utilizarse el equipo bajo las condiciones...

Page 22: ...usible corresponden a los requeridos por el equipo Ver secci n de especificaciones del cap tulo 1 del Manual de Operaci n para comprobar los requisitos de alimentaci n WARNING Aviso de toxicidad Algun...

Page 23: ...r evaluar la carga el entorno de trabajo y la propia capacidad de acuerdo con la Directiva Europea 90 269 EEC y el Reglamento Nacional Asociado WARNING Tener en cuenta con el equipo inclinado Si utili...

Page 24: ...ulation 1 3 Avionics modes 1 3 ILS mode 1 3 Marker beacon mode 1 3 VOR mode 1 4 ADF mode 1 4 SEL CAL mode 1 4 Incrementing 1 4 Sweep 1 4 Non volatile memory 1 4 Programming 1 4 Software protection 1 5...

Page 25: ...l Within the display the soft key functions are indicated by labels which appear alongside the keys situated at either side of the display panel Display The display is a dot matrix liquid crystal pane...

Page 26: ...uency range of 0 1 Hz to 500 kHz with a resolution of 0 1 Hz Two independent BNC inputs on the front panel allow external modulation signals to be mixed with the internal signal s Therefore a maximum...

Page 27: ...or the GPIB If no step size is entered for a parameter the steps are preset to 1 kHz for carrier frequency 1 kHz for modulation oscillator and LF frequency 1 kHz for FM deviation 1 for AM depth and 1...

Page 28: ...as a recommended two year calibration interval and is calibrated entirely by electronically controlled adjustment There are no internal mechanically adjustable components to affect the calibration The...

Page 29: ...ary control Units may be V mV V EMF or PD dB relative to 1 V 1 mV EMF or PD dBm Conversion between dB and voltage units may be achieved by pressing the appropriate units key dB or V mV V Indication 4...

Page 30: ...frequency of 1 kHz and a carrier frequency of 500 MHz M on AM Typically less than 0 1 radian at a carrier frequency of 500 MHz for 30 AM depth for modulation rates up to 10 kHz MODULATION MODES Four...

Page 31: ...etition rate of 30 Hz in 0 1 Hz steps Tone frequencies maintain 3 1 and 5 1 relationships with the ILS rate Tone suppression Either tone can be suppressed Additional modulation Available for 0 DDM fro...

Page 32: ...nternal or external modulation source AM depth accuracy 3 of setting 0 5 for carrier frequencies up to 400 MHz Frequency The VOR repetition frequency of 30 Hz may be varied in 0 1 Hz steps The sub car...

Page 33: ...g facility Distortion Using external modulation without ALC Less than 3 at maximum deviation for modulation frequencies up to 20 kHz Less than 0 3 at 10 of maximum deviation for modulation frequencies...

Page 34: ...nal LF generator or external via front panel sockets AMPLITUDE MODULATION For carrier frequencies up to 1 GHz and for output levels less than 13 dBm with Option 003 Range 0 to 99 9 Selection By keyboa...

Page 35: ...dible signalling tones in accordance with EIA ZVEI DZVEI CCIR EURO1 EEA NATEL and DTMF standards Facilities are also available for creating and storing user defined tone systems Requires second modula...

Page 36: ...meter Number of steps Time per step Step time 1 ms to 10 s per step Sweep ramp Synchronized analogue ramp with an amplitude of nominally 0 V to 10 V peak on rear panel BNC connector Markers 5 user sel...

Page 37: ...003 for Class 1 portable equipment for use in a Pollution Degree 2 environment The instrument is designed to operate from an Installation Category 2 supply UL 1244 approved RATED RANGE OF USE Over whi...

Page 38: ...o BNC female 59999 163 Precision coaxial adapter N male to SMA female 54411 051 Impedance adapter 50 to 75 BNC connectors 54311 095 RF connector cable 1 m type N connectors 43129 189 GPIB lead assembl...

Page 39: ...GENERAL INFORMATION 1 16...

Page 40: ...rator NAV 750C is in conformity with the following EC directive s including all applicable amendments Reference No Title 2006 95 EC Low Voltage Directive 2004 108 EC EMC Directive and that the standar...

Page 41: ...URPOSE INTERFACE BUS GPIB 2 6 GPIB cable connection 2 6 GPIB connector contact assignments 2 7 IEEE to IEC conversion 2 7 Interface bus connection 2 8 RACK MOUNTING 2 8 ROUTINE MAINTENANCE 2 8 BATTERY...

Page 42: ...e internal temperatures and reduce the instrument reliability so its performance may not meet specification Class I power cords 3 core General When the equipment has to be plugged into a Class II ungr...

Page 43: ...ndard C 3b or side earth clips standard C 2b the latter is commonly called the German Schuko plug In common with other Schuko style plugs the plug is not polarized when fitted into a Schuko socket The...

Page 44: ...orm Dieses Netzkabel sollte nicht in D nemark verwendet werden da hier keine Erdeverbindung hergestellt wird Espa ol El cable de alimentaci n tipo Europeo Continental dispone de una clavija C4 normali...

Page 45: ...age If different replace with the same type and rating as marked adjacent to the supply connector fuse s integral to supply connector see Fuses section and Fig 2 1 for guidance 5 Switch on the instrum...

Page 46: ...as follows 100 V to 120 V TT1 6AL250V 1 6 amp double time lag 220 V to 240 V TT1AL250V 1 amp double time lag Fuses are cartridge type measuring 20 mm x 5 mm Barrel Fuse Holders Hinged Cover Window COV...

Page 47: ...8 REN Pair with 6 Pair with 7 Pair with 8 Pair with 9 Pair with 10 Pair with 11 Logic ground 12 1 24 13 Fig 2 2 GPIB connector contact assignments viewed from rear of instrument IEEE to IEC conversion...

Page 48: ...assumes no liability for failure of customer to comply with any of the safety precautions outlined in this manual The following electrical tests and inspection information is provided for guidance pur...

Page 49: ...ction and combined live and neutral supply connections with the equipment supply switch in the on position It is advisable to make the live neutral link on the appliance tester or its connector to avo...

Page 50: ...for approximately 30 seconds whilst the replacement is made 2 Using a coin or suitable tool unscrew the battery compartment cover at the rear of the instrument 3 Remove the battery noting its orientat...

Page 51: ...er glideslope frequency conversion 3 19 Tone suppression 3 19 Communication channel testing 3 20 Tone phase variability 3 21 Marker beacon mode 3 22 VOR mode 3 22 Sub carrier peak deviation 3 23 Ident...

Page 52: ...ing 3 55 Display blanking 3 55 Power up options 3 55 RF level units 3 56 LF level units 3 57 RF level utility 3 58 LOW FREQUENCY OPERATION 3 62 LF monitor 3 62 Modulation source monitoring 3 62 Modula...

Page 53: ...3 29 Fig 3 1 27 Internal source selection menu 3 32 Fig 3 1 28 LF phase control 3 33 Fig 3 1 29 External source selection menu 3 34 Fig 3 1 30 Continuous tone selection menu 3 36 Fig 3 1 31 Sequential...

Page 54: ...OPERATION 3 1 4 Fig 3 1 56 Memory recall menu 3 64 Fig 3 1 57 Memory stepping menu 3 66 Fig 3 1 58 Memory store menu 3 67 Fig 3 1 59 Frequency hopping menu 3 69...

Page 55: ...EL Parameters are selected by means of hard keys which have their function printed on them soft keys which do not have any notation a numerical key pad and a rotary control knob see Fig 3 1 1 The hard...

Page 56: ...ne the units of set parameters and terminate the numerical entry 14 CONTROL KNOB When enabled adjusts the value of the selected parameter 15 10 When knob disabled increments a selected parameter When...

Page 57: ...for standard frequencies at 1 5 or 10 MHz with a nominal 2 V pk pk level into 50 7 VOLTAGE SELECTOR Removable cover reveals barrel which can be rotated to select the required voltage range 8 FUSES AC...

Page 58: ...r so the 12 soft keys assume those functions necessary to drive the instrument from that menu Secondary menus are displayed by pressing a soft key while in a primary menu Some sub menus are nested e g...

Page 59: ...s recalled rather than using the default factory settings Before proceeding any further you should reset this selection see Power up options Switch off and on again Alternatively use the MEM key follo...

Page 60: ...hanges to AM Depth and this label is now highlighted AM disappears from the left hand side 5 Using the numerical key pad enter 30 AM depth by pressing 3 0 and kHz V Observe that the AM depth display c...

Page 61: ...ob 1 Press KNOB UP DN to enable the control knob 2 On the display brackets will appear above and below the selected parameter These brackets embrace the part of the value which the control knob can ch...

Page 62: ...ON and OFF retaining the 50 output impedance OUTPUT LEVEL The output level is selected at the Sig Gen menu by pressing RF Level and entering the required value on the numerical key pad The value can...

Page 63: ...ion oscillator has a frequency range of 0 1 Hz to 500 kHz with a resolution of 0 1 Hz MODULATION MODES Two independent inputs on the front panel EXT MOD 1 INPUT EXT MOD 2 INPUT allow external modulati...

Page 64: ...o waveforms Dual composite This mode is similar to the composite mode of operation but with the two modulating channels being the sum of two sources e g FM1 FM2 and AM1 AM2 Modulation mode selection I...

Page 65: ...e applicable will be shown For composite mode selection a menu similar to Fig 3 1 8 will be displayed Fig 3 1 8 Sig Gen menu with two modulation channels Composite mode Note Full information on the ra...

Page 66: ...priate soft key will result in the instrument entering the required Avionics mode of operation pressing Other Modes returns the display to the Modulation Mode Selection menu Fig 3 1 9 Avionics mode se...

Page 67: ...played on the Sig Gen menu in as a modulation index microamps or as the attenuation ratio between the 90 Hz and 150 Hz tones in dB according to the formula R dB 20 log10 DDM SDM DDM SDM A If the setti...

Page 68: ...e Presets ON OFF key and Fig 3 1 12 is produced Fig 3 1 12 DDM selection menu with presets Five DDM preset values can be selected for either localizer or glideslope frequencies The DDM value can still...

Page 69: ...quency will be reset to the nominal localizer glideslope frequency The default SDM is 40 for localizer and 80 for glideslope and pressing LOC GS Freq will automatically reset the SDM to the default va...

Page 70: ...equency can be modified using the Source Freq key Selecting DDM will return the instrument to normal ILS mode Communication channel testing is normally only required on localizer frequencies and conse...

Page 71: ...e used to adjust the phase relationship of the two tones Selecting the 90 150 Phase key produces the display shown in Fig 3 1 15 Fig 3 1 15 ILS variable phase sub menu Three phase relationships can be...

Page 72: ...Modulation source can be changed using the Select Source key Pressing the Avionics Modes key returns the display to the Avionics Mode Selection Menu Fig 3 1 16 Marker beacon mode selection menu VOR m...

Page 73: ...Press More again to return to the previous modulation index screen Fig 3 1 19 VOR mode operation with peak deviation selection screen 2 Normal VOR mode is returned by pressing the Index ON OFF KEY RF...

Page 74: ...e used to vary the VOR repetition rate from its normal setting of 30 Hz To vary the 30 Hz tone AM depth or the VOR bearing select the REF key to produce the display shown in Fig 3 1 20 The 30 Hz tone...

Page 75: ...lay shown in Fig 3 1 21 Fig 3 1 21 VOR made operation with Coupling enabled When coupling is enabled the 30 Hz AM depth is set to be equal to the 9960 Hz sub carrier AM depth setting as the sub carrie...

Page 76: ...generate a VOR signal having equal sub carrier and 30 Hz tone depths with a 0 bearing The AM depth displayed is the depth of each tone and can be changed using the VOR key An additional AM signal AM2...

Page 77: ...190 kHz and the modulation depth to 30 from a 1 kHz source This setting is used to simulate a long wave transmitter for direction finding purposes The instrument operation is very similar to non avion...

Page 78: ...sent Modulation ENABLED is replaced by the message SENDING TONES and the normal modulation tone is suppressed The SEL CAL code can be modified by pressing the SEL CAL Code key to produce a display sim...

Page 79: ...can also be selected from the Sequential CALling Tones Utility used for other CALling tone standards In this mode FM is also allowed Tone Sequence LOCAL Tone Gap Tone Duration Mode Control Send Tones...

Page 80: ...stem such that the instrument reverts to a carrier frequency generator Selecting amplitude modulation 1 At the Sig Gen menu press AM the AM Depth box is now highlighted 2 Enter the required modulation...

Page 81: ...anges the coupling from AC to DC and vice versa When the input is DC coupled small frequency offsets can be reduced by using the nulling facility Nulling can be effected by pressing DCFM Nulling The l...

Page 82: ...e SIGNALING Pressing Mod Src Phase displays the LF Source Phase Control menu see Fig 3 1 28 The LF source phase angle can be varied from 180 to 180 The pictograms at the end of each line show a symbol...

Page 83: ...by pressing Mod Src Phase and entering the required value Where two internal modulation frequencies are active the starting phase difference between the two signals can be set up and the phase angle...

Page 84: ...olic arbitrary waveform when an external source is selected This symbol also appears on the main menu A horizontal bar is shown when a source is not selected or is not available When the input is DC c...

Page 85: ...he top of the screen If the level is within the required range the arbitrary waveform symbol will appear alongside the modulation value Low intermodulation mode When carrying out intermodulation tests...

Page 86: ...election Menu with the current standard highlighted To select from further lists of 16 tones press CTCSS2 or USER The Tone Standard Selection Menu changes to show the new list Editing a tone standard...

Page 87: ...t Utilities Selection Menu 1 calls up the Sequential CALling Tones Utility menu see Fig 3 1 31 Fig 3 1 31 Sequential CALling tones utility menu Tone Sequence Pressing this key causes hexadecimal data...

Page 88: ...tones are triggered and restored after the tones have been sent Modulation on other channels is not affected by the CALling tones and this allows sequential signaling tones to be combined with sub au...

Page 89: ...affected by the CALling tones and this allows sequential signaling tones to be combined with sub audible tones NO mod This option effectively inhibits sequential tones The tone sequence can be sent be...

Page 90: ...normal Sequential Tones Utility menu The currently selected tone standard may be copied into the TEMP working space using the top left soft key shown CCIR to TEMP in Fig 3 1 35 and often this is a co...

Page 91: ...are made directly on the CALling Tones Utility Menu Fig 3 1 35 Edit sequential tones standard menu Tone Number Tone Freq Default Duration Tone Gap Next Tone Previous Tone LOCAL CCIR to TEMP Store to U...

Page 92: ...keyed in value Fig 3 1 36 Total shift menu Setting increment values 1 From the total shift menu select Set Steps The screen shows the currently set step sizes 2 Select Carrier Step enter the value on...

Page 93: ...a key press an external pulse or GPIB control Once started the sweep can be stopped at any time when the display will indicate the current parameter value The sweep can be used with oscilloscopes X Y...

Page 94: ...tered before putting the instrument in the sweep mode 3 Select the required sweep type by pressing the appropriate soft key e g Carrier Sweep The Sweep Type screen changes to confirm the selection 4 P...

Page 95: ...try Start value 1 Select the appropriate soft key to enter the start value e g Start Freq 2 Enter the required start value via the numerical key pad and the appropriate terminator key Stop value 1 Sel...

Page 96: ...d the MHz mV ms terminator key Markers A facility exists for producing markers controlled by the Sweep Markers Menu see Fig 3 1 40 Marker 1 Marker 2 Marker 3 Marker 4 Marker 5 LOCAL Marker ON OFF Enab...

Page 97: ...Fig 3 1 41 Sweep in progress Note When the sweep is in progress all the hard keys are disabled and Stop Sweep and Abort Sweep soft keys are active Stopping the sweep Press Stop Sweep The sweep stops a...

Page 98: ...d thus giving the user an indirect indication that no signal is being output from the instrument LOCAL Stop Sweep Reset Sweep Transfer Level Start Level Stop Sweep Status PAUSED AT 6 4 dBm Sweep Mode...

Page 99: ...t again returns to the primary menu This provides an operating short cut in that it allows a sub menu to be re accessed without first having to go again through the primary menu This scheme does not a...

Page 100: ...ates the backlighting whenever it is switched on Fig 3 1 45 Display adjust menu Hardware information To obtain a description of the instrument hardware press Hardware Status and the following informat...

Page 101: ...ess Mod n Mode to display the Modulation Mode Selection Menu choose the type of modulation required by pressing Single Dual Comp or Dual Comp see Modulation mode selection above Setting the GPIB addre...

Page 102: ...non volatile memory to ensure that the settings are recalled when power to the instrument is restored Selection menu 2 Press Utils Menu 2 from Utilities Selection Menu 1 The display now changes to sh...

Page 103: ...ded for use as a diagnostic aid by allowing data to be sent to latches within the instrument For further information consult the Service Manual Elapsed time The elapsed time facility displays the numb...

Page 104: ...1 is unlocked by entering the 4 digits on the key pad and pressing enter The menu will change and two soft keys Lock level 1 and Lock Keyboard will appear on the left hand side The default password is...

Page 105: ...rns to the main menu which indicates the locked status by displaying a key shaped icon in the top left hand corner of the display The keyboard can be re enabled by entering the 4 digit password for Le...

Page 106: ...n Fig 3 1 48 To change the default RF level units shown at switch on first unlock the instrument to Level 1 This causes an additional soft key to be displayed in the top left box see Fig 3 1 48 Select...

Page 107: ...ection Menu shown in Fig 3 1 49 To change the default LF level units shown at switch on first unlock the instrument to Level 1 This causes an additional soft key to be displayed in the top left box se...

Page 108: ...and a keyboard entry of the RF level is made the signal generator sets the level in the normal way However when the rotary control is enabled and used to adjust the RF level the normal attenuator cha...

Page 109: ...and accuracy will be affected With no AM selected the effect on RF accuracy in the HYST region will be relatively minor But the effect in the HYST region on RF level accuracy will be more significant...

Page 110: ...set by up to 2 dB This is done by selecting Offset Value and either keying in the value or making the adjustment with the control knob A separate offset can be set for the carrier frequency range 10 k...

Page 111: ...RF Level Limit and entering the value required Units may be V mV or dB The choice of volts EMF volts PD and the dB reference is made by using the RF Level Units utility see RF level units above The RF...

Page 112: ...F OUTPUT socket at a fixed level of 1 V Modulation drive monitoring Modulation drive monitoring is intended for the user to monitor complex modulating signals from both internal and external sources T...

Page 113: ...d entering the value via the numerical key pad and pressing enter To set step values press LF Step for the LF Step Menu Freq Step or Level Step can be selected and the values entered as before To disp...

Page 114: ...plus one increment and the LF Generator Monitor setting Inhibit ON OFF provides the option not to recall the carrier frequency setting The state of the option is indicated on the display There are 50...

Page 115: ...on last specified on the numerical key pad Stores can be incremented or decremented externally by means of the SWEEP TRIGGER socket see External trigger above Note The settings for the sequential CALl...

Page 116: ...enting and decrementing can also be done externally by means of the SWEEP TRIGGER socket see External trigger above Pressing Memory Return at any time returns to the start location When a limit is rea...

Page 117: ...orage of a complete instrument setting i e carrier frequency RF level modulations and their increments ON OFF and source information Also stored are all 6 modulation oscillator frequencies plus one in...

Page 118: ...ding on which mode is selected Carrier store The carrier frequency store has 100 locations numbered 0 to 99 for the storage of carrier frequency only This store can be used in conjunction with the ful...

Page 119: ...the screen as shown in Fig 3 1 59 to appear on the signal generator Fig 3 1 59 Frequency hopping menu To load in a sequence the following command is used HOPSEQ n0 n1 n2 n3 n4 where n0 n are numeric...

Page 120: ...aused SWEEP CONT continue hopping sequence SWEEP RESET reset sequence to start value When paused the carrier store number is displayed on the screen Note There are no markers available and the operati...

Page 121: ...gle sweep internal trigger continuous sweep internal trigger or external sweep external trigger by using the following commands SWEEP MODE SNGL SWEEP MODE CONT SWEEP MODE EXT For externally triggered...

Page 122: ...are displayed at the top of the screen and may also generate a Service Request if the relevant status registers are set Error display Front panel Errors are displayed as a single line of text at the t...

Page 123: ...AM 13 18 exe FM limited by Carrier 14 19 exe WBFM limited by Carrier 15 20 exe AM2 limited by AM1 21 exe FM2 limited by FM1 26 dde Real Time Clock Problem 22 exe PM2 limited by PM1 27 dde Calibration...

Page 124: ...l Step Too Big 60 exe Carrier Step Too Big 65 exe AM Step Too Big 66 exe FM Step Too Big 71 exe Sweep Stop Out of Range 67 exe PM Step Too Big 72 exe Sweep Steps Out of Range 68 exe Invalid Latch Numb...

Page 125: ...ta Too Long 124 exe Illegal Standard 129 exe Voltage Type Error 125 exe Illegal Save Destination 130 exe Sweep Not Possible 131 exe Unknown Cal Point 136 exe Unknown Freq Standard 132 exe Unknown RF B...

Page 126: ...E 3 2 21 MODULATION CONTROL 3 2 22 FREQUENCY MODULATION 3 2 23 PHASE MODULATION 3 2 24 AMPLITUDE MODULATION 3 2 25 WIDEBAND FM 3 2 26 PULSE MODULATION 3 2 27 MODULATION FREQUENCY 3 2 28 CTCSS TONES ED...

Page 127: ...s device functions to be controlled and operating parameters to be set In the talk mode device status information and parameter settings can be read from the instrument For full information on the IEE...

Page 128: ...DECIMAL NUMERIC PROGRAM DATA CHARACTER PROGRAM DATA SUFFIX PROGRAM DATA STRING PROGRAM DATA ARBITRARY BLOCK PROGRAM DATA DEVICE TALKING ELEMENTS The following is a list of the device talking elements...

Page 129: ...l be read by the controller Common commands and queries defined in IEEE 488 2 begin with a Upper and lower case characters are considered equivalent i e FM fm Fm fM are all interpreted by the NAV 750C...

Page 130: ...age terminated by EOM Also it should not start to send a new message until it has read the entire response terminated by EOM The query message may contain more than one query message unit but only one...

Page 131: ...Response Message Terminator EOM either IDN or OPT must be the last Query Message Unit in a Program Message RST Reset Command Sets the instrument functions to the factory default power up state The de...

Page 132: ...Standard Event Enable Register ESE Standard Event Status Enable Query Returns the value of the Standard Event Status Enable Register as nr1 CLS Clear Status Command Clears all the Status Event regist...

Page 133: ...of each is usually given In the list which follows the abbreviations char nrf and str have the following meanings char Character Program Data nrf Decimal Numeric Program Data str String Program Data...

Page 134: ...Mod source LF generator Frequency 1 kHz sine step 1 kHz Level 100 V Step 1 dB Status ON Sweep Type RF level Mode Single internal RF level sweep Start 144 dBm Stop 10 dBm Steps 100 Time 50 ms Markers 2...

Page 135: ...one of GHZ MHZ KHZ or HZ Default suffix HZ UP Go UP one step DN Go DOWN one step RET Return to original setting XFER Transfer current value to be the new setting Data type None Allowed suffices None D...

Page 136: ...Go UP one step DN Go DOWN one step RETN Return to original setting XFER Transfer current value to be the new setting ON Turn RF output ON OFF Turn RF output OFF Data type None Allowed suffices None D...

Page 137: ...2 INC nr2 status where unit is character program data defining the default RF level units DBM DBV DBMV DBUV V MV or UV type is character program data indicating EMF or PD and status is a program mnemo...

Page 138: ...TS command see above ENABLE Enable RF output level limit DISABLE Disable RF output level limit SAVE Save RF output level limit to memory Data type None Allowed suffices None Default suffix None RFLV L...

Page 139: ...elect ILS mode with DDM MODE SDM AM2 select ILS mode with AM2 MODE SDM select ILS variable phase mode VALID MODE COMBINATION TABLE ILS VOR SDM DDM VOR BEAR SDM AM2 VOR AM2 SDM Note Order is not import...

Page 140: ...OS or SIN_COS Allowed suffices None Default suffix None Example SDM PHASE SIN_COS SDM Prepares messages containing information on SDM in the following format SDM DEPTH nr2 INC nr2 Example SDM DEPTH 40...

Page 141: ...RESS not used alone TONE90 TONE150 NONE Suppress the 90 Hz tone Suppress the 150 Hz tone Remove tone suppression Data type None Allowed suffices None Default suffix None Examples SUPPRESS TONE150 SUPP...

Page 142: ...by using the appropriate standard commands Example for setting up and sending 400 Hz outer marker beacon Example CFRQ 75 MHZ RFLV VALUE 0 DBM ON AM1 DEPTH 95 PCT INTF1 ON INTF1 400 HZ MOD ON MODE AM...

Page 143: ...haracter Program Data any one of Hz_240 Hz_300 Hz_360 Hz_420 Hz_450 Hz_480 Hz_510 or Hz_540 Allowed suffices None Default suffix None Example VOR DEVN HZ_450 VOR or SUB Prepares messages containing in...

Page 144: ...lowed suffices None Default suffix None Examples BEARTO VALUE 90DEG INC 0 1 UP UP UP BEARFR VALUE 270DEG INC 0 1 DN DN DN BEAR Prepares messages containing information on VOR BEARING in the following...

Page 145: ...Z RFLV VALUE 10 DBM ON AM1 DEPTH 30 PCT INTF1 ON INTF1 1 KHZ MOD ON MODE AM Sel cal mode SEL CAL adds the following to the Sequential Calling Tones SEL CAL is an additional valid type The data string...

Page 146: ...AM1 AM2 PM1 PM2 PM1 PM1 PM2 AM1 WBFM AM1 AM2 WBFM WBFM PULSE FM1 PULSE FM1 FM2 PULSE PULSE PM1 PULSE PM1 PM2 PULSE WBFM Note At any time the 1 may be omitted for example FM is equivalent to FM1 Order...

Page 147: ...n globally ON OFF Turn modulation globally OFF Examples MOD ON MOD OFF MOD Prepares message containing information on Modulation Control in the following format MOD status where status is a program mn...

Page 148: ...Return to original setting XFER Transfer current value to be the new setting DCFMNL Perform DC FM WBFM null operation Data type None Allowed suffices None Default suffix None Examples FM DEVN 25KHZ I...

Page 149: ...N one step RETN Return to original setting XFER Transfer current value to be the new setting Data type None Allowed suffices None Default suffix None Examples PM DEVN 2 5RAD INTF4 ON PM1 DEVN 1 5RAD I...

Page 150: ...N Return to original setting XFER Transfer current value to be the new setting Data type None Allowed suffices None Default suffix None Examples AM DEPTH 30PCT INTF4 ON AM1 DEPTH 40PCT EXT1DC ON AM or...

Page 151: ...ne Allowed suffices None Default suffix None DCFMNL Perform DC FM WBFM null operation Examples WBFM DEVN 10MHZ ON AC WBFM DEVN 13MHZ ON DC DCFMNL WBFM Prepares message containing information on Wideba...

Page 152: ...LSE ON PULSE OFF PULSE CAL DISABLE PULSE Prepares message containing information on Pulse Modulation setting in the following format PULSE status where status is a program mnemonic indicating whether...

Page 153: ...uffices DEG Default suffix DEG CTC1 Select tone number 0 to 15 from Continuous Tone Group 1 CTC2 Select tone number 0 to 15 from Continuous Tone Group 2 USER Select tone number 0 to 15 from Continuous...

Page 154: ...suffix HZ LOAD Copy Standard to TEMP for editing Data type Character Program Data any one of CTC1 CTC2 or USER Allowed suffices None Default suffix None SAVE Save TEMP to USER after editing for non vo...

Page 155: ...a type Decimal Numeric Program Data Allowed suffices None Default suffix None STOP Stop sending sequence Data type None Allowed suffices None Default suffix None MODE not used alone STD Select Tones s...

Page 156: ...y TNUM Data type Decimal Numeric Program Data Allowed suffices Any one of GHZ MHZ KHZ or HZ Default suffix HZ TDUR Set Normal Tone Duration TGAP Set Inter element Gap Data type Decimal Numeric Program...

Page 157: ...ndard is a program mnemonic defining the tone standard and modchannel is character program data defining the modulation channel allocated to tone signalling Example SEQT MODE STD ZVEI MOD TOTAL_FM SEQ...

Page 158: ...represents Angular Modulation the suffix S indicates Source and D indicates Drive Allowed suffices None Default suffix None Examples LF MON FM ON LF MON ANGD LF GEN LF Prepares message containing inf...

Page 159: ...ault suffix HZ UP Go UP one step DN Go DOWN one step RETN Return to original setting XFER Transfer current value to be the new setting SIN Select sinusoidal waveform TRI Select triangle wave Data type...

Page 160: ...ting XFER Transfer current value to be the new setting Data type None Allowed suffices None Default suffix None UNITS Select default LF level units Data type Character Program Data DBM DBV DBMV V MV o...

Page 161: ...ency PART Recall Partial 0 49 PXCF Recall Partial 0 49 without carrier frequency CFRQ Recall Carrier Freq 0 99 SEQT Recall Sequential Tones Sequence 0 19 SWEEP Recall Sweep 0 19 Data type Decimal Nume...

Page 162: ...try where cmd is replaced by one of the commands START STOP STEP TIME MKRNUM MKRON MKROFF or VALUE LFGF not used alone cmd Select LF Generator Frequency sweep parameter entry where cmd is replaced by...

Page 163: ...s used for the parameter SWEEP Prepares message containing information on Sweep Mode Type and Marker status in the following format SWEEP MODE mode TYPE type status where mode is a program mnemonic re...

Page 164: ...TEP 2700 TIME 1 MKRNUM 1 MKRON VALUE 400 0 LFGL Prepares message containing information on LF Generator Level Sweep settings in the following format SWEEP LFGL START nr2 STOP nr2 STEP nr1 TIME nr1 MKR...

Page 165: ...E CONT TYPE INTF4 SWEEP Prepares message containing information on Sweep Mode Type and Marker status in the following format SWEEP MODE mode TYPE type status where mode is a program mnemonic represent...

Page 166: ...pping sequence Data type Decimal Numeric Program data can be multiple Allowed suffices None Default suffix None Examples HOPSEQ 56 72 0 4 99 72 HOPSEQ 255 0 4 17 23 64 72 HOPSEQ Returns a value 0 1024...

Page 167: ...FSTD Prepares message containing information on frequency standard selection in the format FSTD char Example FSTD EXT10 BLANK Blank or unblank various parts of the display The number sent after the co...

Page 168: ...ample 1990 04 01 OPER Prepares message containing information on total operating hours in the following format nr2 Example 1453 0 ELAPSED Prepares message containing information on elapsed operating h...

Page 169: ...ogram Data any one of SEQT FLSWP SSSWP MEMUP MEMDN or VOID Allowed suffices None Default suffix None Examples DEVTRG SEQT EXTTRG MEMUP KLOCK Disables keyboard entry except RPP Reset and Go to Local Da...

Page 170: ...ter may be set by SRE or read by SRE If the bitwise AND of the Status Byte and the Enable Register is non zero the Flag Master Summary Status mss is True Bit 6 of the Status byte value read by STB hol...

Page 171: ...Register cannot be written to The Transition Filter determines which transition of the Condition Register data bits will set the corresponding bit in the Event Register Either positive going negative...

Page 172: ...e CLS common command Once cleared an Event Register bit will only be set again if the appropriate change in the Condition bit occurs The Event Enable Register may be both written to and read from It i...

Page 173: ...st control not implemented in this product opc operation complete set in response to the OPC command for synchronisation esb standard event register summary bit ESR ESE ESE Register Read Write Command...

Page 174: ...l mod 1 alc loop signal too low d12 not used d5 external mod 1 alc loop signal too high d13 not used d6 external mod 2 alc loop signal too low d14 rf level uncalibrated d7 external mod 2 alc loop sign...

Page 175: ...restricted by requested am1 depth d4 fm2 deviation restricted by requested fm1 deviation d5 pm2 deviation restricted by requested pm1 deviation d6 number of sweep steps restricted by other parameters...

Page 176: ...selfcal completed d3 dc fm null in progress dc fm null completed d4 not used not used d5 not used not used d6 not used not used d7 not used not used ssb instrument event register summary bit SCR SSR S...

Page 177: ...ce a nr1 response message in the Output Queue representing the Error at the head of the queue if the queue is empty then this message will be 0 C0075 d d d d d d d d 3 7 5 1 2 6 4 0 Status Byte Regist...

Page 178: ...he standard event register summary bit mav is message available indicating that the output queue is non empty hsb is hardware status summary bit csb is coupling status summary bit ssb is instrument st...

Page 179: ...us summary bit csb is coupling status summary bit ssb is instrument status summary bit rqs esb and mav are defined in IEEE 488 2 rqs request for service will produce an SRQ at the controller It is set...

Page 180: ...ondition Register CSE nrf Writes to Coupling Status Enable Register CSE Reads from Coupling Status Enable Register CSR Reads from Coupling Status Register HCR Reads from Hardware Condition Register HS...

Page 181: ...ing a fractional N synthesizer system Additional frequency coverage is achieved by means of frequency division or multiplication Low frequencies are generated by a beat frequency oscillator BFO system...

Page 182: ...BRIEF TECHNICAL DESCRIPTION 4 1 2 Fig 4 1 1 Block schematic diagram...

Page 183: ...ale shape 5 1 19 EXTERNAL FM 5 1 20 CARRIER FREQUENCY OFFSET 5 1 22 INTERNAL PHASE MODULATION 5 1 23 Internal phase modulation flatness 5 1 23 SPECTRAL PURITY 5 1 25 Residual FM 5 1 25 Carrier harmoni...

Page 184: ...est set up 5 1 10 Fig 5 1 6 Level accuracy test set up 5 1 11 Fig 5 1 7 External modulation test set up 5 1 13 Fig 5 1 8 Modulation ALC distortion test set up 5 1 14 Fig 5 1 9 Internal AM depth and di...

Page 185: ...er 0 1 dB from 10 kHz to 1 35 GHz Aeroflex 6960A and 6912 sensor Measuring receiver 0 dBm to 127 dBm 2 5 to 1300 MHz HP8902A and 11722A sensor and 11793A down converter Signal generator 8 dBm from 32...

Page 186: ...1 dB from 30 kHz to 2 7 GHz Aeroflex 6960A and 6910 or 6912 sensor Measuring receiver 0 dBm to 127 dBm 2 5 MHz to 1300 MHz HP 8902A and 11722A sensor and 11793A down converter Signal generator 8 dBm...

Page 187: ...Connect the test equipment as shown in Fig 5 1 1 2 Set the UUT to RF Level 0 dBm Carrier Freq 2 5 MHz 3 Increment the RF output of the UUT in 1 dB steps up to 12 dBm and in 0 1 dBm steps up to 13 dBm...

Page 188: ...UT to RF Level 6 1 dBm and measure the RF level 5 Decrement the output of the UUT in 6 dB steps down to an RF level of 120 1 dBm measuring the RF level at each step Check that the measured level is wi...

Page 189: ...pad individually as follows UTIL Utils Menu 2 Latch Data 95 enter Decimal Binary The binary latch data will now appear in the bottom right hand side of the display 5 By using the Toggle Bit and the Cu...

Page 190: ...to Table 5 1 4 check that the carrier frequencies can be selected correctly and are within specification It will be necessary to disconnect the 50 ohm load and reconnect the UUT RF OUTPUT to the B in...

Page 191: ...apable of measuring down to 0 03 THD from 100 Hz to 20 kHz Rohde Schwarz UPA 3 TEST PROCEDURES Modulation oscillator frequencies Fig 5 1 4 Modulation oscillator frequencies test set up 1 Connect the t...

Page 192: ...quipment as shown in Fig 5 1 5 2 Set the UUT to Source Freq F4 100 Hz 3 Check that the distortion measured on the audio analyzer at the frequencies indicated in Table 5 1 6 is less than 0 1 TABLE 5 1...

Page 193: ...est set up 1 Connect the test equipment as shown in Fig 5 1 6 2 Set the UUT to give an LF output of 5 V at 1 kHz as follows LF LF Gen LF Freq 1 kHz LF Level 5 V 3 The level measured on the digital mul...

Page 194: ...B relative function 4 Set the modulation oscillator to the frequencies given in Table 5 1 8 measuring the difference from the reference in 3 above which should be less than 1 dB TABLE 5 1 8 FREQUENCY...

Page 195: ...on flatness Fig 5 1 7 External modulation test set up Mod input 1 1 Connect the test equipment as shown in Fig 5 1 7 2 Set the function generator to 1 V RMS sine wave output at a frequency of 1 kHz 3...

Page 196: ...1 kHz ref 100 kHz 300 kHz Modulation ALC distortion C0222 INPUT UUT Audio Analyzer LF OUTPUT EXT MOD 1 INPUT OUTPUT Fig 5 1 8 Modulation ALC distortion test set up 1 Connect the test equipment as sho...

Page 197: ...5 Accuracy Better than 1 1 distortion option TEST PROCEDURES Fig 5 1 9 Internal AM depth and distortion test set up 1 Connect the test equipment as shown in Fig 5 1 9 2 Set the UUT to RF Level 0 dBm C...

Page 198: ...5 1 11 Check that the measured depths are within specification TABLE 5 1 11 AM DEPTHS AM depth 1 10 31 34 37 39 1 39 4 39 7 40 70 2 20 32 35 38 39 2 39 5 39 8 50 80 5 30 33 36 39 39 3 39 6 39 9 60 85...

Page 199: ...up 1 Connect the test equipment as shown in Fig 5 1 10 2 Set the UUT to RF Level 7 dBm Carrier Freq 400 MHz AM 80 Then select EXT MOD 1 INPUT DC coupled as follows Select Source Select External Ext1 D...

Page 200: ...e the FM deviation on the modulation meter 3 Set up a carrier frequency step on the UUT of 1 MHz as follows Set Steps Carrier Step 1 MHz SIG GEN 4 Set up an FM deviation of 500 kHz and increment the c...

Page 201: ...the UUT to Carrier Freq 31 64 MHz RF Level 0 dBm FM Devn 224 kHz 2 Referring to Table 5 1 14 measure the FM on the modulation meter at the deviations indicated TABLE 5 1 14 FM SCALE SHAPE DEVIATIONS D...

Page 202: ...the UUT to Carrier Freq 35 468 750 1 Hz RF Level 0 dBm FM Devn 40 kHz UTIL Mod n Mode Comp SIG GEN Select Source Select External Ext1 AC Coupling SIG GEN FM2 Select Source Ext2 AC Coupling SIG GEN 40...

Page 203: ...ord the frequency indicated on the counter F2 11 Calculate the FM deviation using the following formula F1 F2 2 Measured dev FM1 12 It will now be necessary to reconnect the test equipment as shown in...

Page 204: ...ing SIG GEN 4 Measure and record the carrier frequency on the counter 5 Set the UUT to DC coupled EXT MOD 1 INPUT as follows Select Source Ext1 DC Coupling DCFM Nulling SIG GEN 6 Measure the change in...

Page 205: ...se modulation flatness 1 Connect the test equipment as shown in Fig 5 1 9 2 Set the UUT to Carrier Freq 21 093 750 1 Hz RF Level 0 dBm M 10 rad Select Source F4 1 kHz 3 Set the modulation meter to mea...

Page 206: ...Figure recorded in 6 Figure recorded in 4 The change in response should be less than 1 dB with respect to 1 kHz 8 Reset the modulation frequency on the UUT to 1 kHz 9 Using the modulation meter set t...

Page 207: ...0 3 to 3 4 kHz unweighted bandwidth at a 470 MHz carrier TEST EQUIPMENT Description Minimum specification Example Modulation meter Capable of measuring Residual FM less than 7 Hz Aeroflex 2305 Measuri...

Page 208: ...Set the UUT to the frequencies indicated in Table 5 1 17 and repeat 3 above TABLE 5 1 17 CARRIER HARMONIC FREQUENCIES Carrier frequencies Hz 10 000 0 42 187 500 1 100 000 0 84 375 000 3 10 000 000 0...

Page 209: ...frequency TEST EQUIPMENT Description Minimum specification Example Phase noise measuring device Capable of measuring phase noise of 116 dBc Aeroflex L262 Signal generator SSB phase noise at least 116...

Page 210: ...cilloscope 100 MHz bandwidth Tektronix 2235 Aeroflex uses a method of Direct Digital Synthesis DDS to generate the ILS waveforms One DDS generated waveform contains both the 90 Hz tone and the 150 Hz...

Page 211: ...re shown in Figs 5 1 16 and 5 1 17 These traces are for the 90 Hz and the 150 Hz tones having equal amplitudes i e 0 DDM Fig 5 1 16 Oscilloscope trace for a 0 DDM waveform 4 On the UUT reduce the SDM...

Page 212: ...d should increase and the 150 Hz sideband should decrease For a signal with a DDM of 40 the 150 Hz sideband will be suppressed as shown in Figs 5 1 18 the trace is 2 ms div and 5 1 19 Fig 5 1 18 Oscil...

Page 213: ...pe trace for a 150 Hz dominant waveform 6 On the UUT select the 150 Hz tone to be dominant The 90 Hz sideband should be suppressed and the 150 Hz sideband should be present as shown in Figs 5 1 20 the...

Page 214: ...cy is equal to the accuracy of the ILS waveform generated by the instrument TEST EQUIPMENT Description Minimum specification Recommended Modulation meter 50 kHz to 1 GHz Aeroflex 2305 AM accuracy 0 5...

Page 215: ...r the AM ILS signal without admitting an excessive amount of noise In the left hand window a 1 selects the filter and a 0 deselects it 3 With AM channels 1 and 2 turned off allow the modulation meter...

Page 216: ...nt as follows Unit under test ILS mode Carrier freq 108 1 MHz LF output Monitor AM drive SDM 40 DDM 0 Dominant tone 90 Hz Spectrum analyzer Span div 20 Hz Frequency 0 to 200 Hz Ref level 20 dBm Resolu...

Page 217: ...ACCEPTANCE TESTING 5 1 35 Fig 5 1 23 Equipment configuration for DDM waveform accuracy...

Page 218: ...tion meter Freq tune 108 MHz Function AM Second function 28 On 3 With SUB and REF set to 0 measure the residual AM noise Note the reading Residual AM noise depth ____________ 4 On the UUT select a SUB...

Page 219: ...23 2 Set up the test equipment as follows Unit under test VOR mode SUB depth 30 REF depth 30 Spectrum analyzer Span div 200 Hz Ref freq 9 96 kHz Ref level 10 dBm Bandwidth 30 Hz 3 Check that a displa...

Page 220: ...s follows Unit under test UTIL Mod n Mode Composite SIG GEN LF output Modulation monitor Modulation drive AM1 30 ON AM2 30 ON INT F1 30 Hz INT F2 30 Hz Set AM1 source to INT F1 Set AM2 source to INT F...

Page 221: ...te of the next calibration check can be entered from the calibration utilities menu by pressing the Set Next Cal Date key On reaching the calibration date the instrument will display an error message...

Page 222: ...Modulation oscillator frequencies 5 1 A 3 Table 5 1 A 2 Distortion frequencies 5 1 A 3 Table 5 1 A 3 LF output levels 5 1 A 4 Table 5 1 A 4 Test frequencies 5 1 A 5 Table 5 1 A 5 AM depths 5 1 A 6 Ta...

Page 223: ...0 Hz to 500 kHz Aeroflex 2440 Audio analyzer Capable of measuring down to 0 03 THD from 100 Hz to 20 kHz Rhode Schwarz UPA 3 TEST PROCEDURES Modulation oscillator frequencies C0218 LF OUTPUT UUT 2440...

Page 224: ...500 000 00 Modulation oscillator distortion C0219 LF OUTPUT UUT Audio Analyzer INPUT Fig 5 1 A 2 Modulation oscillator distortion test set up 1 Connect the test equipment as shown in Fig 5 1 A 2 2 Se...

Page 225: ...imeter INPUT Fig 5 1 A 3 Level accuracy test set up 1 Connect the test equipment as shown in Fig 5 1 A 3 2 Set the UUT to give an LF output of 5 V at 1 kHz by entering the following LF LF Gen LF Freq...

Page 226: ...acy above 3 Reference this level on the audio analyzer using the dB relative function 4 Set the modulation oscillator to the frequencies given in Table 5 1 A 4 measuring the difference from the refere...

Page 227: ...shape test set up 1 Connect the test equipment as shown in Fig 5 1 A 5 2 Set the UUT to RF level 0 dBm Carrier freq 100 MHz then enter the following UTIL Mod n mode Comp SIG GEN AM 1 3 Measure the AM...

Page 228: ...nt connected as in Fig 5 1 A 5 set the UUT to Carrier freq 31 64 MHz RF level 0 dBm then enter the following UTIL Mod n Mode Comp SIG GEN FM2 Select Source Select Internal Internal F4 SIG GEN FM1 2 Th...

Page 229: ...esis 3 59 External AM 5 17 External FM 5 20 External modulation 5 13 External source selection 3 34 External trigger 3 51 F Factory default settings 3 65 3 8 Fire hazards v First time use 3 9 Frequenc...

Page 230: ...VOR 3 18 VOR 3 18 VORF 3 19 VORF 3 20 WAI 3 6 WBFM 3 26 WBFM 3 26 GPIB operation 3 1 H Hardware information 3 50 Hazard symbols iv I IEEE 488 2 3 2 IEEE to IEC conversion 2 7 Incrementing 3 42 Interfa...

Page 231: ...3 5 Reverse power protection 3 13 RF level units 3 57 RF level utility 3 59 RF output 5 4 S Safety testing routine 2 8 Second modulation oscillator Appendix A A 1 Sequential calling tones 3 37 Softwar...

Page 232: ...ght or licence other than that stipulated herein 4 4 The Licensee may make not more than two copies of the Licensed Software but not the Authoring and Language Manuals in machine readable form for ope...

Page 233: ...Aeroflex as the intended country of use of the Licensed Software at the commencement of this Agreement 8 3 Aeroflex shall not be liable to the Licensee for any loss of use or for loss of profits or of...

Page 234: ...45 9614 0045 Fax 45 9614 0047 SPAIN Tel 34 91 640 11 34 Fax 34 91 640 06 40 UK Burnham Tel 44 0 1628 604455 Fax 44 0 1628 662017 UK Stevenage Tel 44 0 1438 742200 Fax 44 0 1438 727601 Freephone 0800 2...

Search results

Summary of Contents for 2030 Series

Reviews:

Related manuals for 2030 Series

Brands by name

Popular brands

Aeroflex 2030 Series, Operating Manual

Search results

Summary of Contents for 2030 Series

Reviews:

Related manuals for 2030 Series

Brands by name

Popular brands