VXI 3002 - Manuals

iv PREFACE Patent protection The 3002 VXI Signal Generator is protected by the following patents: EP 0322139 GB 2214012 US 4870384 EP 0125790 GB 2140232 US 4609881

v Precautions These terms have specific meanings in this manual: WARNING information to prevent personal injury. information to prevent damage to the equipment. important general information. Symbols The meaning of hazard symbols appearing on the equipment and in the documentation is as follows: Sym...

vii Installation Never insert or remove the instrument when the mainframe is already powered up. Always switch the mainframe off first and then on again afterwards, then run the resource manager again for normal operation. Suitability for use This equipment has been designed and manufactured by Aero...

viii Précautions Les termes suivants ont, dans ce manuel, des significations particulières: WARNING contient des informations pour éviter toute blessure au personnel. contient des informations pour éviter les dommages aux équipements. contient d'importantes informations d'ordre général. Symboles sig...

ix Faites effectuer toute réparation par du personnel qualifié. Contacter un des Centres de Maintenance Internationaux dans la liste jointe à la fin du manuel. WARNING Risque lié au feu L'accès aux fusibles d'alimentation se fait après démontage d'un couvercle de protection extérieur. Cette manipula...

xi Vorsichtsmaßnahmen Diese Hinweise haben eine bestimmte Bedeutung in diesem Handbuch: WARNING dienen zur Vermeidung von Verletzungsrisiken. dienen dem Schutz der Geräte. enthalten wichtige Informationen. Gefahrensymbole Die Bedeutung der Gefahrensymbole auf den Geräten und in der Dokumentation ist...

xii Lassen Sie alle Reparaturen durch qualifiziertes Personal durchführen. Eine Liste der Servicestellen finden Sie auf der Rückseite des Handbuches. WARNING Brandgefahr Der Zugriff auf die Netzsicherungen geschieht durch die Entfernung einer Abdeckung. Die Entfernung der Abdeckungen sollte nur von ...

xiii Precauzioni Questi termini vengono utilizzati in questo manuale con significati specifici: WARNING riportano informazioni atte ad evitare possibili pericoli alla persona. riportano informazioni per evitare possibili pericoli all'apparecchiatura. riportano importanti informazioni di carattere ge...

xiv Tutte gli interventi sono di competenza del personale qualificato. Vedi elenco internazionale dei Centri di Assistenza in fondo al manuale. WARNING Pericolo d'incendio L'accesso ai fusibili dell'alimentazione avviene attraverso la rimozione di un coperchio esterno. La rimozione dei coperchi dovr...

xv Caratteristiche d’uso Questo strumento è stato progettato e prodotto da Aeroflex generare segnali RF in bassa potenza per provare apparati di radio comunicazione. Se lo strumento non è utilizzato nel modo specificato da Aeroflex, le protezioni previste sullo strumento potrebbero risultare ineffic...

xvi Precauciones Estos términos tienen significados específicos en este manual: WARNING contienen información referente a prevención de daños personales. contienen información referente a prevención de daños en equipos. contienen información general importante. Símbolos de peligro El significado de ...

xvii No retire las cubiertas del chasis del instrumento, ya que pudiera resultar dañado personalmente. No existen partes que puedan ser reparadas en su interior. Deje todas las tareas relativas a reparación a un servicio técnico cualificado. Vea la lista de Centros de Servicios Internacionales en la...

xviii Idoneidad de uso Este equipo ha sido diseñado y fabricado por Aeroflex para generar señales de VHF y UHF de bajo nivel de potencia para prueba de equipos de radiocomunicaciones. Si el equipo fuese utilizado de forma diferente a la especificada por Aeroflex, la protección ofrecida por el equipo...

1-1 Chapter 1 GENERAL INFORMATION Contents Introduction ................................................................................................................................. 1-1 Main features ...................................................................................................

GENERAL INFORMATION 1-2 the internal signal(s). These sources can be combined to give a number of modulation modes. The pulse modulation can be used in combination with the other forms of modulation. The frequency modulation range provides a 1 dB bandwidth of typically 100 kHz and provides FM deviat...

1-3 GENERAL INFORMATION Performance data GENERAL DESCRIPTION The 3002 is a synthesized VXI signal generator covering the frequency range 9 kHz to 2.4 GHz. The RF output can be amplitude, frequency, phase or pulse modulated. An internal programmable AF source is capable of generating simultaneous two...

GENERAL INFORMATION 1-6 ELECTROMAGNETIC COMPATIBILITY Conforms with the protection requirements of the EEC Council Directive 89/336/EEC. Conforms with the limits specified in the following standards: IEC/EN61326-1 : 1997, RF Emission Class B, Immunity Table 1, Performance Criterion B SAFETY Conforms...

1-7 GENERAL INFORMATION EC Declaration of Conformity Certificate Ref. No.: DC230 (Date) (Signature) Aeroflex International Ltd. The undersigned, representing: Manufacturer: Address: Longacres House, Six Hills Way,Stevenage, Hertfordshire, UK SG1 2AN Herewith declares that the product: Equipment Desc...

2-1 Chapter 2 INSTALLATION AND POWER-UP Contents Initial visual inspection ................................................................................................................ 2-1 Setting logical address .......................................................................................

INSTALLATION AND POWER-UP 2-2 Installing in VXI mainframe This instrument will take up two slots of a C-sized VXI mainframe. Before installation ensure that the mainframe power is off. To install the instrument first set the logical address (see ‘Setting logical address’ above), if required, then sl...

INSTALLATION AND POWER-UP 2-3 INSTALLATION Cleaning Before commencing any cleaning, switch off the instrument and disconnect the mainframe from the supply. The exterior surface of the case may be cleaned using a soft cloth moistened in water. Do not use aerosol or liquid solvent cleaners. Putting in...

INSTALLATION AND POWER-UP 2-4 1 RF OUT 50 Ω SMA-type socket. Protected against the application of reverse power of up to 50 W. 2 SYSTEM FAIL This red LED lights to indicate that the signal generator has failed, or is in the process of executing its self-test. It indicates the condition of the VXI-bu...

3-1 Chapter 3 PROGRAMMING Introduction An IEEE 488.2 program interface is provided. Ease of use is ensured by careful selection of mnemonics. For example, if carrier frequency and RF level are to be set to 2.54 MHz and -27.3 dBm respectively, the VXI instruction message is: CFRQ:VALUE 2.54 MHZ<EO...

3-2 Programming Program messages A message consists of one or more message units. Message units are separated by a semi-colon (;). The whole message is ended by the Program Message Terminator (or End Of Message) defined as one of the following: (1) <newline> (ASCII 10 - often known as 'line fe...

3-3 Program data Data can take many forms, as follows: Decimal Numeric Data is a flexible numeric format which encompasses integer, fixed point and floating point (mantissa and exponent) representations. Data is rounded to a resolution appropriate to the function. Decimal data can, in most cases, be...

3-4 *RST Reset Command. Sets the instrument functions to the factory default power up state. *TST? Self Test Query. Returns a '0' when the VXI interface and processor are operating. *OPC Operation Complete Command. Sets the Operation Complete bit in the Standard Event Status Register when execution ...

3-5 Default settings The instrument is reset to the factory default settings in the following cases: (1) At power-up. (2) Following execution of the RCL 999 command. (3) Following execution of the *RST command. The default settings are shown in Table 3-1 . Table 3-1 Instrument default settings Carri...

3-6 Carrier frequency These commands enable you to set the carrier frequency in the range 9 kHz to 2.4 GHz to a resolution of 1 Hz. You can adjust the frequency in steps by setting the size of the step and then stepping the frequency up or down. After having adjusted the frequency you can either ret...

3-7 RF level These commands enable you to set the RF level in the range -137 to +25 dBm to a resolution of 0.1 dB. You can adjust the level in steps by setting the size of the step and then stepping the level up or down. And after having adjusted the level you can either return to the reference leve...

3-9 Output control These commands allow you to download and store settings without the output changing. OUTPUT [not used alone] :DISABLE Allows user to download and store settings in the normal way without the output of the instrument changing until the OUTPUT:ENABLE command is received. :ENABLE Ena...

3-10 Modulation mode These commands allow you to select the modulation mode between amplitude, frequency and phase modulation as well as binary (2-level) and quadrature (4-level) frequency shift keying. Binary FSK results from a logic level digital signal applied to the TRIGGER INPUT socket. Quadrat...

3-11 Modulation control These commands allow you to switch ALL modulation ON or OFF. MOD [not used alone] :ON Turn modulation 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:<st...

3-14 Phase modulation These commands enable you to select phase modulation either as a single modulation or as the sum of two signals, to set the deviation rate in radians, and to switch the modulation on and off. You can set the modulation oscillator frequency and select between sine, triangle and ...

3-16 Amplitude modulation These commands enable you to select amplitude modulation either as a single modulation or as the sum of two signals, to set the AM depth as a percentage, and to switch the modulation on and off. You can set the modulation oscillator frequency and select between sine, triang...

3-18 Pulse modulation You can use these commands to switch the pulse modulation on and off when it is part of the modulation mode. When ON is selected the carrier is modulated by the logic level applied to the PULSE INPUT socket. Pulse ON Logic level between 3.5 and 5 V Pulse OFF Logic level between...

3-19 Memory stores Carrier store The non-volatile carrier frequency store has 100 locations numbered 0 to 99 for the storage of carrier frequency only. This store can be used to apply a set of test conditions to a range of frequencies. For example, if you wish to use the same modulation at a variety...

3-20 Memory-recall There are three types of recall: carrier, full and RAM. Both carrier and full stores are non-volatile. The contents of the RAM store are lost when the instrument is switched off. Carrier recall The non-volatile carrier frequency store has 100 locations numbered 0 to 99 for carrier...

3-23 Sweep operation These commands allow you to configure the instrument as a swept carrier signal generator where you define the start and stop frequencies, the step size and time per step. (Note that these commands also appear under 'Carrier frequency'.) To make these commands operational they mu...

3-24 Sweep mode To make these commands operational they must first be enabled by the CFRQ:MODE SWEPT command. These commands enable you to select the sweep mode between single shot and continuous sweep and between linear and logarithmic sweep. You can also select the triggering mode from the followi...

3-25 Sweep control To make these commands operational they must first be enabled by the CFRQ:MODE SWEPT command. These commands enable you to start the sweep in the selected increments from the chosen reference frequency, pause the sweep, step the sweep up or down from the paused position, and conti...

3-26 Trigger source These commands enable you to disable the trigger, select the trigger source from one of the eight VXI backplane triggers or to select an external trigger. For external triggering, connect a TTL trigger signal to the TRIGGER INPUT connector. Ensure however, that this socket is not...

3-27 Miscellaneous commands Attenuator hold The ATTEN:LOCK command allows you to reduce the RF level by at least another 10 dB without the step attenuator operating. ATTEN [not used alone] :LOCK Lock the Attenuators :UNLOCK Unlock the Attenuators Data type : None Allowed suffices : None Default suff...

STATUS BYTE 3-28 Power-up options These commands allow you to select between powering up with the factory settings (given in Table 3-1) or with the settings of your choice stored in one of the full memory locations (range 100 to 199) or carrier frequency memory locations (range 0 to 99). POWUP [not ...

STATUS BYTE 3-29 Operating hours These commands enable you to find out either the total operating hours or the elapsed operating hours since the last reset, as well as to reset the elapsed time to zero. ELAPSED :RESET Reset elapsed operating hours to zero Data type : None Allowed suffices : None Def...

3-30 Status byte The Status Byte provides information about events and conditions within the instrument. It may be read by a conventional Serial Poll or its value obtained as a response to the *STB? query. Bits 0 to 5 and bit 7 are each single bit Summary Messages which may be of two types (or not u...

STATUS BYTE 3-31 Status data structure - register model Below is a generalized model of the Register Set which funnels the monitored data into a single summary bit to set the appropriate bit in the Status Byte. EventEnableRegister Summary Message & & & & & TransitionFilter # Cond...

STATUS BYTE 3-32 Standard event registers This register is defined by IEEE 488.2 and each bit has the meaning shown below:- *ESR? *ESE*ESE? Register Read/Write Commands <esb> & & & & & & & & <pon> <pon> <pon> d e <dde> <dde> <dde...

STATUS BYTE 3-33 Hardware event registers This is a device dependent register and the bits have meanings as shown in the list at the bottom of the page. EnableRegister <hsb> & & & & & TransitionFilter # ConditionRegister StatusRegister C0068 OR d d d d d d 15 14 3 1 2 0 &am...

STATUS BYTE 3-34 Coupling event registers This is a device dependent register and the bits have meanings as shown in the list at the bottom of the page. CCR? CSR? CSECSE? Register Read/Write Commands <csb> TransitionFilter # ConditionRegister StatusRegister C1625 # Positive transition sets sta...

STATUS BYTE 3-35 Instrument event registers This is a device dependent register and the bits have meanings as shown in the list at the bottom of the page. SCR? SSR? SSESSE? Register Read/Write Commands <ssb> TransitionFilter # ConditionRegister StatusRegister C2395 # transition sets status. OR...

STATUS BYTE 3-36 Queue flag details C0075 d d d d d d d d 3 7 5 1 2 6 4 0 Status Byte Register ➤ Error Queue Output Queue 8 8 8 Device Dependant Errors Status Byte & Enable Register non-zero From Standard Event Registers Response Message Input from all Error Conditions Response to ERROR? Data fr...

STATUS BYTE 3-38 Status byte when read by serial poll *SRE*SRE? C0074 e d d e d d e d d e d d e d d e d d e d d e d d 3 3 3 7 7 7 5 5 5 1 1 1 2 2 2 6 6 6 4 4 4 0 0 0 <erb> <mss> <mav> <hsb> <ssb> <csb> - <esb> Status Byte Register Service Request Enable Regi...

STATUS BYTE 3-39 Summary of status reporting commands and queries *CLS Clears Status Registers and the Error Queue *ESE<nrf> Writes to Standard Event Enable Register *ESE? Reads from Standard Event Enable Register *ESR? Reads from Standard Event Status Register *SRE<nrf> Writes to Servic...

3-40 Error messages Error handling Error messages are divided into four groups: (1) Background errors - represent a condition of the instrument. (2) Foreground errors - generally caused by the user. (3) IEEE 488.2 errors - generated by incorrect programming. (4) Fatal errors - caused by failure asso...

ERROR MESSAGES 3-41 Table 3-3 Background errors (500 - 599) in priority order - - - 591 ftl Main PROM faulty 590 ftl Main RAM faulty - - - - - - - - - - - - - - - - - - - - - 500 dde RPP tripped 501 dde Fractional-N loop low 502 dde Fractional-N loop high 503 dde Ext standard missing 504 dde Externa...

4-1 Chapter 4 TECHNICAL DESCRIPTION Introduction The 3002 VXI Signal Generator is a VXI module which covers a wide range of frequencies from 9 kHz to 2.4 GHz. Output levels from -137 dBm to +25 dBm are available. These are C size, 2-slot wide plug-in modules that require a VXI bus mainframe for oper...

5-1 Chapter 5 ACCEPTANCE TESTING Introduction The test procedures in this chapter enable you to verify that the electrical performance of the signal generator complies with the Performance Data given in Chapter 1. For convenience, the test equipment and specification for each test are summarized bef...

5-2 Recommended test equipment The test equipment recommended for acceptance testing is shown below. Alternative equipment may be used provided it complies with the stated minimum specification. Recommended test equipment Description Minimum specification Example Power meter ± 0.1 dB from 9 kHz to 2...

5-3 TEST PROCEDURES Each test procedure relies on the UUT being set to its power-up conditions. Reset the UUT after each test procedure by setting: Store/Recall Address 999 Recall At the end of this chapter are a set of results tables which give all the test points for each of the tests. These table...

5-4 RF level frequency response Test procedure UUT C2558 RF OUT SENSOR INPUT 6960B RF power meter 6932 Power sensor Fig. 5-1 RF output test set-up (1) Perform AUTO ZERO and AUTO CAL on the power meter. (2) Connect the test equipment as shown in Fig. 5-1. (3) On the UUT set: Carr Freq 30 kHz RF Level...

5-5 Attenuator accuracy Test procedure UUT C2559 RF RFOUT Frequency offset mode connection LO RF OUTPUT Signal generator Sensor Measuring receiver Down converter Fig. 5-2 RF output test set-up (1) Connect the test equipment as shown in Fig. 5-2. (2) On the UUT set: Carr freq 2.6 MHz RF Level − 4 dBm...

5-6 Carrier frequency accuracy This check provides a conventional method of checking the signal generator frequency locking circuitry. It will confirm correct operation of phase locked loops and dividers. Overall accuracy is determined by the instrument’s internal reference standard. Specification R...

5-7 Spectral purity Specification Harmonics Typically better than − 30 dBc for levels up to +7 dBm, typically better than − 25 dBc for levels 6 dB below the maximum specified output. Non-harmonics (offsets > 3 kHz) Better than − 70 dBc for carrier frequencies up to 1 GHz, better than − 64 dBc for...

5-8 (4) Measure the level of the second and third harmonics on the spectrum analyzer at each of the carrier frequencies shown in Table 5-15 checking that the results are within specification. (5) Set the UUT RF level to +7 dBm and repeat (4) using Table 5-16. (6) Set the UUT RF level to +13 dBm and ...

5-9 SSB phase noise Test procedure UUT C2563 RF LO RF OUTPUT Signal generator RF OUT Measuring receiver Fig. 5-6 SSB phase noise test set-up (1) Connect the test equipment as shown in Fig. 5-6. (2) On the UUT set: Carr Freq 470 MHz RF Level 0 dBm (3) On the measuring receiver: Tune the receiver to 4...

5-10 Internal FM Specification Deviation range 0 to 100 kHz. Resolution 3 digits or 1 Hz. Accuracy ±5% at 1 kHz modulation rate. Bandwidth (1 dB) DC to 100 kHz (DC coupled), 10 Hz to 100 kHz (AC coupled), 20 Hz to 100 kHz (AC coupled with ALC). Carrier frequency offset Less than 1% of the set freque...

5-11 (1) Connect the test equipment as shown in Fig. 5-7. (2) On the UUT set: Carr Freq 10 MHz RF Level 0 dBm FM1 Level 100 kHz Mod On Source On (3) On the modulation meter select CAL, FM, 50 Hz Þ 15 kHz filter. (4) Measure the FM accuracy and distortion at the carrier frequencies shown in Table 5-2...

5-12 Carrier error Test procedure (1) Connect the test equipment as shown in Fig. 5-7. (2) On the UUT set: Carr Freq 1200 MHz RF Level 0 dBm (3) On the modulation meter select CARRIER ERROR. The FREQUENCY display will read 0.00 kHz. (4) On the UUT set: Mod Mode FM External FM1 Level 100 kHz Source O...

5-14 Phase modulation Specification Deviation 0 to 10 radians. Resolution 3 digits or 0.01 radians. Accuracy at 1 kHz ±5% of indicated deviation excluding residual phase modulation. Bandwidth (3 dB) 100 Hz to 10 kHz. Distortion Less than 3% at 10 radians at 1 kHz modulation rate. Typically <0.5% ...

5-15 (6) Using the figure recorded in (4) as a reference, calculate the change in response at each modulation frequency using the formula: þ ý ü î í ì ) 4 ( in recorded Figure ) 5 ( in recorded Figure log 20 10 Check that the results are within the specifications shown in Table 5-29. Amplitude modul...

5-16 (8) Set the UUT to RF level +19 dBm and repeat (2) to (5) using Table 5-33. AM scale shape Test procedure (1) Connect the test equipment as shown in Fig. 5-7. (2) On the UUT set: Carr Freq 100 MHz RF Level 0 dBm Mod Mode AM Internal Source On Mod On AM1 Level 30% (3) On the modulation meter, se...

5-17 0 Hz (DC) To measure the AM depth at DC, it will be necessary to use the DC offset facility on the function generator proceeding as follows: 6960B RF power meter 6912 Power sensor C2566 OUTPUT Temporaryconnection SENSORINPUT Function generator DVM RFOUT 50load Ω UUT EXT MOD INPUT Fig. 5-9 0 Hz ...

5-18 Pulse modulation Does not apply to instruments fitted with Option 11 — refer to Annex A. Specification Carrier frequency range 32 MHz to 2.4 GHz, usable to 10 MHz. RF level range Maximum guaranteed output is reduced to +20 dBm, +14 dBm above 1.2 GHz. RF level accuracy When pulse modulation is e...

5-19 (7) Set the UUT RF level to +14 dBm and repeat (5) using Table 5-40. Pulse modulation on/off ratio C5358 OUTPUT Function generator RF OUT UUT PULSE INPUT RF INPUT Spectrum analyzer Fig. 5-11 Pulse modulation on/off ratio test set-up Test procedure (1) Press CAL on the spectrum analyzer. (2) Con...

5-20 Pulse modulation rise and fall time C2567 OUTPUT Function generator RFOUT UUT PULSE INPUT Oscilloscope Fig. 5-12 Pulse modulation rise and fall time test set-up Test procedure (1) Connect the test equipment as shown in Fig. 5-12. (2) On the UUT set: Carr Freq 50 MHz RF Level +7 dBm Pulse ON (3)...

5-21 Modulation oscillator frequencies Test procedure C5359 INPUT LF OUTPUT UUT Counter Fig. 5-13 Modulation oscillator frequency test set-up (1) Connect the test equipment as shown in Fig. 5-13. (2) On the UUT set: FM1 Freq 10 Hz (3) Record the frequency measured by the counter against each of the ...

5-22 (3) Measure the distortion on the audio analyzer checking that the result is within the specification shown in Table 5-44. (4) Measure the absolute level on the audio analyzer (in dBm) and record this level as a reference. (5) Set the UUT mod source to each of the frequencies shown in Table 5-4...

5-23 ACCEPTANCE TEST RESULTS TABLES For 3002 Signal Generator, serial number _ _ _ _ _ _ / _ _ _ Table 5-1 RF output at − 4 dBm Carrier frequency (MHz) RF level min. (dBm) Result (dBm) RF level max. (dBm) 0.03 − 5 _______ − 3 0.33 − 5 _______ − 3 9 − 5 _______ − 3 11 − 5 _______ − 3 60 − 5 _______ −...

5-27 Table 5-5 ALC linearity at 950 MHz RF level (dBm) RF level min. (dBm) Result (dBm) RF level max. (dBm) − 4 − 5 _______ − 3 − 3 − 4 _______ − 2 − 2 − 3 _______ − 1 − 1 − 2 _______ 0 0 − 1 _______ +1 1 0 _______ +2 2 +1 _______ +3 3 +2 _______ +4 4 +3 _______ +5 5 +4 _______ +6 6 +5 _______ +7 7 ...

5-36 Table 5-14 Carrier frequency tests Frequency (MHz) Frequency min. (MHz) Result (MHz) Frequency max. (MHz) 0.009 − _______ − 1 − _______ − 9.999999 − _______ − 18.75 − _______ − 37.5 − _______ − 75 − _______ − 150 − _______ − 300 − _______ − 600 − _______ − 1200 1199.99988 _______ 1200.00012 120...

5-37 Table 5-15 Carrier harmonic tests at − 4 dBm Carrier frequency (MHz) 2nd harmonic max. level (dBc) Result (MHz) 3rd harmonic max. level (dBc) Result (MHz) 0.01 − 30 _______ − 30 _______ 0.1 − 30 _______ − 30 _______ 1 − 30 _______ − 30 _______ 9.9 − 30 _______ − 30 _______ 10 − 30 _______ − 30 ...

5-38 Table 5-16 Carrier harmonic tests at +7 dBm Carrier frequency (MHz) 2nd harmonic max. level (dBc) Result (MHz) 3rd harmonic max. level (dBc) Result (MHz) 0.01 − 30 _______ − 30 _______ 0.1 − 30 _______ − 30 _______ 1 − 30 _______ − 30 _______ 9.9 − 30 _______ − 30 _______ 10 − 30 _______ − 30 _...

5-39 Table 5-17 Carrier harmonic tests at +13 dBm Carrier frequency (MHz) 2nd harmonic max. level (dBc) Result (MHz) 3rd harmonic max. level (dBc) Result (MHz) 0.01 − 25 _______ − 25 _______ 0.1 − 25 _______ − 25 _______ 1 − 25 _______ − 25 _______ 9.9 − 25 _______ − 25 _______ 10 − 25 _______ − 25 ...

5-40 Table 5-18 Carrier harmonic tests at +19 dBm Carrier frequency (MHz) 2nd harmonic max. level (dBc) Result (MHz) 3rd harmonic max. level (dBc) Result (MHz) 0.01 − 25 _______ − 25 _______ 0.1 − 25 _______ − 25 _______ 1 − 25 _______ − 25 _______ 9.9 − 25 _______ − 25 _______ 10 − 25 _______ − 25 ...

5-42 Table 5-22 Internal FM deviation and distortion tests at 100 kHz deviation FM Deviation Distortion Carrier frequency (MHz) FM deviation min. (kHz) Result (kHz) FM deviation max. (kHz) Distortion (%) Result (%) 10 95 _______ 105 <3% _______ 10.144 95 _______ 105 <3% _______ 10.292 95 _____...

5-43 Table 5-24 Carrier error test at 1.2 GHz, FM deviation 100 kHz Carrier error Result (kHz) <1 kHz _______ Table 5-25 External FM frequency response (ALC off, DC coupled), 50 kHz deviation Modulation frequency (kHz) Response level min. (dB) Result (dB) Response level max. (dB) Distortion (%) R...

5-44 Table 5-26 External FM frequency response (ALC on), 10 kHz deviation, 0.75 V input Modulation frequency (kHz) Response level min. (dB) Result (dB) Response level max. (dB) 0.02 − 1 _______ +1 0.1 − 1 _______ +1 0.3 − 1 _______ +1 1 − reference − 3 − 1 _______ +1 10 − 1 _______ +1 30 − 1 _______...

5-45 Table 5-29 Internal Φ M flatness test Modulation frequency (kHz) Response level min. (dB) Result (dB) Response level max. (dB) 0.1 − 3 _______ +3 0.3 − 3 _______ +3 1 − reference − 3 − 3 _______ +3 10 − 3 _______ +3 Table 5-30 Internal AM depth and distortion tests at − 4 dBm AM depth 30% AM de...

5-47 Table 5-34 AM scale shape test AM depth (%) AM depth min. (%) Result (%) AM depth max. (%) 10 9.5 _______ 10.5 20 19 _______ 21 30 28.5 _______ 31.5 40 38 _______ 42 50 47.5 _______ 52.5 60 57 _______ 63 70 66.5 _______ 73.5 80 76 _______ 84 85 80.75 _______ 89.25 Table 5-35 External AM frequen...

5-48 Table 5-37 External AM frequency response (ALC off, DC coupled), RF level +13 dBm Modulation frequency (kHz) Response level min. (dB) Result (dB) Response level max. (dB) 0 − 1 _______ +1 0.1 − 1 _______ +1 0.3 − 1 _______ +1 1 − reference − 10 − 1 _______ +1 20 − 1 _______ +1 30 − 1 _______ +1...

5-49 Table 5-39 Pulse modulation RF output at +4 dBm Carrier frequency (MHz) RF level min. (dBm) Result (dBm) RF level max. (dBm) 32 +2.5 _______ +5.5 60 +2.5 _______ +5.5 180 +2.5 _______ +5.5 300 +2.5 _______ +5.5 420 +2.5 _______ +5.5 540 +2.5 _______ +5.5 660 +2.5 _______ +5.5 780 +2.5 _______ +...

5-50 Table 5-40 Pulse modulation RF output at +14 dBm Carrier frequency (MHz) RF level min. (dBm) Result (dBm) RF level max. (dBm) 32 +12.5 _______ +15.5 60 +12.5 _______ +15.5 180 +12.5 _______ +15.5 300 +12.5 _______ +15.5 420 +12.5 _______ +15.5 540 +12.5 _______ +15.5 660 +12.5 _______ +15.5 780...

5-51 Table 5-42 Pulse modulation rise and fall time test Result ( µ s) Rise time <10 µ s _______ Fall time <10 µ s _______ Table 5-43 Modulation oscillator frequency tests Frequency (Hz) Result (Hz) 10 _______ 100 _______ 1000 _______ 20000 _______ Table 5-44 Modulation oscillator distortion a...

Annex-A-1 Annex A OPTION 11 FAST PULSE MODULATION General description Option 11 adds the ability for the instrument to internally generate a fast pulse modulated waveform from logic levels applied to the PULSE INPUT socket. The pulse modulator is suitable for generating fast pulses with high isolati...

Annex-A-7 Table A-4 Pulse modulation on/off ratio test Carrier frequency (MHz) Pulse mod. on/off ratio (dB) Measured value (dB) 0.145 >80 _______ 1.1 >80 _______ 10.1 >80 _______ 32 >80 _______ 101 >80 _______ 321 >80 _______ 1001 >80 _______ 1199 >80 _______ 1501 >70 ____...

AEROFLEX INTERNATIONAL LTD SOFTWARE LICENCE AND WARRANTY 48000/025 Issue 1 6 The above Warranty does not apply to: 6.1 Defects resulting from software not supplied by Aeroflex, from unauthorised modification or misuse or from operation outside of the specification. 6.2 Third party produced Proprieta...