Wavetek 1370, Operator And Maintenance Manual

Page 1: ...ess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing Rentals Demos In stock Ready to ship TAR certified secure asset solutions Expert team I Trust guarantee I 100 satisfaction All trademarks brand names and brands appearing herein are the property of their respecti...

Page 2: ...nance The informationinthisdocument may not be duplicated in any manner without the prior ap proval in writing from Wavetek WAVETEK SAN DIEGO 1NC 9345 BalboaAve San Diego CA 92123 P 0 Box 85265 San Diego CA 92138 Tel 6191279 2200 FAX 67915659558 Manual Revialon A 7 91 Manual Pan Number 1006 00 0648 InstrumentPen Number 1000 00 0640 Artisan Technology Group Quality Instrumentation Guaranteed 888 88...

Page 3: ...and insurance for products returned to Wavetek for warranty service Except for products returned to Buyer from another country Wavetek shall pay for return of productsto Buyer Wavetek shall have no responsibility hereunder for any defect or damage caused by improper storage improper installation unauthorizedmodification misuse neglect Inadequatemaintenance accident or for any productwhich has been...

Page 4: ... with or A 1 Don t holdyour eyes extremely closeto an rf output for a longtime The normally nonhazardous low power rf energy generated by the instrument could possibly cause eye injury Don t energize the VXI chassis until directed to by the installation instructions Don t repairthe instrument unlessyou are a qualifled electronics technician and know how to work with hazardous voltages Pay attentio...

Page 5: ...ng Equipment 2 1 2 2 PREPARATION FOR STORAGE OR SHIPMENT 2 1 2 2 1 Packaging 2 1 2 2 2 Srorage 2 1 2 3 PREPARATIONFOR USE 2 1 2 3 1 Logical Address Selection 2 1 2 3 2 Data Transfer Bus Arbit ation 2 2 2 4 INSTALLATION 2 4 2 5 INITIAL CHECKOUTAND OPERATION VERIFICATION 2 4 SECTION 3 OPERATlON 3 1 INTRODUCTION 3 1 3 2 CONNECTORS AND LED INDICATORS 3 1 3 3 MODEL 1370 PROGRAMMING 3 1 3 3 1 SCPl Comma...

Page 6: ...488 2 Common Commands 3 14 3 4 MODEL 1370 OPERATION 3 14 Output Terminations 3 14 lnput Output Protection 3 15 Power On Reset Defaults 3 15 Continuous Mode 3 15 DC Output 3 16 VCG Operation 3 7 Introduction 3 77 Frequency Modulation FM 3 18 Exrernal Frequency Sweep 3 18 Triggered Operation 3 18 Introduction 3 18 ExternalTrigger Input 3 13 BUS Trigger Commands 3 19 VXI Trigger Bus Input 3 19 Gated ...

Page 7: ...n 5 2 5 3 3 Connec or Term nat on 5 2 5 3 4 Caiibrat on Procedure 5 2 SECTION 6 TROUBLESHOOTING TO i3E SUPPLIED AT A LATER DATE SECTION 7 PARTS AND SCHEMATICS 7 1 DRAWINGS 7 1 7 2 EqRATA 7 1 7 3 ORDERING PARTS 7 1 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 8: ...t Impedances 3 14 Frequency Ranges 3 18 List o Tesr Equipment 5 ILLUSTRATIONS Model 1375 12 MHz VXI Sweep Function Generator 1 0 Se the Logical Address 2 2 Bus Arbitration Level Jumpers 2 3 Test Setup 2 4 Model 1370 Front Panel 3 2 ivlodel 1370 Command Tree 3 6 Output Termination 3 15 Model 1370 Basic Operation Setup 3 16 Continuous Waveform Characteristics 3 16 VCG Nomograph 3 17 Triggered Wavefo...

Page 9: ...S FAIL MODID Alll A24 a SYNC OUT SWEEP OUT model 1370 Figure 1 1 Model 1375 I 2 MHz VXI Sweep Function Generator Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 10: ...3u pill quiescent until triggered by an exrernal signal a TTLTRG signal or a VXI bus command lhen generates one cycle of the programmed ire quency Gated S mlar to ti ggered mode except output continues for the Gurat on of gate signal The last cycle started IS czm lered Burst Programmable numoer of waveform cycles I a ourst Burst length initiated by the tr gger s gnal is programmable between 2and 2...

Page 11: ... trigger which sweeps it back to the start frequency where it holds fa another trigger cycle i mual Sweep ivlANual Outpu frequency is programmed behveen start and slop frequencies Witr he ald 3 the SWEEP OUT voltage used for3res se y setting up sweep cha acteristics Direction Sweep direct on is programmableelther up or dowo in all modes Lln Log Frequencysweep characteristic programmaoie for elther...

Page 12: ...4 hours Amplitude Rssolutiont 3 112digits or 2 5 mVwhen absfpeak amplitude off set 0 5V 3 1 2 digits or 0 25 mV when abs peak amplitude offsel s0 5V Normal sweep range 1CO kHz to 10 0 MHz 2 00 MHz to 12 0 MHz 10 0 kHz to 999 kHz 1 C3 kHz to 99 9 kHz 100 Hz to 9 99 kHz 10 0 Hz to 999 Hz 1 03 Hz lo 99 9 Hz 100 mHz to 9 99 Hz 10 0 mHz to 999 mHz 7 OO mHz to 99 9 mHz Lowest practlcal value iO 0 kHz 2 ...

Page 13: ...rspecifiedop eration Altitude O erating Sea levei o f3 SCSf Storage Sea level to 43 3CSf Rela ive Humidity non condensing 0 C to ilOaC no1controlled ll Cto 40 C 95i5 36 RH max 3l C to 40eC 75t5 RH max 41 C to 50aC 4555 RH max Dimensions Single slot C size VXI module 30 x 260 x 353 mm Weigh 1 6 kg 3 5 ID 1 3 5 Power Tofa 24 Wans Voltage Peak Current Dynarnlc Current 24 Vdc 400 mA 150 mA 5 Vdc 909 m...

Page 14: ...el number serial number and a description of the prob lem 3 Pack and shlp the equipment 2 2 PREPARATION FOR STORAOE OR SHIPMENT 2 2 1 Packaglng If at all possible always use the original shipping container However when using packing materials olher than he original use the following guidelines 1 Wrap the Model 1370 in ESD sensitive packing material 2 Use a double walled cardboard shipping con tain...

Page 15: ... to msert 0 in figure 2 1 2 3 2 Data Transfer Bur Arbltration The Model 1370hasVMEbus Mastership capabil ly This means the SweepIFunction Generator when enabled sends Responsesand Eventsas signals ro i1sCommander The Model 1370 cannot drive the interrupt lines The Model 1370is configured as a level 3 requestor by the factory The level 3 Bus Request and Bus Grantlinesareused BR3 BG31N andBG30UTm Th...

Page 16: ...Flgure 2 2 Bus Arbitration Level Jumpers Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 17: ...unev mto the mainframe it should be gently rocked back andforthto seat theconnectors inlothe backplane receptacles The ejectors will be at right angles to the front panel when tne Instrument IS properly seated intothe backplane The two captlve screws above and below the ejectors are used ro secure the instrument into the chassis 2 5 INITIAL CHECKOUT AND OPERATION VERIFICATION This procedure provid...

Page 18: ...splaysa 100 kHz 5Vpp souare wave Change to an inverted square mveiorm 5y sending the command Verify the scope displays a 100 kHz 5Vpp inverted square wave Change to the triangle waveform by sending Verify the scape displays a 103 kHz SVpo triangle wave 6 Amplitude Change the amplitude to 2 5 Vpp by sending the command VOLT 2 5 Verify the scope displays a 100 kHz 2 5 Vpp triangle wave 7 Offset Offs...

Page 19: ...ph 3 3 2 docel i370SCPl Commands Paragraph3 3 3 Se esl Q e r y Response Paragraph 3 3 4 Syslem Trigger Paragraph 3 3 5 IEEE 488 2 Common Commands Paragraph 2 2 e Table 3 2 lists the SCPl commands used in the Model 1370and indicatestheir hierarchical relation ships The IEEE 488 2 Common Commands are listed in a separate table Table 3 6 The SCPl Command Table is organized as follows Keyword SOURce F...

Page 20: ...dion Generator RUN FAIL 7 TRIG IN VCG IN SYNC OUT SWEEP OUT FUNCOUT mode 1370 Flgure 3 1 Model 1370 Front Panel 3 2 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 21: ...s from 0 V at the start of the sweepto 10 Vcorresponding to stop of the sweep Source impedance is 2 kQ This connector supplies the generator s waveform output Output level is 10 mVpp to 10 Vpp into 50R various frequency related parameters The brack 3 3 1 1 Long and Short Form Keywords ets aroAno tne S O U R C and CLV keywords indicate tha ey are implied nodes and they may be in The Model 1370 reco...

Page 22: ...ters c3lons semicolons and spaces Use the colon to separate keywords nodes within 3 Program Message Unit for example 30not Insertspaces between keywordsandcolons Placing the opl onalcolon at the beg nnmgof a P o_cram blessageUnit ensures the parser starts fromthe root or fop level For exarn le a complete message with he leading colon is as follows MODE CONT The leading colon at the beginning of an...

Page 23: ... 3 3 2 This paragraph uses only the shori form keyv o d recogqired by the Model 1370 refer la Table 3 2 Program Message Terminarois are assumed and therefore not shown in the examples However most optional keywords are show c document the program flow 3 3 3 1 Frequency Messages The Model 1370accepts frequency messageswhile ineither ContinuousWave CW orSweep treauency mode When in CW mode a single ...

Page 24: ...rminethe currentamplitude send the oilery S3YX jSLT 1SV IXM AE L 0 the reduced form The responsewill be a floating point numeric value To determine the maximum minimum or defaul amplitude values send the query SOUR VOLT LEV IMM AMPL CspecizL keyword or the reduced form VOLT special keyword The special keywordmay be KAXimuni M I N i r n u t or DEFaulr The response will be a floating point numeric v...

Page 25: ...re is the list of sweep modes as icllcv The oefault sweep mode AUTO is the ContlnuDus sweep w th rese RzSet mode For a complete rjescr13tion of each sweeo mode refer to the soeci ka lons rn Section 1 of this manual To 3rog arn the star and stop sweep frequencies sen2 he cammand or the reduced form in this case he keyword is either STP3 r or S X Numericvalues are explainec in paragraph3 3 2 4 Start...

Page 26: ...form BURS s p e c i a l keyworc The special keywordmay be KkXimur MIN ZILT or D E F a u l t The response will be a fioating poinr numeric value 3 3 3 7 Mode Messages Sending the command NODZ c h a r a c r e r d a t a selects the unit s operating mode The mode com mandandmodeparameterkeywordsmust besepa rated by a space There are no opt onal keyworas in the mode subsystem To select continuous mode ...

Page 27: ...igger send the command T r 5 0r O T y A F y a a where r indicates the trigger line number Dc no insert a space betvieen the keywo d 2 an2 n The oommand defaults to line0 if a linenumber is not used To turn off the trigger output send e command CU P TTL3n SXA OFF or CVT TL n STkT C or the reduced form CUT TTLT n OF 0r CUT TTLT n 0 To determine the oiltput state of a trigger line sena the query OUTP...

Page 28: ...stem Error Query Sending re ms ne programming errors held in the error oueue Wi n eacn query the unit returns a number followed 5y a Srief description The error queue holes u3 O eight errors with ane returned far each aJery serr untll the queue is empty Tzble 3 4 describes the system error messages 3 3 3 1 3 Model 1370 Calibration Query The Model 1370 s callbration procedure is con tained in firmw...

Page 29: ...223 224 230 23 1 240 241 250 251 252 253 254 255 257 258 260 261 270 27 1 272 273 274 275 276 277 278 280 281 282 283 284 285 286 300 310 311 312 314 31 5 330 350 409 410 420 430 440 Measage Data out of range Too much data Illegal parameter value Data corrupt or stale Data questionable Hardware error Hardware missing Mass storage error Missing mass storage Missing media Corrupt media Media full Di...

Page 30: ...the Model 1370 Continuous Operation DC Output VCG Operation Triggered Operation Gated Operation Burst Operation External Width Internal Frequency Sweep Paragraph 3 4 4 Paragraph 3 4 5 Paragraph 3 4 6 Paragraph 3 4 7 Paragraph 3 4 8 Paragraph 3 4 9 Paragraph 3 4 10 Paragraph 3 4 t Before beginning review output termination input output protection and power on defaults described in paragraphs 3 4 1 ...

Page 31: ...Hz 1 5 Vpp sine wave with 1 5 Vdc offset at the FUNC OUT connecloi All of the parameters shown here are detailed in earlier paragraphs Much of the information given here directly transfers to other modes ConnecttheModel 1370 soutput termtnated tothe device under test as shown in figure 3 4 Use the SYNC OUTs gnal as asynchronizrng source Figure 3 5 illustrates the SYNC OUT and FUNC OUT rela tionsh ...

Page 32: ...ned in paragraph 3 3 2 4 For dc offset messages numeric values may be In the form of an integer a fixed or floatingporn1value or one of the special case character keywords MAXimum MINimum O r DEFault 3r the reduced form FYNC DC To set the dc output voltage send SOYR V3LT LEV OFTS numeric value Dc output values range between 5Vdc and 5Vdc specified into a 50Q load SINE I 1 SQUARE Flgure 3 5 Contlnu...

Page 33: ... on the Frequency Mantissa of Output the programmed frequency value and the othe end on the nomograph s Frequency Man tissa of Program the desired output frequency vaiue The nomograph shows thal 5Vdc applled to the VCG IN connector changes the output fre quency to 10 kHz The outpu frequency may also be calcularec iror he equation Frequency FRO VCG FR Where Frequency The desired output frequency i ...

Page 34: ...accomplish this zrogram the unitas in paragraph 3 4 4 then set the irequency DAC to zero oy sending the command C IAG VCG F nally connect the VCG s gnalto the VCG IN ccnnec or The programmed frequency 10 kHz for 171sexample determ nesthe uni s VCG Range s owrl rn ade 3 8 as 103 Hz to 120 kHz Do not exceed tnese VCG Range lim ts 3 4 7 Triggered Operation 3 4 7 1 lntroductlon In the triggered mode t...

Page 35: ...leared to 0 seeeVXlbus SystemSpep i b c a Zion Trigger slope does not apply when using Ihe BUS as the trigger source and the bus commancs only have effect when the Model 1370 is in a tr g gered mode of operation and the selected trigger source is BUS 3 4 7 4 VXI TTL Trlgger B u m Input The Model 1370may also be triggered from the VXI TTL backplane The signal must be placed on the bus from another ...

Page 36: ... positit e peak voltage as s h o w rn figure 3 8 To iew galed mode set up the Model 1370 2s oescribed inparagraph3 4 7 2 then send the rnooe command MOD5 GAT Next select the trigger source The unit may be triggered by the external TRIG IN as described in paragraph 3 4 7 2 or the VXI trigger bus input as described inparagraph3 4 7 4 TBG is not z valid command in gated mode EXTERNALTRIGGER POSITIVES...

Page 37: ...n paragraph3 3 1 4 For burs caunl messages numeric values may be any value between 2 and F o r l COO COO CSO In the farm of an integer or floating point value or one of the special case character keywords M A x i n KINimum or DEFault Burst duration degends on the frequency programmed A burst is initiated when the unlt is triggered by tne selected trigger source The trigger source may be the extern...

Page 38: ...h of T q e ourout slgnat IS determined by the TRG bit To selec the rigger command send 3 4 1 I Internal Frequency Sweep When sweep is enabled the output frequency may be swept within the range of 01 Hz to 12 ivltlz In continuous or lriggered modes and w lhllnear default orlogarithmicspacing Sweepratiosgreater than 100 l may be achieved but will generate a device specific error If Ihe high frequenc...

Page 39: ...PRELIMINARY SECTION 4 CIRCUIT DESCRIPTION TO BE SUPPLIED AT A LATER DATE Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 40: ...el 1370will be installed on a C size VXI extender card and controlled by the Resource Manager The computer display device can be the Resource Man ager internal host in a Stand Alone system or aq external host connected to the ResourceManager via the IEEE 488 GPIB programming bus Wlth the covers removed low voltage dc power suppllee are exposed Do not be mlaled by the term low voltage Under adveree...

Page 41: ...Null VCG Voltage Controlled Generator Reference BNC Outer Shell Cal Point VCG Input BNC on Front Panel Do NOT load with 50Q Adjust R11 for 0 0 0 001 Vdc with DVM dc mode high Z in Step 7 Adjuat HF Waveform Symmetry Interacrs with Step 8 Reference BNC Outer Shell Cal Point FUNC OUT BNC on Front Panel Adjust R23for 0 0 S pwith oscilloscope or 50 20 025 with frequency counter Duty Cycle Mode Step 8 A...

Page 42: ...BNC on Front Panel Adjust R237for 0 0 005 Vdc with DVM dc mode Step 21 AdJuetOffaet at 5Vdc Interacts w th Step 20 Reference BNC Outer Shell Cal Point FUNC OUT BNC on Front Panel Adjust R208 for 5 0 005 Vdc with DVM dc mode Step22 Adjust HlghAmplltude Interactswith Steps 23 and 24 Reference BNC Outer Shell Cal Point FUNC OUT BNC on Front Panel Adjust R242 for 3 536 0 01 Vac with OVM ac mode Step23...

Page 43: ...Figure 5 1 Test Points snd Adjustment8 Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

Page 44: ...PRELIMINARY TOBESUPPLIEDATALATERDATE Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com ...

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