HP-403A-Manual 电路图.pdf

《HP-403A-Manual 电路图.pdf》由会员分享，可在线阅读，更多相关《HP-403A-Manual 电路图.pdf（41页珍藏版）》请在收音机爱好者资料库上搜索。

1、403A ACVOLTMETER : J Ps 4 OPERATINGANDSERVICEMANUAL PSHEWLETTPACKARD RadioFans.CN 收音机爱 好者资料库 HEWLETTYW)PACKARD CERTIFICATION TheHewlett-PackardCompany certifi esthatthisinstrumentwas thoroughlytestedandinspectedandfoundto meetitspublished specifi cationswhenitwasshippedfromthefactory.TheHewlett Pack

2、ardCompanyfurther certifi esthatitscalibrationmeasurements aretraceableto theU.S.NationalBureauofStandardstotheextent allowedbytheBureauscalibrationfacility. WARRANTYANDASSISTANCE a AllHewlett-Packardproductsarewarrantedagainstdefectsin materialsandworkmanship.Thiswarrantyappliesforoneyearfrom theda

3、teofdelivery,or,inthecaseofcertainmajorcomponentslisted intheoperatingmanual,forthe specifi edperiod.Wewillrepairor replaceproductswhichproveto be defectiveduringthewarranty period.Nootherwarrantyis expressed orimplied.Wearenotliable forconsequentialdamages. ForanyassistancecontactyournearestHewlett

4、-PackardSalesand ServiceOffi ce.Addressesareprovidedatthebackofthismanual. RadioFans.CN 收音机爱 好者资料库 LO6LAUVW*PeUlid.;-sZlo00 “ V S N e u r o p e o yOTedpeoyTITINe3edTOST 0961AuedwuioDp r e y o e g - y e T M e HyWStIAdoD 108 Ppextjotdgsetzeg0Tenuewts t y sjdepe sosueyoSutyepyoeg e n u e yDOxtpueddy ZL

5、E-OvG4aXIdaadSIVINIS Y S A L AW L I O N O V V e O vI15SQ00OWN (LO6-VEOr “ONLUWddH) TIWANVWWSSDIAYSSA N VO N I L V Y A d O RadioFans.CN 收音机爱 好者资料库 Mt 0-s 6-7 STSUeLLOP-S Seeeespreog YMoITDp e y o i ”Suyoyaseg“8E-S seee en s e a o w o yjouTqeD“LE-G Itedoy98-G eeeeSutjooyseTqno.TE-S S e e e e e s y U o

6、 U t -ysnpyssuodseyAouenber462-G + +syueuysnpyeTeogTINT“LO-G ee eeeeejusunsnpys e gS oS * uoTyerqiteo4saLAreyeg“2-G quowysnpy O197,VOTUBYIE1019.“TO-G * u o Ty e i q i e Dpuequeunsnpy“61-S )4soLaSIONLI-G Fonss a LAyoedegynduy“GI-S soeeesy s a Z a o u v j s t s e yynduy“SI-G seeees(sdo puesdoc) ysa,as

7、uodsayAouenbet,7II-S oe se weewe( 2 1pueoy 00s) ysoay,asuodseyAouenbe1,76-G ysay, Aovand0y“ L S sortstesS1SO,POUVULIOJI9g“G-G (P ,JUOD) AUOTIag I - P) J a t p d u yynduyO-P 0-52WIeISeIG yOOoT_TeuotjounyVEOpI9PON=“I-F otydery UOTI9IINDaouEpedUVEOPIPPON*2-E Ogccctttttts j o r j u 0 DSutye1edoOI - O T“

8、CrtT 9 y U H O A O VVEOPIPPONI-T asedzaqumny weoctt e e ssjueweinsvoWw ddpueasejyjo, josajdwexq7- zectsjUsUIaINSBa83eI10AVe0r J e p o yUOsotuoWAeH jopoTAT- S I ToctsTqeTTBAYVSettosseD0V=*E-T 0- TeeuoTBoTFIOedSI- T asegraqunn TGcoccitttquowdinby aLE-G TGocttteuotjonporjuy=“T-G TGcttttAONVNALNIVAA ase

9、guoT0ag aAjddng1 a M 0 g*82-F CrCtFMOATDT9TfT9Y199IN“EC-H epcttttttJaTpdury Uep e x t d“ p I - F (on:ToyenusHV syelpeulsajul*ZT-P I-?Pe yy M I I T OynduyO-P ThcJ o y e n u s yAreurumatd“ - F porteanuorjonporyuy=* - F T r pCtNOILVYAdO AO AYOUHLAI aseuoT098g eecrt*+ + aqorld uOdITDSE wectfsyUsUIAINSBa

10、yWy U I I I N D*6z- Z-*YderyHuote110Dsouepeduy*Gz-E ZecritssyusuIeInseeyyTeqloeqd*ZZ- okSIOIIGULIOJOACM“6I- T-*S y u P canjesoduray,yuorquyLT- T - gct* UOTINVIII_PeOTIIAQ“PI- TeccctttesUSUIBINSvaYI83e1TOA“OT- TreCCTYyouyIMSworpounT“LS Trecccttttyoursasuryc- I-eyuoTe.10dOe- Trecccteeu o r j o n p o r

11、 j u , T - TeTCTSNOLLONULSNI ONILVUAdOII asedu0T09S |ikreyuowdryg1 0 Sutyoeday =*g-Z reoccctt ts“UOHeTIeISUT*9-Z TOcccttsyusueIInbeyI a M 0 gP7-Z 5otuot.edsuyI - Z rezoccttsNOLLVTIVLSNI asedu0TI0g -T/T-TCSTQBTT eAYVSeTIOSS900Y =*9-T Z-I/I-LSyuoumsjsulu e e m j e geousreTFIqP-T -L/I-Tauotdt10seqI-T G

12、 / ToctNOILVWYOANITVYHNADI a3egUOTOD9G A-S2T00 = T t - g7CTTttweiseldoTjeulayog=“GI-G-Gurtsy s a LAytoedeyndul*1-G OIGc oC ct ttttMOTApepordxyPI-Se-r ey s o L a o u r i s t s e yynduy9-G 6-SeyTreieqyouagasueySI-e-GeeeT(sdoIpuesdog) e-Gccttts r e e dYoIMgu o T O U N*ZI-Gysa,LasuodseyAouanbalgG-G g-Gr

13、rqueuysnpy OM00%e8ueyAOETI-Se-GCTtts(21MT pue o00S) G - g* sjueuysnpy esuodseyAouenberqOT-ysa,asuodsayAouenbet7-S PGoote3S9,LOSION6-SwGettttttsy s o LAoearnooyE-G H GutrPpeoTp e p l e t y sSWYO MOOT8-Se GTCTMOTAW 0 0 GVEOPIPPON=*2-G asegaaquinynasegr a q u i n n (4.405)SNOILVYULSNITI dOLS11 Section

14、I Range: .001to300voltsrmsfullscale(12ranges)i n a 1, 3, 10 sequence. FrequencyRange: 1cyclepersecond to 1mc. sModel403A 1-1 =1 pw cw on set in : sw (0 ins me me be: val ter mi wa 1 on ms as co e e :to Figure1-1.Model 403A AC Voltmeter Table1-1. Specifi cations) MaximumInput: 0.3to300voltranges:600v

15、oltspeak. 0.001 to .1voltrange: 25voltsr m s ,600volts peak. Fusepreventsdamagetoinputifgreaterthan25 voltsr m sis appliedon0.001to .1voltranges. Accuracy: Within+3%offullscalevalue,5cpsto500kc. Within+5%offullscalevalue,1 to 5 cpsand 500 ke to 1mc. Meterresponds toaveragevalueofinputwave formand is

16、 calibrated in ther m svalueofa sinewave. 1-0 PowerSupply: 5 radio-typemercurybatteries(furnishedwith instrument).Batterylife:approximately400 hours.Replacementcells:BurgessHG 3, MalloryRM-3R-316649, #1420-0004orequi valent,3required;andMalloryTR233R-316649, d#1420-0005or equivalent, 2required. Nois

17、e: Lessthan6%offullscale on.001voltrange. Lessthan3%offullscaleonallother ranges. Dimensions: 8-1/4in.wide,5-1/2in.high,6-3/8in.deep. 00125-2 i -1/T-T.7 o u t 0 SddQOT Het OULF 0FYGFsuryoQOOT OHOOT0 YTFsuryo009 :S1940suryoQOT D U IT 02YGFSwYO OT OF OOT 0F YIFwyoT :ATUOV6ZOTTwyoT0 “AYLOWOYAYGT OWOTAX

18、OZOWT ANZZOAOOTAAG?SdoOg jd T#GT HEF a4 Gp 0 Sdo OZ SwYO OT 10009 24 009 07 SUIYO 3 OT 10009 -S2T00 VPsort VEsort (UMUTxXeUWeMTaTeos N JVZeort sdure 0e7/)sjuauIeiInseautVIEOIL quaztinod 0YEoPr9YSutydepe104VOEOIT s r o j s t s o y yunYys |VE6COTT (T:000TOTe1uOTSTATq) IOPIAIC98Rj0AaaroedeDV6EOTT SOUT,

19、poouRTeqUO SsUsUTEINS - v a u IIOFyndynowYOQQ9peouUeTequn 0yndutWYOO09pedULTeqSaprAcId J a w s 0 j s u e lyl,Sursptagoury VSOOTT SouTpaoueTeqUO SjUsWIeINSeaUT uIYO009IOGETpeouLTeqsapraorg IOUIIOJsSUvL ILBUTYOesUTT VSZ00T VEOort Veoorrt spvey1SaL asnON p o n *199UTTOA aInofjoSsSeuTNyjasna y asvarour0

20、 preyoed-29TMoH AqapeutareYOTyMSeT1OSsa00e SISTIZ-TPTGVL“L-T ATGVIIVAVS3AIYOSSADDV“ONL xtjord1 a q u m u e l i a sJ u e r e s I p eAIIeDYOTYMVEOPSTEPOW0 ATOeATpATddeenueur a y IyxVUOeNULUT9YUTapeUTaq 0 SaBuvYyoAIessa - 0 9 U9Y9JVOTPUT OFENUBUTSTUYITMpepnjpoutaqAvur quawetddns ysotjddeAqjoe11IpTenuvu

21、rs t y yUaUINIs -ULYOTYM0 aVdTpUT 0T enuBUTStyJoaBedaT1a y uosiveddeyfpue1atytyuept ue stuayxTjorda y L *JUIUINIASUTd y UTBpeUISTasuvYyoevUaYyMA TUOSasuBYyo xtjaida y L*(00000-000)XtJe1dyWStp-sery eBYIM1 9 q -UWMUVTL I SSIp-aATjVSaTIIVdVEOPTPPONPUL“S-T “SLNIWNAULSNIN3IM1L3IGSIDNIVIAIIG“H-L AyTIqez1o

22、dpueosuer1Aduonberjo p t Ms tjoasneoaq attyesiaaATensnuns t uoTse1ysvopvorga y O7UT Sutje19dosyUsWM.IjSUTpusSIT;ureSBaMSeSUISTUB -YOaWOAIaSpueSUBUMIsSUTeOTpowpuevoTsAydoas UIasoYySBYONSSa8ezOAOTpNe-qnsSulinsvaulUTNJ -asnAT LeNITjAedJUBUMAASUTSTYaYeULYIPTMpuegqs p r YMpednoosinyeayparaMmod-jjase y .“

23、punors0 qoadsarYIIMSUTTBOTFJUSUM.ISUT94UTMopewATISva aq 0 SJUSUIBINSvEUSMOTIS9INVezJaModpauTeyU0D -JIaSa y a1ayMATT eTDedSa1aaUTTOAATOZVEIOQRB SB n j o s nATapiMST JUBUMAYSUTBYL“SInoYyOOPATeyeU -txoiddesta f tArayegsTaoArnozteueusrezUT uO Seyer1edopuepaziiojssuet STVEOPIPPONPUL“E-T sodvysoaeen pe10S

24、Ipp o i n s v a wATUOWUIODUTS1O119SaZTWTUTU Tedroutids t ueABMOUTS BJOONPASUII9 4 JOS U A Ul payeIqITVd st nqpatjddeaedeyssaevMa y JOanVa aSVIIA90 SpuodsalsJINIITNLaJaWIY L ,*SpOeTJo e a q y N o yAMpuesuoTINede1deloedsSuTyeyNoyIIMSoTuoUL - i e yStpueAouanbaryauty1aMmodyeepeura q o SsjueUr - d I N S

25、B I U9JVINIIeSUTqvusUMYjoseI1jSTJUIUIMNISUT auUL(SwYO009SSO1DB70AG L )O=MAWT = WpQ) QPQG+0Q9-joSadueIaTeosTMJSapraozdyoirMs aBuer94YTMpouTquiodYOTYMGp Z+ 0ZT-WorZgpUT P e y e I q e o S TsovzJ a j e wa y UOTWIppeu ysouenbas OL ITB UL9TVOSINFSTOANOE0 AW TJOSasuer uO ow 0sdoworysa8eyJoAoe BuTansveuATay

26、eInd - o 8JOaTqedeoSTYOTYMIajaUIOADTUOTOETeesodind T e1euesB ST1ajJOUTOA OVVEOr1PPOW-dy-e y L*Z-T “NOILdIaDS3Id“L-L I uoryoagVE0PTePO * l a q u m u e l i a spuextjerd e l 1 e s1aqumu j a p o uAqyUeuMAysuTa y AftyUapT0a n s aqaouspuodseizi100Aueul*poystduioooeaq 0IJT edadt109dIAIaSOYSUTeOTpUTpueLoUMO

27、 a y SutAFTyUEpTSveJUS9UNAISUT9 4 0YOR -yeatedar 10sdtAres10AuedwODp r e y o e d -HeTMOH07paddrysoq 0 STJUSUINISUTOYyFT a10N oye,JUBUMIYSUI a7yVoTed, , O T S e 1 T, ,YTXOSutyoedoyYR*9 *IQUTeJUODa y e a s0 spueqTe j a w 10adeAavayasnpueJuauMIjsUTa y asnoy 0 XOqUapooMI OU0JIeDP r e O g p r e sAAKaYyea

28、syPp *sdta3s Pilvogp.sesYIMT euedayy3090I1dpueJUSUMAYSUT9YJo SOptsTepunoze e l 1 a y e uSutyoedj oAyusTdesq5 *rauTeyuooBSutddtyso y ut yfSuroetda.10joq onsetd10radedAavoyUTJUNUMAIYSUIayydeIM*q *JU9WNIASUTa y 1 0 peusts -apIeuTeUODeUTSIIOe y )asnatqrssodWZke aaTyeJUESeIder Sates p r e y o e d - e T M

29、 e HpeztszoyjneanofYORU.suortsenb Auesaeynoky*yuawdrys10jueumM13sutTueSuTseyord - a II O spinseroues PeUSISsepSTJUPUWMAISUTO Y,“UOTeTeISUTJUOUBUIIEdOU SutaztnbesyUauMISUTaTqey10dVSTYEOP P P OPUL“L-Z “NOILVIT1VISNI 9 - 2 JASao130pOPMOTAqBuTe10dou s y M peyedxe oqAeua p tAroyeqpoonperyqseersap ZZI-OF

30、WOTuoTVIOdOTeULIOUIapUNSINOYOOPJOOFT A193eq Glowswheninstrument ison.a Checkbatterycondition byrotatingtheswitchb totheBATTERYTESTposition.ThemeterINPUTterminals-ti shouldreadabovesevenvoltsonthe0-1Connectvoltage to be measured to theseter-2 meterscale.Selectfrequencyrangedesired.minals.3 e 3 Ww Ie

31、it 1 Figure3-1.OperatingControls: 3-000125-26 I- AoE0 009STaoTIyUN e u I O U SQTITMIINjVIaduraMOTJeUSUMIJSUTWIIBMJOUOTIE -13dQaoueULIOj1eda o n p e lITMSeanyeradu a MOTUT qUSUM.ISUT9Y,SUTHVOS,BIOJeTeyy,*Surzaerjamvo8u soinjeisduia37eyndyjnojoSSOTa1aAeSJOdTST190e -IVYO9YaABYST90AINIIBYT“ploda y wWOIy

32、JUOUMIS -UT943090.1dprnoysnodSutzaer1jcvauSaanjyerddurs ULJUOUMISUI STUSuIsNusyMsoUvUTIOJIEdpaonpat jo AqIIIqQISssoda y prloae0WYSTTUNSjdeITpUTpayeredo IOpa1OJSJOUSTJUSUIMIJSUT9YB Y UTeI999q 0 ST aotjoevidpooyae1epourayinb st ainjyeradurayste d y FfU d A SUNS9UT eTST JUPUIMASUTOYFTUTeQO - 0 Asveaytn

33、bo 1 8AoZZTJOS S e o x eul seinjzeredute eUIaU*SUOTIPUODPT aTJL a p u nSuTye19dou s yAMp u U TUEUT s i t u m eseydeeayprnoysnodraaaMoysresnysowI10F ayenbepeojtnb steSuerainjesedure,STYUL*(AoeZT 0Zparztmnb - 9 1SjJUBJSUODBUTTBUOT9Y0aNnpstuoTISodAouenb -O1JIIMOT9YUOOUTUOUNABUOTSYULasuerOW T -SdOT84UO

34、ayNUTW TpueasueTOWT-SddSTe u uospuodesoT ATeeurtxorddepotzeddnwiaem1 0 sinTIHHNXn7 cyitii| 4matiteolt5 rMerya: ri7TEEoo; p o e fi nesSt* aeT eeoyif4oH; c o rcdrani Ho! He |= G e - g0Z E - gSUderseIEg TITuoTj09gVEOPTSPOW -a vet WORBSOREASwo Model403A DIODE VOLTAGE(Eq)RO Figure4-3.DiodeCurrent VsDiode

35、Voltage R30R31 (sdo puesdogc) ysayasuodsayAouenbargy*g-gainstyq bsol-a-vEor YBLBWLIOAv l o g sdywooeedy NI-9MdYOLVYSNZ9 ASWUXNYNOILONNS HOLY TIISO AININOI“SMOT *G-GOANST utUMOYSSB yndulVEOPPPOW0yNdynoAOjeTIOSOyoouuoD*B *yS9osuodseazAouanbeazjsdopuesdoga y I O partnber9 1 8(GOPS-8690ONWed-dy-)10stset

36、 SUTJCUTUIID ZB009Bpuw(LOJeIOUaHUOTOUNTVTOSE /VOOSET9POW-dy-)LoyeTosoAouanbeayMOTVY*ZI-S *(sdo|puesdo)ISHLASNOdSaUAONANOAUATI-S “%GFA T eYBOTPUTpInoYysWEFT ePOW“4 *QdUITOJOIJOSULVJUTVW0opnjzTdue10zeTIOSO ysnpesy“ o T0Aouanbarj10;eT T9SOs90g3 “SEFA TPY eOTPUTp l n o y sVWEOPrTePOIN*F a0uaTajor yesure

37、yuTeWw0apnztidure10eTTIOSOysnpe -8Y*9HONG0AOUANbaT10eTTOSO S9Jog*a *s01U09LASJAYpuey o u s CNVdXdYOLINOWLAALNO24Sutsn10e19 -SO3899 4 UO9dUaTajaryndynoue YSsTIqeis|p “VEOP9POIN e8YyUO UOTJVOIpUT AT BIOFapnydureyndjzno ysnlpysdo9070Aouonbarj10;e19S0j4s9a0g“9 A T 0 AONVU79S SOINT-SdO GT01NOLLONNAVE0rPP

38、OINES“4 (21N Tpue200S) y s a Lesuodsay Aouenberg*P7-Gamnsty viniordy 2s01-8-vE0r YALSWLIOA ovYOLVTNINSO 1S3L veor dy atqrssod sey10ysse aqp l n o y saTqeoeIxeooda y ,“p-GeaNsIyut UMOYSSBYEOH2PON01 0 7 T9SOjS9O9UUODvB *yS0osuodsezAduenberj OWTpus 24 0024LOypartnbasare(YSsnorypsIeTBOGASPOTT Tepom-dy-)

39、1ostserBuTeVUTUIIE, 7 OG Bpue(103zeT “ITSO SALVZG99POW-dy-)10,eTTIS489Y“OT-S VE0P S P O b - suo Jay Section V Paragraphs5-17to5-22 STD-A-0391 ot,Model403A Connector, male1251-0174 Connector,male,w/in-|1251-0175 sulator Lug,terminal900360-0042 Resistor,100Kohms,0757-0839= 1%,1/2W Washer,int.lock2190-

40、0007 Spacer,6-32threaded0380-0058 Shield1251-0173 Screw,bind.head,6-32| 2470-0001 x 1/4in. b.SetModel403AFUNCTIONto 15CPS-1MC. SetRANGE to 1 V. c.Settestoscillatorfrequencyto100cps.Ad justamplitudefora 1 V indication onthe Model403A. d.IncreasetestoscillatorfrequencyuntilModel 403Aindicationdropsto0

41、.707V.Thisshould occurat a frequency of637ke orhigher, verifying aninputcapacityoflessthan25 pf onthe1 V range. e.Resettestoscillatorfrequencyto100cps.Set Model403ARANGEto0.1V.Adjust test oscillatoramplitudefora0.1Vindicationon theModel403A. f.IncreasetestoscillatorfrequencyuntilModel 403Aindication

42、dropsto0.707V.Thisshould occur at a frequency of398kc orhigher, verifying aninputcapacityof 40pf orlesson the0.1V range. 5-17.NOISE TEST. 5-18.A shielded100kQloadisrequiredforthistest. NOTE Figure5-8liststhepartsandshows theconstructionofthe100kQshielded load. a.Connecta shielded100kQloadacrossthe M

43、odel403AINPUTterminals asshownin Figure5-9. Figure5-9.NoiseTest b.Set FUNCTIONto 15 CPS-1MC;setRANGE to0.001V.Aftertheinitialtransient,the Model403Ashouldindicatebetween0 and 6% offullscale.This verifi esnoiselessthan 6%offullscaleonthe0.001 V range. c.SwitchRANGEto0.003V.Metershouldin dicate betwee

44、n 0and3%offullscale. d.Repeatstepcforthe0.01to300V ranges. On eachrangethe metershouldindicate be tween0and3%offullscale,verifyingnoise oflessthan 3% offullscaleonallranges above0.001V. 5-19.ADJUSTMENTANDCALIBRATION. 5-20.Thefollowingparagraphscontaina complete adjustmentandcalibration procedurefort

45、heModel 403A.Figures5-1and5-2showthelocation ofthe internaladjustments.F o rbest accuracy,thead justmentsshouldbeperformedintheordergiven. 5-21.METERMECHANICALZEROADJUSTMENT. 5-22.Themetermechanicalzeroshouldbe checked whentheinstrument is at normal operatingtempera ture,initsnormaloperatingposition

46、,andturned 00125-4 G-S sjueurjsnpy ssuodseyAouenberyOT-geans1q vIttordy uaidvav2601-8-vE0% acer) agvoirdy AYHL0333 vos “VE0PT9POIN dyUOUOTIVOIPULA 0(SddOOFAOS)6U3SNIpyf sdo007 SUILIA OG 0INdyNOLOZeIQITedTayJeUTIOAJOG1 A 00 AONVEVEOPS P O39S*U *19O8UVEOP E P Oe y UOUOTeO - I p u lA0B40F(SdoOOFA0)SU I

47、sNfpy“3 sdo007 S U IAQ0JNdyNOTOJeIQITVdIaOUTIIOAJES“J A00 AONVEVEOPTPPOW3S2 * 1 9 9 UVEOP A P O84UO UOTedIpUT AT0O 10(ONYAW OTI V OUALAW)PrusnlpyPp -yndynosdoOOF swAT0OIOJTOyeIqIedIaeUIZJOAJegd O0A Op VY“HZ-G NOLLVUEITVOLSALAMALLVE*2-s 2pueq e sdajs yeoderaSIMYDOTOIEjUNODALJ00p e u r st M I D SJoSUT

48、sNpedyeOsNedeqdajss1ySulsnp SeAOUJOWUIOdFZ uoIsuedsns19EUr9 y WOT MOINSJUSUIASNpe9Y99.10 9BSTMYOOTI.19UNOD soo13apct Ajayeu1xorddem o d sJuowjsnpea y a y e j o rO10zZuO A TJOexXe S1IazUIOda y U s y M*d q pue e sdeyjsyeodero18zsOOYysSAeAOIazUIOd9YFJ o 1 0 zyeATOexe$119qUTOdo y UaYyMdosfasTM -YO0DMOIO

49、SJUOUTISNpeoYeye0AATINJoIVD*q *O19Z JO YETe y 0.19qUTOd190UTa y UOTISOd0Mazos quourjsnpeo198zTeoUBYoeUTI 9 a U IBYaIeOY“ze squoujysnipe BUIMOTIOF9YWAOFIEdyYIeUUOTJeIQITVDO10Z1900UT a y uO ATOeXES O IJOUSSOPJejUIOdZaJEUIOyFT“JJO VEO? T9POIN Section V Paragraphs _ i.Establish anoutputreference onthetestos cillator usingtheOUTPUTMONITOREX PANDswitchandREFSETcontrols. j.Increase oscillator.frequencyto1mc.Re adjustoscillatoramplitudetomaintainset reference. k.AdjustC2(0.3V 1MC)fora0.3 V indication ontheModel403A. m.ConnecttestsetupshowninFigur