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HP 5065A, Руководство по эксплуатации и обслуживанию

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Содержание 5065A

Страница 1: ...E R V I C E M A N U A L 5065A RUBIDIUM VAPOR FREQUENCY STANDARD WaHWBMfC io a Reproduced with Permission courtesy of Agilent Technologies Inc PDF produced IS September 2009 by Brian Kirby KD4FM NOT FOR RESALE a HEWLETT PACKARD 5 ...

Страница 2: ... designated by HP will be performed at Buyer s facility at no charge within the HP service travel area Outside HP service travel areas warranty service will be performed at Buyer s facility only upon HP s prior agreement and Buyer shall pay HP s round trip travel expenses For products returned to HP for warranty service Buyer shall prepay shipping charges to HP and HP shall pay shipping charges to...

Страница 3: ...A OLDER INSTRUMENTS Changes required to backdate this manual for older in struments are in Section VII OPTIONS For instruments having Options 001 002 or 003 refer to Sections III through VII Copyright HEWLETT PACKARD 1979 5301 STEVENS CREEK BLVD SANTA CLARA CALIF 95050 Manual Part No 05065 9041 Microfiche Part No 05065 9042 Printed NOV 1979 What HEWLETT mllHM PACKARD ...

Страница 4: ... technical operations Section V contrains disassembly and repair procedures and an in cabinet performance check Section VI lists replaceable parts Section VII gives options and manual changes information Section VIII contains circuit diagrams component locators and waveforms Included are adjustment procedures and troubleshooting information HOW TO ORDER To order an operating and service manual con...

Страница 5: ... Long Storage 3 1 3 10 Frequency Offset and Calibration 3 2 3 18 Frequency Comparison Using K34 59991A Linear Phase Detector 3 5 3 19 Operation with Time Standard Option 001 or 003 3 9 3 22 Setting the Clock Phase to an External Clock 3 9 3 24 Automatic Synchronization 3 9 3 26 Manual Synchronization 3 9 3 28 Setting the Clock 3 9 3 29 Operation with Standby Power Supply Option 002 3 11 IV THEORY ...

Страница 6: ...3 5 3 5 Equipment Setup for Calibrating Phase Measurement System 3 7 3 6 Equipment Setup for Frequency Difference Measurement 3 8 3 7 Internal Measurement with Automatic Synchronization 3 12 3 8 Internal Measurement with Manual Synchronization 3 12 3 9 Front Panel Controls 3 13 3 10 Rear Panel Operating Controls 3 14 3 11 Top Operating Controls 3 15 4 1 Rubidium Absorption Plot 4 1 4 2 Rb87 Absorp...

Страница 7: ...nal Views 8 4 8 4 Wiring Diagram Sheet 1 of 3 8 5 8 5 Bottom Internal View 8 6 8 6 Wiring Diagram Sheet 2 of 3 8 7 8 7 Wiring Diagram Sheet 3 of 3 8 9 8 8 Synthesizer Assembly A1 Block Diagram Digital Section 8 11 8 9 Synthesizer Assembly A1 Digital Section Sheet 1 of 2 8 17 8 9 Synthesizer Assembly A1 Phase Locked Oscillator Section Sheet 2 of 2 8 19 8 10 A2 Battery Charge Assembly Option 002 and...

Страница 8: ...5 1 5 2 In Cabinet Performance Check 5 2 5 3 Circuit Checks 5 8 5 4 Signal Checks 5 10 5 5 Recommended Test Equipment 5 11 5 6 A5 Troubleshooting 5 17 6 1 Table of Abbreviations 6 1 6 2 Replaceable Parts 6 3 6 3 Option 002 and 003 Replaceable Parts 6 21 6 4 Option 001 Replaceable Parts 6 23 6 5 Options 001 003 Only Replaceable Parts 6 27 6 6 Manufacturers Code List 6 31 7 1 Manual Changes 7 1 7 2 ...

Страница 9: ...Model 5065A Circuit Diagrams Theory and Maintenance Figure 1 1 Model 5065A and Accessories Shown with Option 003 001 002 003 AC POWER CORD RACK MOUNT KIT i ACCESSORY KIT T 1 0 ...

Страница 10: ...ET 1 6 Circuit Checks and Outputs 1 7 The CIRCUIT CHECK switch and meter provide continuous monitoring of outputs and other signals The CONTINUOUS OPERATION lamp gives an indi cation of correct operation The 5 MHz 1 MHz and 100 kHz output levels are at least t volt rms when properly terminated with 50 ohms 1 9 The definitions of the following terms apply to these terms as used throughout this manu...

Страница 11: ...3 1251 0126 8710 0033 05060 6116 05065 6064 05065 6065 05061 6073 Accessory Standby Power Supply Cable Extension Slides and Rack Standby Power Supply Rack Mount Kit Description 24 Vdc 2 ampere supply with 18 ampere hours standby batteries Connects 5065A to 5085A dc output Permits sliding instrument out and tilting from rack mounted position 24 Vdc 2 ampere supply with 12 ampere hours sealed standb...

Страница 12: ... Levels 1 V rms into 50 ohms at 5 MHz 1 MHz 100 kHz Connectors BNC Front and Rear for 5 MHz 1 MHz 100 kHz Harmonic Distortion 5 MHz 1 MHz 100 kHz Down more than 40 dB from rated output Nonharmonically Related Output 5 MHz 1 MHz 100 kHz Down more than 80 dB from rated output Signai to Noise Ratio For 1 and 5 MHz 87 dB at rated output in a 30 kHz noise bw ENVIRONMENTAL Temperature Operating 0 to50 C...

Страница 13: ...shes when ac power is interrupted and battery is being used A continuous light indicates a fast charge condition OPTION 003 Combines Options 001 and 002 PERFORMANCE OF QUARTZ OSCILLATOR ONLY Rubidium Control Loop Open AGING RATE 5 x 10 10 per 24 hours FREQUENCY ADJUSTMENTS Fine Adjustment 5 x10s range with dial readings of parts in 1010 Coarse Adjustment 1 part in 106 screwdriver adjustment at fro...

Страница 14: ...nnect the power supply as shown in Figure 2 1 The short should remain in place on the power supply output f Set power supply voltage and current controls to minimum position The precautions of steps d e and f are to prevent the filter capacitor on the power supply output from discharging into the RVFR g Turn on Power Supply and adjust voltage high enough so output current can be set with current l...

Страница 15: ... screwdriver in the switch slot and set the switch to expose the correct numbers to correspond to the line voltage used Table 2 1 The instrument is supplied with a 115 volt fuse change this fuse for 230 volt operation Table 2 1 IMPORTANT Before connecting ac power to the instrument be certain slide switch is properly positioned for 115 or 230 volt operation Table 2 1 115 230 Volt Conversion Conver...

Страница 16: ...f instrument see Figure 2 2 Instrument is now ready to mount in standard 19 inch rack Table 2 2 Mating Connectors Connector Description Rear BNC Female jack J1 2 3 4 5 EXT DC 5 pin male jack J9 AC LINE 3 pin male jack J8 Front Panel OUTPUT Signal jacks J10 11 and 12 1 PPS BNC jack J14 Option 001 only Connector HP Part No 1250 0140 1251 0111 1251 1458 1250 0102 1250 0102 Mating Connector HP Part No...

Страница 17: ...us pected The following procedure should be used to incor rect cell flooding a Remove all power from 5065A and remove bot tom cover b Disconnect the red and black twisted pair of wires from XA4 1 and XA8 1 respectively c Obtain a current limiting power supply capable of producing 1 amp power supply voltage is not important d Before turning on power supply place a short across its output terminals ...

Страница 18: ...ppear If possible set the 5065A oscillator against a reference standard before proceeding n Check 2ND HARMONIC meter readings twice per day until reading is greater than 10 or reaches a maxi mum If this does not occur within 15 days then cell flood ing is not the problem o When checking 2ND HARMONIC meter reading also record meter reading in PHOTO I position p When 2ND HARMONIC reading is maximum ...

Страница 19: ...ack loop is locked If not refer to Section V Use 50 il load on outputs 7 Rotate CIRCUIT CHECK all positions and check for meter readings Table 3 1 If readings do not check out refer to troubleshooting infor mation in Section V Note After a 1 hour warmup the 5065A is within approximately 1 part in 10 of the UTC Time Scale and within approximately 5 parts in 10 after 4 hours NOTE If CONTINUOUS OPERA...

Страница 20: ...r more of the following troubles 1 Quartz oscillator not locked to Rubidium resonance 2 2nd harmonic signal too low 3 Fundamental signal too high 4 Cell pr lamp ovens not operating normally Check CELL OVEN and LAMP OVEN on CIRCUIT CHECK meter If meter is maximum TURN INSTRUMENT OFF 5 Synthesizer failure 6 FUNCTION switch not set to OPER 3 14 The two following calibration technique measures the cha...

Страница 21: ...ord as illustrated in Figure 3 4 Model 5065A Circuit Diagrams Theory and Maintenance Figure 3 4 Error Measurement e Since one minor division of the MAGNETIC FIELD adjustment changes the 5065A frequency by 4 parts in 1012 in Figure 3 4 the dial would be changed one minor division During the phase measurement a cw movement of the HP 8405A phase meter indicates the 5065A frequency is higher than the ...

Страница 22: ... panel MAGNETIC FIELD con trol setting and record this setting in Item 7 L 3 6 Change Instructions 9 Algebraically add the new MAGNETIC FIELD control setting from the setting recorded in Item 7 Record this total in Item 8 NOTE If the addition performed in Step 9 gives a negative number or a number greater than 10 the synthesizer setting selected in Item 4 must be changed Select the adja cent offse...

Страница 23: ...ing offset to be adjusted by 98 MAGNETIC FIELD control 6 Change required in MAGNETIC 49 FIELD control setting 7 Present MAGNETIC FIELD control 5 00 setting 8 New MAGNETIC FIELD control 4 51 setting 9 New offset settings are a Synthesizer TW switch b Synthesizer HI LO switch c MAG FIELD control 8619 8238 HI 173 770 172 789 Item 3 Item 4 Item 5 98 2 49 5 00 Item 4_ Item 4 Item 8 8238 HI 4 51 Figure ...

Страница 24: ...l setting Present MAGNETIC FIELD control setting New MAGNETIC FIELD control setting New offset settings are a Synthesizer TW switch b Synthesizer HI LO switch c MAG FIELD control OFFSET x10 10 TW SWITCH SETTING HI LO SWITCH Item 3 Item 4 Item 5 2 Item 6 Item 7 Item 4 Item 4 Item 8 Figure 3 6 Equipment Setup for Frequency Difference Measurement CESIUM BEAM FREQUENCY STANDARD HP506IA BNC TEE I02I8A ...

Страница 25: ...ith an external 1 PPS reference proceed as follows a Remove the top cover for access to TIME DELAY controls b Rotate the 0 1 sec TIME DELAY control maxi mum cw for minimum delay do not overtighten c Set the TIME DELAY thumbwheel switches for the desired time delay of the clock pulse The thumbwheel switches read directly However there is a 9 11 yusec built in delay in the digital divider circuit wh...

Страница 26: ...5314685 31 5314697 02 5314702 92 5314710 04 5314716 31 5314720 81 5314726 84 5314735 34 5314741 04 5314748 20 5314757 48 5314761 22 HI LO Switch Setting LO S L O Offset x10 10 484 432 472 694 468 270 458 497 447 258 440 981 430 592 418 827 403 318 396 379 389 910 378 205 367 897 360 496 350 578 336 597 330 570 315 411 303 530 293 966 286 102 279 522 269 131 255 182 250 274 240 036 230 504 221 054 ...

Страница 27: ... 1000 619 293 966 855 841 112 423 695 305 516 291 315 411 830 264 723 264 484 432 350 578 777 700 418 827 608 302 205 481 Model 5065A Circuit Diagrams Theory and Maintenance Table 3 8 Recommended Test Equipment Instrument Type Frequency Standard Recorder Vector Voltmeter Terminations Required Characteristics Frequency 5 MHz Output Level 1 V rms into 50 ohms Strip Chart 1 inch hr Frequency 1 MHz to...

Страница 28: ...i i 1 L _ 1 1 REFERENCE CLOCK IPPS f REF _J A P T SYNC 1 INPUT 1 1 OSCILLOSCOPE HP I80A EXT B SYNC IPPS RUBIDIUM VAPOR FREQUENCY STANDARD HP 5065A Figure 3 8 Internal Measurement with Manual Synchronization COUNTER HP 5245L 4 i RUBIDIUM VAPOR FREQUENCY STANDARD HP 5065A IPPS A EX SY OSCILLOSCOPE HP I80A MC T B IPPS REFERENCE CLOCK 3 12 ...

Страница 29: ...nge of one minor division will change the frequency by 4 parts in 10 Total adjustment is 2 parts in 109 FUNCTION switch mode of operation Controls the instrument OPERATE Instrument operating with quartz oscillator locked to the RVFR resonant frequency LOOP OPEN All cir cuits operating with loop open 9 SYNTHESIZER CHECK jack Synthesizer Assembly A1 output frequency is available at this BNC jack to ...

Страница 30: ...xternal synchronizing pulse must be 5 V or more with rise time of less than 50 nsec and width 0 5jusec 4 EXT DC connector Five pin male connector Connects 5065A to external 24 volt dc supply 1 2 3 5 EXT DC fuse F2 3 ampere fuse HP Part No 2110 0003 for external 24 volt dc power 6 115V 230V AC LINE switch Set to expose correct 115 or 230 for the ac line voltage used 7 AC LINE jack Accepts round fem...

Страница 31: ...external reference pulse and the internal 1 pulse per second clock pulse Adjustable in decade steps from 1 ps to 1 sec 5 0 1 MSEC TIME DELAY control Options001 and 003 only c allows continuous adjustment of clock pulse delay over any 1 jsec range 3 Clock SYNC switch Option 001 and 003 onlyi Synchronizes digital clock with an external clock when depressed clock remains synchronized when released 6 ...

Страница 32: ... A 100 MHz oscillator in A12 RVFR Assy drives the lamp filled with Rb87 gas The resulting light output passes through the Rb85 filter cell and the Rb87 absorption cell The light output of the Rb87 absorption cell is monitored by a photodiode Rb85 photo excitation is removed in the Rb85 filter cell to remove undesired transitions When the Rb87 gas is excited by the 6 834685 GHz microwave field at i...

Страница 33: ...de is proportional to the 137 Hz input amplitude This dc output goes to the ERROR position of the CIRCUIT CHECK meter and to A9 Integrator Assembly 4 10 In A9 Integrator Assembly the dc error signal is amplified and integrated to slow feedback loop response Connecting to this assembly is the FUNCTION switch which opens the control loop so that the A10 Oscillator can operate independently In this L...

Страница 34: ...l d Cell Temperature Signal e Lamp Temperature Signal f Function Switch Signal Non Operational Condition When present When absent When too much signal When cell oven is full on or turned off When lamp oven is full on or turned off When present with Function switch at LOOP OPEN 4 20 OPTION 002 STANDBY POWER SUPPLY 4 21 Standby Power Supply Option 002 automatically cuts in battery power if there is ...

Страница 35: ...ldout page The individual foldouts include theory normal oper ation operational checks troubleshooting including waveforms and or voltages and required circuit align ment after repair or replacement 5 5 INSTRUMENT ACCESS 5 6 For access to the modules or circuit boards in the instrument remove top and bottom covers Remove four screws from the cover and slide it towards the rear To replace cover rev...

Страница 36: ...o all its positions CIRCUIT CHECK meter indications should be as in Table 5 3 2 OUTPUT FREQUENCIES Place instrument in operation CONTINUOUS OPERATION light on ALARM light off Connect 5 MHz from a Primary Frequency Standard as an external time base to an Electronic Counter Connect the Counter to each of the following OUT PUTS of the instrument under test FRONT PANEL 1 MHz 5 MHz 100 kHz REAR PANEL 1...

Страница 37: ...nstrument 5 MHz output and connect to 1 MHz output jack Check spectrum at 1 MHz center 5 kHz All sidebands should be 80 dB below the carrier c Remove connection from instrument 1 MHz output and connect to 100 kHz output jack Check spectrum at 100 kHz 5 kHz All sidebands except harmonically related should be 80 dB below the carrier Disconnect equiment from instrument 6 CLOCK PULSE CHECK OPTION 001 ...

Страница 38: ... 1 PPS from 5065A through 50 ohm feedthrough termination to START input 5 Set FUNCTION Tl 5370A should dis play approximately 1 second Reading will change slightly every othersecond START and STOP lights should be flashing at a 1 second rate 6 Set STATISTICS STD DEVIATION SAMPLE SIZE will automatically go to 100 7 Measurement of RMS pulse jitter takes about 3 1 2 minutes During thistime the displa...

Страница 39: ...for mation provides the necessary operating param eters to enable the operator to verify the 5065A specification over the measurement range The test assumes that the reference standard is an HP Model 5061A with option 004 or another 5065A To perform the tests connect to 5390A FSA System as shown in Figure 5 5 Input information to FSA System as follows Step 1 2 3 4 5 Data Requested Program name Max...

Страница 40: ...TIME SCALE thumbwheel switch and HI LO switch settings against the UTC settings on the operating card mounted on the front panel door c Check synthesizer frequency according to the table on foldout page which lists synthesizer output fre quencies versus TIME SCALE settings NOTE If CONTINUOUS OPERATION light goes out after instrument has warmed up the CIRCUIT CHECK meter switch should be set to the...

Страница 41: ...t is indicated by the erroneous meter reading the CIRCUIT CHECKS table provides the necessary tests to further pinpoint the trouble Where pertinent the CIRCUIT CHECKS table refers to the SIGNAL CHECKS table for further tests 5 17 A fault is normally first seen when CONTINUOUS OPERATION light goes off The first step in finding the trouble is to use the front panel CIRCUIT CHECK meter Table 5 3 CIRC...

Страница 42: ...rough A17 3 to S4 C LAMP and through A17 4 to S4 D CELL This meter signal indicates power applied to proportional oven in A10 Oscillator Assembly Routes through A17 5 to S4 E Normal reading achieved after oven is at operating temperature about 1 hour Meter signal is A12 RVFR photo diode current routes through A7 Assembly and through A17 6 to S4 F Normal reading indicates Rb87 lamp is on Checks to ...

Страница 43: ...ront and rear output jacks 1 MHz signal routes from A6 Freq Div through A17 14 toS4 R 100kHzsignal routes from A4 Freq Div through A17 15 toS4 S Checks to Make if Reading Abnormal If signal is low but not zero 1 Check front and rear jacks for loading meter reading is estab lished with no cables or other loads connected 2 Perform Output Voltage and Waveforms check described in Figure 8 20 If signal...

Страница 44: ... on foldout Page 8 11 Continue adjustment until meter is at the resonant point Then proceed to step 5 If meter does not respond in the preceeding ERROR adjustment but reacted normally in step 3 check A7 output amplifier circuit interconnection between A7 and A8 the phase detector circuit in A8 and also the ERROR metering circuit See Figure 5 7 Figure 5 7 Meter Response in ERROR Position 5 6 FREQUE...

Страница 45: ...o 10V rms Frequency Range 500 kHz to 60 MHz Accuracy 3 full scale Range 0 to 20 Vdc Output I 0 to 1A Line Regulation 0 001 Resolution of 2 nsec per measurement Resistance Range 10H to 10 Mfl Voltage Range 0 1 to 100V full scale Voltage 2 full scale Frequency Range 100 kHz to 10 MHz Input Sensitivity 1Vrms Output 1V into 100Kfl for 360 phase change Range 3 mA to 30 mA Accuracy 0 1 mA 3 full scale V...

Страница 46: ...the A5 Assembly in no way affects operation of the rest of the 5065A circuits b Figure 5 9 shows the RF alignment test equip ment setup c Before proceeding locate the resonance signal and set up a frequency offset as described in Para graph 5 24 Figure 5 9 R F Alignment Setup HPI8CA OSCILLOSCOPE HORIZ INPUT A8TP2 VERT INPUT A8TP3 HP5065A RU8IDIUM VAPOR FREQUENCY STANDARD HP4I0C DC VOLTMETER A3TP2 ...

Страница 47: ...incide When this adjust ment is properly made the oscilloscope pattern will look similar to Figure 5 10 with the ends of the pattern coin voiding but with less amplitude Adjust A3R3 cw until a phase shift starts the end of the oscilloscope pattern just start to split m Repeat step k to ensure the matching network 1 A 3 C 5 9 A3C61 and A3L25 and diode bias A3R40 _ are optimized RF alignment is comp...

Страница 48: ...ector and Integrator Zero Adjustment a Set FUNCTION switch to LOOP OPEN b Disconnect yellow lead slide on connector from A7 AC Amplifier c Connect a dc voltmeter to A8TP3 and adjust A8R35 for a reading of less than 1 mV dc d Disconnect dc voltmeter from A8TP3 and con v nect it to CONTROL jack on the rear panel e Connect a short jumper between pins 14 and 15 on A9 Assembly socket XA9 to short the A...

Страница 49: ...utes then reconnect the instrument to the ac power source Set the Battery switch to RESET then to FAST CHARGE for at least 16 hours 5 34 BATTERY lamp should be on for this time period At the end of the charge period set the Battery switch to FLOAT NOTE Several exercise cycles may have to be performed if the internal battery is left in TRICKLE CHARGE mode for long periods of time The meter reading ...

Страница 50: ...o Check preset pulse at A5A3 Q8 10 12 I O Yes Check IC17A B Yes Check reset pulse at A5A3 Q7 9 11 I No Check gating signal at No Troubleshoot A5A3 Q7 9 11 ICl 5 Troubleshoot 4 2VonA5Al I No A5A3IC17B 7 O Troubleshoot A5A3 Q6 IC2C D Yes I Yes Check sig at A5A3IC12A 6 Check CR1 thru 16 CR19 thru 26 Check preset signal paths to thumbwheel switch for short No Yes Yes I Troubleshoot 1 MHz input ckts A5...

Страница 51: ...Hz Outputs 3 Output Voltages Waveforms 4 Harmonic Distortion 5 Non Harmonic Distortion 6 Frequency Stability 7 Option 001 Time Standard RMS Deviation 1 sec averaging 10 sec averaging 100 sec averaging See Table 5 3 Correct Frequency at least 1 V rms 40 dB 80 dB 1x10 11 Rate 1PPS Width 20 isec Level 10Vp p 10 Rise Time 50nsec Fall Time 1 jsec Jitter 1 nsec Delay 10 usecto 1 sec I I v I I 1fi I I fi...

Страница 52: ...linear taper lock washer logarithmic taper low pass filter milli 10 3 meg 106 metal film metallic oxide manufacturer mega hertz miniature momentary metal ozide substrate mounting mylar nano 10 9 normally closed neon nickel plate N O NOM NPO NPN NRFR NSR OBD OH OX P PC PF PH BRZ PHL prv PNP P O POLY PORC POS POT PP PT PWV RECT RF HH mechanical part plug transistor resistor thermistor switch transfo...

Страница 53: ...andard Panel Insert Panel Option 001 Insert Panel Option 002 Insert Panel Rear Plate Left Panel Retainer 51 2 Mod Handle Handle 5H Side Foot Assembly FM Trim Strip Rear Side Plate Cover Front Side Plate Cover Kit 5H Rack Mount 5060 0732 05061 2041 05065 2048 05065 0008 05065 0050 05065 2018 05054 0051 05010 0582 05061 2022 05065 0052 05061 0022 05065 0053 05065 0009 05065 2017 5060 0766 5060 0222 ...

Страница 54: ...CITOR FXD IUF 10 35VDC TA CAPACITOR FXD 47UF 80 20X 25VDC CER CAPACITOR FXD 1UF 8o 20X 50VDC CER CAPACITOR FXD U7UF 0 20X 2SVDC CER CAPACITOR FXD 01UF 80 20X 100VDC CER CAPACITOR FXD IUF 20X 25VDC CER CAPACITOR FXO luP 20X 25VOC CER CAPACITOR PXO IUF 80 20X 50VDC CER CAPACITOR FXD 500PF 300VDC MICA CAPACITOR FXD lnOOPF 2X 300VDC MICA CAPACITOR FXD 01UF S0 20X 100VDC CER CAPACITOR FXO 01UF 80 20X 1...

Страница 55: ...NEG EDGE TRIG COIL HLD 5 6UH 0 0 45 1550X 375LS N0M COIL MLD 4 7UH tot Q 33 1S50X 375LS N0M COIL MLD 100UH tot 0 30 2SDX 3I3LS N0M COIL MLO 10UM io 8 55 155DX 375LS N0M COIL MLD 1MH 5X Bl60 140X 44LS N0M COIL MLD 1UH ioX 0 50 155DX 37SLS N0M COIL MLD 1MH 5X 0 60 14DX 44LS NQM COIL MLD 4 7MH SX GI80 24DX 74L6 N0M TRANSISTOR NPN 2N3054 81 TO 66 PD 25W TRANSISTOR NPN SI PDP300MW FT1600MHZ TRANSISTOR ...

Страница 56: ... 800 RESISTOR IK 2X 125 F TC 0t 100 RESISTOR 1 6K 2X 125 F TC OflOO RESISTOR 120 2X 125 F TC Ot 100 RESISTOR 3K 2X 125 F TC 0 00 RESISTOR IM U 125 CF TC 0 500 RESISTOR 500K IX 125 CF TC O 500 RESISTOR 33K 2X 125 F TC 0 100 RESISTOR 2 21 ix 125 CF TC fl 800 RESISTOR 0 75M 2X 125 CF TC o 1300 RESISTOR 10K 2X 125 F TC 0 100 RESISTOR 6 8K 2X 125 F TC 0 100 RESISTOR 2 7M IX 1 5 CF TC 0 800 RESISTOR 6 2...

Страница 57: ...TOR FXO OIUF 60 20X IOOVDC CEP CAPACITOR FXD 022UF t 20X 50VDC POLYE CAPACITOR FXO 910PF 5 IOOVDC M ICA CAPACITOR FXD OIUF 80 20X IOOVDC CER CAPACITOR FXD 047UF 20X 50VDC POLYE CAPACITOR FXD 220PF 5X 500VDC MICA CAPACITOR FXO 60PF 5X JOOVDC MICA CAPACITOR FXD OIUF 20X 50VDC POLYE CAPACITOR FXD OIUF 20 50VDC POLYE CAPACITOR V TRMR CER 9 JSPF 200V PC MTG CAPACITOR FXD OIUF 20 50VDC POLYE CAPACITOR F...

Страница 58: ...0M COIL MLD 17UH IOX 9 05 0950X 25LG N0M COIL MLO 6 8UM IOX 9 50 155DX 375LG N0M COIL 20 MHZ TRANSFORMERi POWER AMPLIFIER COIL MLD B 2UH IOX 9 60 095DX 25LG N0M COIL MLD 07UH IOX 9i 5 0950X 25LG N0M COIL 60 MHZ COIL MATCHING HARMONIC GENERATOR TRANSISTOR NPN 2N708 SI TO 18 PDUbOMW TRANSISTOR J FET 2N0016 N CHAN 0 MODE TRANSISTOR MOSFET 3N128 N CHAN D MODE TRANSISTOR NPN SI TO 18 PD 360M TRAN8IST0R...

Страница 59: ... CER CAPACITOR FXD 07UF 80 20X 25VDC CER CAPACITOR FxD 47llF 80 20X 25V0C CtR CAPACITOR FxD 4TUF 80 20X 25VDC CER CAPACITOR FXD 47UF 80 20 25VDC CER CAPACITOR FXD 8200PF 1X 100V0C MICA CAPACITOR FXD 47UF B0 20X 25V0C CER CAPACITOR FXD 82O0PF 100VDC MICA CAPACITOR FXD 01UF 4 10 2O0VDC POLYE CAPACITOR FXD 07UF 80 20X 25VDC CER DIOOE ZNR 5 62V 2X DO 7 PDa OW TC 916X DIODE SWITCHING JOV 5oMA 2NS D0 S5...

Страница 60: ...F 80 20X 50V0C CER CAPACITOR FXD 01UF 10X 200VDC POLYE CAPACITOR FXD iUF 80 20X 50VDC CER CAPACITOR FXD 100PF 2X 300VDC MICA CAPACITOR FXD IO00PF t 2X 300VDC MICA CAPACITOR FXD 680FF t 5X 300VDC MICA CAPACITOR FXD 01UF IOX 200VDC POLYE CAPACITOR FXD 220PF 300VDC MICA CAPACITOR FXD 01UF 10X 200VDC POLYE CAPACITOR FXD 440PF 300VDC MICA CAPACITOR FXD lUF S0 20X 50VDC CER CAPACITOR FXD lUF 80 20X SOVD...

Страница 61: ...SISTOR 51 2X 125 P TC Ot lOO RESISTOR 15K IX 125 F TC Ot 100 RESISTOR 10K 2 125 F TC Ot 100 RESISTOR 100 iX 125 F TC Ot 100 RESISTOR IK 2 i S P TC Ot lOO RESISTOR S0 2 125 F TC Ot lOO RESISTOR 51 2k 125 F TC Ot 100 RESISTOR 10K ix 125 P TC Ot 100 RESISTOR 820 it 125 P TC Ot 100 RESISTOR S K IX 125 P TC Ot 100 TRANSFORMER 5 MHZ INPUT TRANSFORMER 1 MHZ 4 MHZ TRANSFORMER 1 MHZ OUTPUT MODULE ASSEMBLY ...

Страница 62: ...RESISTOR IK 2X 125 F TC 0t 100 RESISTOR 20K 2X 125 F TC 0 100 RESISTOR 2K 2X 125 F TC 0 lOO RESISTOR JOK 2X 125 F TC 0 100 RESISTOR t 9K ix 125 F TC 0t 100 RESISTOR S 5K IX 125 F TC ot 100 RESISTOR 1 9K iX 125 F TC 0 100 RESISTOR TRMR K X MM SIDE ADJ 1 TRN RESISTOR 150K 2X 125 F TC 0 100 RESISTOR 150K 2X 125 F TC 0t 100 RESISTOR 10K 2X 125 F TC O lO0 RESISTOR 20K 2X 125 F TC ot 100 RESISTOR 300 2X...

Страница 63: ...H TRANSISTOR NPN 81 TO 18 PD 360M TRANSISTOR NPN 2N70B SI TO 16 PD 360MW TRANSISTOR NPN 2N708 SI TO 16 PD 360M TRANSISTOR NPN 2N708 SI TO 18 P0 360MW TRANSISTOR NPN 2N708 SI 70 18 PDO60MW TRANSISTOR NPN SI 70 18 PDP360MW TRANSISTOR NPN 81 TO 18 PD 360M TRANSISTOR NPN 81 TO 18 PD 360MW TRANSISTOR NPN Si TO 18 PD 360 II TRANSISTOR PNP 2N 41 SI T0 18 P0 250M TRANSISTOR PNP 2N 41 SI T0 1 P0 250MW RESI...

Страница 64: ... DO 35 DIODE ZNR 14V 5X DO 7 PD 4W TC t 056X DIODE ZNR 14V 5X 00 7 PD6 4 TC t 0S6X DIODE SWITCHING 30V SoMA 2NS DO 35 TRANSISTOR JFET DUAL N CHAIM D MODE S I TRANSISTOR JFET DUAL N CHAN D MODE S I TRANSISTOR NPN SI TO 39 PDlSOOMN TRANSISTOR PNP 81 TO 92 PD 625Mw RESISTOR 100K 2X 125W F TC OftOO RESISTOR 51K 2X 125W F TC 0 100 RESISTOR TRMR 200 SX WW SIDE ADJ 22 TRN RESISTOR 56K 2X 125 F TC Ot IOO ...

Страница 65: ...TRANSISTOR NPN SI TO 18 P0O60M TRANSISTOR NPN 2N10S1S SI TO I PD l TRANSISTOR NPN 2N3051S SI TO PD iw RESISTOR 962 475 X 05 P W TC 0 IO RESISTOR 2 475 1 05 P m TC 0 IO RESISTOR J o IX 125 PKI TC 0 10 RESISTOR 1 0 IX 125W Pun TC 0 10 RESISTOR 410 IX 125H PWN TC o 10 RESISTOR 180 IX 125wp w TC 0 10 RESISTOR 51 2X 125 F TC Ot 100 RESISTOR 51 2X 125 F TC 0t l00 RESISTOR 4 IK zx 125W F TC 0 100 RESISTO...

Страница 66: ... SI PD 200MH FTiSOOMHZ TRANSISTOR NPN 81 PDP200MW FTUOOMHZ RESISTOR 51 2 1 2 5 F TCiOt 100 RESISTOR 160 2 12SW F TC O 100 RESISTOR J I K 2 125 F TC 0 100 RESISTOR 51 2X 1 2 5 F TC 0 100 RESISTOR 510 2X 125 F TC 0 100 RESISTOR 200 2 I25W F TC Ot 100 RESISTOR IK 2X 125W F TC 0 100 RESISTOR 2 2 1 IX 1 2 5 F T d O t 1 0 0 RESISTOR 510 2X 125W F TC 0 100 RESISTOR 510 2X 1 2 5 M F TC 0 100 RESISTOR l O ...

Страница 67: ...RESISTOR 20K 2X 125 F TC 0 100 RESISTOR 24K 2X 2S F TO0 100 RESISTOR 20K 2 125 F TC 0 100 RESISTOR 2 4K 1 125 F TC 0 100 RESISTOR 24K 2X 125 F TOO loo RESISTOR 24K it 125 F TC Ot 100 RESISTOR 20K 2 125 F TC 0 IOO RESISTOR 24K 2 125 F TCO IOO RESISTOR 10K 2 125 F T O 0 100 RESISTOR JJK 211 125 F TC 0 100 RESISTOR 20K 2 125 F TC 0 IOO RESISTOR JJK IX 125 TC 0 100 RESISTOR 5 K IX 125 F TC 0 100 RESIS...

Страница 68: ...ot 10 RESISTOR 1 333K IX 125 PWW TCiOo 5 RESISTOR 22K 2x 125W F TC 0t 100 RESISTOR 725 U I23W Pww TC 0 2 5 RESISTOR 311 IX 125 Put TC 0 5 RESISTOR 10 2X 125 F TC 0 100 RESISTOR 10 1 125 F TC 0t l00 RESISTOR 10 IX 125W F TCiOt 100 RESISTOR too 2X 125 1 F TC 0 100 RESISTOR TRMR 2K 5X WW TOP AOJ 1 TRN TRANSFORMER XFMR 1KHZ 10VCT 12VCT FOR CALL OUTS OF COMP SEE TABLE 6 4 BOARD ASSEMBLY TERMINAL RESIST...

Страница 69: ...HM CONNECTOR RF BNC FEM SGL HOLE FR 50 OHM PART OF OPTION 001 CONNECTOR RF BNC FEM 8GL H0LE FR 50 OHM TRANSFORMER AUDIO 1 VI 120 CPSI 50 MH METER 1 75 INf 100 UA FSO PVT JEWEL TRANSISTOR NPN SI TO 8 PD 25W TRANSISTOR NPN 81 PD 25W FT OMHZ TRANSISTOR NPN SI P0 25w FTPOMHZ TRANSISTOR NPN 81 PD 25W FT OMHZ RESISTOR 15K Zx 125W F TC 0 100 RESISTOR V R PREC Ww 5 TRN 20K JX TURNS DIAL 15 TURNS MOO 2606 ...

Страница 70: ...ABLE ASSEMBLY REAR PANEL TO All NUT RF CONNECTOR BNCl 562 LI 062ID CONTACT RF CONN SERIES BNCl FEMALE CONNECTOR RF 8MB FEM UNMTD 50 OHM CABLE COAX 50 OHM 29PF FT CABLE ASSEMBLY FRONT PANEL TO A13 NUT RF CONNECTOR BNCl 562 LI 062ID CONTACT RF CONN SERIES BNCl FEMALE CONNECTOR RF 8MB FEM UNMTD 50 OHM CABLE COAX 50 OHM 29PF FT CABLE ASSEMBLY Al TO FRONT PANEL NUT RF CONNECTOR BNCl 562 LI 062ID CONTAC...

Страница 71: ... 6 SOLAR CELL TO SIGNAL AMPL CABLE ASSEMBLY TO DECK CAPACITOR FDTHRU 5000PF 80 20 500V BOARD ASSEMBLY LAMP OSCILLATOR PART OF A12A1 LAMP ASSEMBLY CAPACITOR FKD OIUF 80 203 100V0C CER eAPACITOR FxO HOPF 5 100VDC MICA CAPACITOR FXD 1PF t 5X 500VDC CER O f 30 CAPACITOR FXD J pF 25RF SOOVDC CER DIODE STABISTOR JOV 150MA DO 7 COIL LD 4 7UH 103 0 11 IS5DX 175L0 N0M COIL MLD 4 7UH ioX 0 11 155DX J75LG N0...

Страница 72: ...SISTOR NPN SI TO 14 pD 800MW TRANSISTOR NPN SI TO 19 PD SOOMW TRANSI8T0R PNP SI TO 19 PD 600 W TRANSISTOR PNP 2N4214 SI TO 5 PD 1W TRANSISTOR NPN SI TO 8 PD 25W TRANSISTOR NPN Jl TO 19 PD SOOMw RESISTOR 1 8K 2 125W F TC 0 100 RESISTOR 2oK 2X 25W F TC Ot 100 RE8IST0R 200 2X 125W F TC 0 100 RESISTOR 20K 2 125W F TC Ot 100 RESISTOR 100K 2X 125W F TC 0 I00 RESISTOR 100 2X 125W F TC 0 IOO RESISTOR 1 6K...

Страница 73: ...osots totz ll 0 002 142 00tt 11SIMU 1 U0 8U I HOLDER BATTERY CABLE ASSEMBLY BATTERY LAMR JNCANO HI zavDC OMA T I J BULB BATTERY 25 2V 1 25A HR NI CD W RLEX SNITCH TOL SUBM1N OROT SA 1IIVAC LAMRHOLDER AMB TR SJ2 DIA HUSO unto ZSOSo 26 S0 2S4So 281180 05065 0026 05065 t0t2 21 0 002S 1420 0066 J101 U6U 1150 01 to 6 22 See introduction to this section for ordering information indicates factory selecte...

Страница 74: ...BMINI 040 ID WASHER RF CONN SUBMINi 104 ID WASHER RF CONN SUBMINi 112 ID NUT RF CONN SUBMINI FOR SO OHM CONNECTOR RF SMB FEM UNMTD 50 OHM CABLE COAX 50 OHM 29PF FT CABLE ASSEMBLY DISITAL DIVIDER CONNECTOR RF SMB FEM UNMTO 50 OHM CONT RF CONN SUBMIN SERIES INSULATOR RF CONN SUBMINi 040 ID FERRULE RF CONN SUBMINI 065 ID WASHER RF CONN SUBMINi 104 ID lASHER RF CONN SUBMINi U 2 ID NUT RF CONN SUBMINI ...

Страница 75: ... SI PD 100M FT 600MHZ TRANSISTOR NPN 81 P0 300MK FT 600MH2 TRANSISTOR NPN SI PD 300MH FT 600MHZ TRANSISTOR NPN 81 PD 300MW FT 600MHZ RESISTOR IK 2X 125 F TC 0 100 RESISTOR 8 2K IX 125 F TC 0 100 RESISTOR 10K 2X 125 F TC 0 100 RESISTOR IK 2X I25N F TC 0 IOO RESISTOR 100 2X 125 F TC 0 lOO RESISTOR 100 2X 125 F TC 0 100 RESISTOR 680 2X 125 F T C O 100 RESISTOR 100 2X 12SW F TC Ot 100 RESISTOR IK 2X 1...

Страница 76: ... BE kOV 0MA IUS DO 7 DIODE BE kOV ftoMA IUS D0 7 OIODE BE 60V oMA IUS DO 7 DIODE SE 60V 60MA IUS 00 7 OIOOE BE kOV OMA luS DO 7 DIODE BE 60V OMA IUS 00 7 DIODE SE 60V 0MA IUS DO 7 DIODE SwITCHINB 30V 50MA 2NS 00 35 DIODE SWITCHING 30V 50MA 2Nj D0 35 OIODE BE kOV kOMA IUS DO 7 DIODE SE kOV kOMA IUS DO 7 DIODE GE 60V 0MA IUS D0 7 DIODE GE 60V 0MA IUS 00 7 DIODE GE 60V OMA IUS DO 7 DIODE SE 60V kOMA ...

Страница 77: ...t 100 RESISTOR 2K 2X 1 2 5 F TC 0 IOO RESISTOR 2K 2X 1 2 5 F TC 0 100 RESISTOR 2K 2X 1 2 5 F TC 0 100 RESISTOR 2K 2X 125 F TC 0 100 RESISTOR IK 2X 1 2 5 F TC 0 IOO RESISTOR 2K 2X 1 2 5 F TC 0 100 RESISTOR 2K 2X 1 2 5 F TC 0 100 RESISTOR 510 2X 1 2 1 F TC 0 100 RESISTOR 10K 2X 1 2 5 F TC 0 100 RESISTOR IK 2X 1 2 5 F TC 0 100 RESISTOR IK 2X 1 2 5 F TC 0t 100 RESISTOR 10K 2X 1 2 5 F TC Ot 100 RESISTO...

Страница 78: ... MICA CAPACITOR FXD 1UF 20X 25VDC CER CAPACITOR FXD 2 7UF 10X 35V0C TA CAPACITOR FXD 47UF 80 20X 25VDC CER CAPACITOR FXD k BUFt lOX 35VDC TA CAPACITOR FXD 01UF 80 20 100VDC CER CAPACITOR FXD 100UF 20X 20VDC TA CAPACITOR FXD 6 SUF 10X 35VDC TA DIOOE SWITCHINS 30V 50MA 2NS 00 35 DIODE PWR PECT 1N4720 100V 1 5A DIODE PWR RECT 1N4720 100V 1 5A DIODE PWR RECT 50V 750MA DO 29 DIODE PwR RECT 50V 750MA D0...

Страница 79: ...0 RESISTOR J 0 2X 125 F TC 0 I00 RESISTOR 100 iX 125 F TC 0 t00 RESISTOR TRMR IK 5 K T0P 0J l TRN RESISTOR 10 IX 125 F TC 0 100 RESISTOR 200 2X 125 F TC 0t l00 RESISTOR 680 2X l25w F TC Ot 100 RESISTOR 680 2X 125W F TC Ot 100 RESISTOR 100 2X l25w F TC Ot 100 RESISTOR 200 2X 115 1 F TC Ot 100 RESISTOR 200 2X 1251 1 F TC 0 100 TRANSFORMER TRtNSFORMERi ER 18VCT TRANSFORMER 24516 20516 21516 21516 215...

Страница 80: ...V 50 A 2NS 00 15 DIODE ZNR 1N53U2B 6 6V 5X PD SW TC t200X DI0DE 8WITCHINB 30V 5oMA JNS DO 35 DIOOE PWR RECT 1N4934 100V A 200NS FUSE 1A 125V FAST BLD 2B1X 093 FUSE 1A 125V FtST BLO 281X 093 COIL 400UH 15X 1 12D N0M SRF 1 HZ TRANSISTOR NPN SI PD 5oMW FT 100MHz TRANSISTOR NPN SI PD 350MW FT 1 0MHZ TRANSISTOR PNP 2N2905A SI TO 39 PD 600MW TRANSISTOR PNP SI PD llOMw FT 250MHZ RESISTOR 10K IX 125W f TC...

Страница 81: ...ESISTOR 2 1SK IX 0 5 F TC 0t 10O RESISTOR 2 15K X 0 5 F TC 0 100 RESISTOR 2 15K in 05w F TC 0 00 RESISTOR 2 15K IX 05 1 F TC OflOO RESISTOR 2 15K 1 05W F TC ot IOO RESISTOR 2 15K IX 0 5 F TC Ot 100 RESISTOR 2 15K IX 0 5 F TC 0 100 RESISTOR 36 3 1 05 F TC OflOO RE6IST0R 38 3 IX 05w F TC IO0 RESISTOR 36 3 IX 05 F TC 0 100 RESISTOR 36 3 IX 5w F TC 0 100 RESISTOR 38 3 IX 05w F TC Ot 100 RESISTOR 38 3 ...

Страница 82: ...GLASS WORKS BRADFORD NATIONAL SEMICONDUCTOR CORP HEWLETT PACKARD CO CORPORATE HQ BOURNS INC TRIMPOT PROD DIV SPECTRUM CONTROL INC STETTNER TRUSH INC SANGAMO ELECTRIC CO SPRAGUE ELECTRIC CO ELECTRO MOTIVE CORP SUB IEC TRW INC PHILADELPHIA DIV SWITCHCRAFT INC TRW CAPACITOR DIV DALE ELECTRONICS INC Address LUZERN SW HUDSON FALLS NY MILWAUKEE Wl DALLAS TX SOMERVILLE NJ BROADVIEW IL SYRACUSE NY WHIPPAN...

Страница 83: ... 8 13 to 8 15 7 11 Three changes that alter a particular assembly series number but not the instrument series number are located at the end of this section They are Change A Change B Change C Option 001 A16 Series 1532 Only Option 001 A5 Series 1840 Only Option 001 A5 Series 723 Only CHANGE 1 820 Figure 8 18 A8 Phase Detector Assembly Delete R50 10K resistor Make appropriate changes to Section VI ...

Страница 84: ...e Q1 to 1854 0092 Change Q2 Q5 Q6 Q8to 1855 0081 Change Q4 to 1854 0060 Change Q7 to 1853 0015 Change C3 to 91 pf Make appropriate changes to Section VI tables Figure 8 25 A13 Buffer Amplifier Change C7 to 100 pf Make appropriate changes to Section VI tables Figure 8 9 A1 Synthesizer Assembly Delete R97 98 99 Make appropriate changes to Section VI tables CHANGE 5 852 Figure 8 27 A15 Voltage Regula...

Страница 85: ...1 Figure 7 2 A2 BATTERY CHARGER ASSEMBLY See Page 7 3 ...

Страница 86: ...Figure 7 1 Battery Charger Assy A2 Option 002 cRs RIO Q4 Rll RI8 R3I QI3 RI7 RI5 R13 06 ...

Страница 87: ...1 REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 88: ...TTERY CHARGER ASSEMBLY 05065 6022 NOTE I SERIES 964 BATTERY CUT IN CIRCU fHIN THIS I ADO RATION TED SHOWN REFERENCE NO PREFIX BTI C4 DS3 F4 Q4 S6 DESIGNATIONS A2 CI 5 CRI 16 Kl QI 15 RI 31 SI DELETED CRI2 I4 ...

Страница 89: ...d Maintenance R ASSEMBLY 05065 6022 NOTE I SERIES 964 TO POWER SUPPLY AND REG AI5 05065 0 8AB JEFERENCE DESIGNATIONS NO PREFIX BTI C4 DS3 F4 0 4 f56 A2 CI 5 CRI 16 Kl 01 15 RI 31 SI DELETED CRI2 I4 Figure 7 2 A2 Battery Charger Assembly 7 3 ...

Страница 90: ...ce text and component locator on Page 8 29 with Page 7 29 includes Figure 7 12 Pages 6 9 6 10 Table 6 2 A7 Parts List Replace A7 parts list on those pages with con tents of Table 7 9 Pages 7 33 and 7 35 CHANGE 11 960 Page 1 2 Table 1 1 v Change AC POWER CABLE to HP Part No 05061 6091 Page 1 2 Table 1 2 Change Standby Power Supply description test line to 115 230 Vac 10 50 400 Hz Page 2 2 Table 2 2...

Страница 91: ...M 2N17U TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI NPNISELECTED FROM 2N1711 TSTR SI PNPISELECTED FROM 2N1132 TSTR SI PNP TSTR SI NPN TSTR SI NPNISELECTED FROM 2N1711 R FXD...

Страница 92: ...ignation HP Part Number Qty Description Mfr Code Mfr Part Number A2R30 A2R31 A2S6 0757 097 2 0757 0934 3101 1164 R F X 0 FLM 100K OHM 2 1 8H R FXD FLM 2 7 K OHM 2JS 1 8 M SWITCH TOGGLE DPDT 5A 115V AC 2 8 4 8 0 284 80 2 8 4 8 0 0757 0972 0757 09 34 3101 1164 See introduction to this section for ordering information 7 6 ...

Страница 93: ...ange A1A1R71 to 0757 0968 R FXD Met Flm OHM 2 VeW Factory Select Page 6 5 Table 6 2 Change A1A1R85 to 0757 0943 R Fxd Flm 6 2 Ohm 2 1 8W Factory Select Page 8 13 Figure 8 9 A1 Assembly Change A1A1C2 to 220 pf Page 8 15 Figure 8 10 A1 Assembly Change A1A1R71 to 68K Change A1A1R85 to 6200 Page 7 6 Figure 7 2 A2 Battery Charger Change A2R18 to 1600 Ohm Delete Series 964 reference at top of Schematic ...

Страница 94: ...The 1 MHz signal input to A4 is amplified by Q1 The input is also coupled through Q2 whose output connects through A4 2 to A5 Digital Divider The start signal connects from A6 1 MHz Frequency Divider through A4 4 to Q4 Q4 biases Q5 on to complete the feed back path for Q7 which then oscillates at 100 kHz Multiplier stage Q3 converts 100 kHz at its base to 900 kHz in its tuned collector circuit The...

Страница 95: ... to mount the A4 circuit card on a HP 05065 6064 circuit board extender Power should be disconnect before this assembly is removed and re installed a Signal Checks 1 To check Q1 monitor 1 MHz at CR2 2 To check Q3 short the 1 MHz input at A4 6 and then inject 100 kHz at R15 and R16 1 0 V rms Check for 900 kHz X9 at CR2 If this checks out leave the 100 kHz connected remove the short at A4 6 and chec...

Страница 96: ...1 Figure 7 5 A4 100 kHz FREQUENCY DIVIDER ASSEMBLY See Page 7 11 ...

Страница 97: ... R6 Q2 CI2 0 5 C I 4 C L6 R26 0 8 T 3 LI C5 R5 C3 T M RI5 R16 R20 RI7 R2I Cl h 06 R23 R24 CI7 CI6 C2I R27 C22 R28 R35 OIO C26 C25 C7 Rll CIO Q3 L3 C8 RI3 Cll RI8 JF C23 R30 R32 R31 Q9 R34 R38 R36 C24 R37 L5 L4 C9 RI4 T2 CR2 R22 CI5 C2 CRI R3 C27 O 2 V cm 1 lus cm 1 V cm 10 ns cm 5065A Normal operation unless noted Oscilloscope DC coupled ...

Страница 98: ...A4 lOOKHz FREQUENCY DIVIDEf 20V FROM A6 9 FROM A6 7 ...

Страница 99: ...A4 lOOKHz FREQUENCY DIVIDER ASSEMBLY 05065 SOI7 NOTE I 16 5V tio 130 7V lOOKHz SENSOR CI3 0I5 F Fi ...

Страница 100: ...ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN T0jJ7__ CLOCK n I lOOKHz l i l REFERENCE DESIGNATIONS A4 C l CRI L l Q l R l T l TP 29 5 6 10 40 3 I MHz TO DIGITAL DIVIDER A5JI 05065 D IO Figure 7 5 A4 100 kHz Frequency Divider Assem...

Страница 101: ... D I O D E S I L I C O N 30MA 30HV D I O D E S I L I C O N 30MA 30WV C 0 I L F X 0 RF 2 2 0 UH C O I L F X D RF 2 2 0 UH C Q I L F X 0 RF 2 2 0 UH COIL ASSY T S T R S I NPN T S T R S I NPN T S T R S I NPN T S T R S I NPN SELECTED FROM 2 N 1 7 1 1 T S T R S I FET T S T R S I NPNISELECTED FROM 2 N 1 7 1 1 T S T R S 1 NPNISELECTED FROM 2 N 1 7 1 1 T S T R S I NPNISELECTED FROM 2 N 1 7 1 1 T S T R S I...

Страница 102: ... 8W R FXD FLM 3 6K OHM 2 1 8H RlFXO FLM 8 2K OHM 2 1 8M R FXO FLM 51 OHM 2X 1 8W R FXD MET FLM 100 OHM 2X 1 8W R FXO FLM 1 8K OHM 2X 1 8M R FXD FLM 220 OHM 2X 1 8W RiFXD MET FLM 180 OHM 2X 1 8W R FXD MET FLM 330 OHM Z 1 8W R FXD FLM 51 OHM 2 1 8W RlFXO FLM 820 OHM 2 1 8W RtFXO FLM 5 6K OHM 2 1 8M R FXD FLM 1 3K OHM 21 1 8H R FXD FLM 1 8K OHM 2 1 8M TRANSFORMER 1MHZ 4MHZ TRANSFORMER 9MHZ MULTIPLIER...

Страница 103: ...s to the positive going transition of the input pulse at pin 5 Connecting to the 1 2 4 and 8 inputs of each decade are the thumbwheel switch connections through which the decades are preset as required for the desired Synthesizer frequency as derived from Table 3 9 The thumbwheel switch puts in binary information for the desired preset count as can be seen by the wiring diagram for one thumbwheel ...

Страница 104: ...umbwheel switch section Dependent on switch setting this pulse presets a count into the decades At the end of the 0 5 usec preset pulse input gate Q1 Q2 is open and the dividing function repeats a Decade IC10 connects between 20 V at R44 R36and 13 3VatCR14 b Decade IC7 connects between 13 3 V at CR14and 9 1 VatCR7 c Decade IC4 connects between 9 1 V at CR7 and 4 1 V at CR2 d Decade IC2 connects be...

Страница 105: ...DCW C FXD CER 0 1 UF 8 0 2 0 50VDCW C FXD CER 0 4 7 UF 8 0 2 0 25VDCW C FXO CER 0 0 1 UF 8 0 2 0 lOOVDCW C FXD CER 1 0 UF 2 0 25VDCW C FXO CER 1 0 UF 2 0 25VDCW C FXD CER 0 1 UF 8 0 2 0 50VDCW C FXD MICA 5 0 0 PF 1 C FXO MICA 5 0 0 PF 1 C FXD CER 0 0 1 UF 8 0 2 0 lOOVDCW C FXD CER 0 0 1 UF 8 0 2 0 lOOVDCW C FXO CER 1 0 UF 2 0 25VDCW C FXD CER 0 0 1 UF 8 0 2 0 100V0CW C FXD CER 0 0 1 UF 8 0 2 0 lOO...

Страница 106: ...0 MA AT IV DIODE SI 200 MA AT IV DIODE SILICON 30NA 30WV DIODE SILICON 30MA 30WV DIODEtSILICON 30MA 30WV DIODE SILICON 30MA 30WV DIODE SILICON 30MA 30WV DIODE SILICON 30MA 30WV DIODE SILICON 30MA 30HV DIODE SILICON 30MA 30WV IC RTL GATE QUAD 2 INPT INTEGRATED CIRCUIT DECADE COUNTER 5MHZ IC RTL GATE OUAD 2 INPT IC TTL DECADE COUNTER 5 MHZ MIN INTEGRATED CIRCUIT OIGITAL 4 INPUT IC RTL GATE QUAD 2 IN...

Страница 107: ...1 8W RtFXD FLM 3 9 K OHM ZX 1 8 H RtFXD MET FLM I K OHM ZX 1 8W R FXD FLM 100K OHM ZX 1 8W R FXD MET FLM I K OHM ZX 1 8W R FXO FLM 3K OHM 2X 1 8W R FXD MET FLM I K OHM ZX 1 8W R FXD FLM 10K OHM ZX 1 8W R FXD MET FLM 1 0 0 OHM 2 1 8W R FXD MET FLM I K OHM ZX 1 8W R FXO FLM 1 5 K OHM ZX 1 8W R t F X D MET FLM I K OHM ZX 1 8W R FXD FLM 1 5 K OHM ZX 1 8 H RtFXD FLM 2K OHM ZX 1 8W R FXD MET FLM I K OHM...

Страница 108: ... 1 8H R FX0 DEPC 4 75 MEGOHM 2 1 8H R FXD FLM 10K OHM 2 1 8W R FXD FLM 6 2K OHM 2 1 8W RJFXD MET FLM 2 70 MEGOHM 1 1 3W R FXD FLM 12K OHM 2 1 8W R FXD MET FLM IK OHM 2 1 8W RlFXD MET FLM IK OHM 2 1 8W RIFXO FLM 5 6K OHM 2 1 8W R FXD FLH 1 6K OHM 2 1 8W R FXD FLM 51 OHM 2 1 8W RJFXD FLM 2 7K OHM 2 1 8H RJFXD FLM 39K OHM 2 1 8W RJFXD MET FLM 100 OHM 2 1 8W RJFXD MET FLM IK OHM 2 1 8W TRANSFORMERJBLO...

Страница 109: ...Figure 7 7 SYNTHESIZER ASSEMBLY A1 BLOCK DIAGRAM 7 21 ...

Страница 110: ... rr 0 Time Scale 0000 5 V cm 5 ms cm 0 Q3 Col Q7 Col Grd 1 V cm 5 ms cm I P pB SB WM 0 Q11 Q3 Q7Col Shorted to Grd 5 V cm 5 s cm I i 0 1 V cm 5 s cm r r 0 Time Scale 0000 2 V cm 2 ms cm u Ml TPI Q7 Col Grd 5 V cm 5 s cm j I I I 5065A Normal Operation unless noted Oscilloscope DC coupled 1 v c m 5 s c m A1Q3 c and A1Q7 c connected to A1 chassis ground ...

Страница 111: ...Q2j i_ri_rLrLr 0 3 L I 5WS I 5WS i r 4 S IC2 I01 DECADE I 2 4 8 W 1S I 2 THUMBWHEEL SWITCH AISIA 5 S PRESET L PART OF ICI _n_ 5 7 S 16 5 I _r I 5US 1_ I C 4 I02 DECA0 I 2 4 6 T 7 f 8 THUMBWHEl SWITCH AISIB S i Q7 7 PRESET ONE SHOT MULTIVIBRATOR I C 8 I 5WS RESET 10 RESET ONE SHOT MULTIVIBRATOR ICII TRIGGER J fcfPOINT 9 _r I 5US TRIGGER POINT _r pi ...

Страница 112: ...SWITCH AISIB _T 50S PRESET 0 7 RESET ONE SHOT MULTIVIBRATOR ICI I TRIGGER J fc P0INT 9 TRIGGER POINT J L_ 5WS PRESET 7 _TL P O IC6 I C 7 I03 OECADE 2 4 8 6 7 8 I THUMBWHEEL SWITCH AISIC n r 5KS PRESET 0 9 J L 5US PRESET 6 LT P O IC9 7J LT _n_ Q9 7 5 L ICIO I 0 4 OECADE I 2 4 6 7 T8 THUMBWHEEl SWITCH AISID 015 _r Fi ...

Страница 113: ...Model 5065A Circuit Diagrams Theory and Maintenance AITPI TO TRIGGER BLOCKING OSCILLATOR 05065 D S Figure 7 7 Synthesizer Assembly A1 Block Diagram 7 21 ...

Страница 114: ... Figure 7 9 PART OF A1 SYNTHESIZER ASSEMBLY See Page 7 23 ...

Страница 115: ...sembly R48 CR2I ICIO CR24 CR23 CR22 CRI6 CRI5 BC7 CRI8 CR17 CRII CRIO R34 IC4 Cll R36 OI2 R46 R4I R49 QI5 R32 C7 IC6 R3I R26 R23 Q9 N w CR25 R43 CI3 C9 CRI4 R42 CI2 CR26 R39 R30 R27 CR20 RI4 R24 CRI9 CR7 C5 R28 C8 RI5 CR8 J2 J3 Jl ...

Страница 116: ... 20V SMHz INPUT FROM BUFFER AM PL AI3 ...

Страница 117: ...PART OF Al SYNTHESIZER ASSEMBLY 05065 60I8I NOTE I PART OF AIAI SYNTHESIZER P C BOARD ASSEMBLY 05065 soi9 ...

Страница 118: ...V _ b I3 3V f 9 IV CR20 0 W 3 4 O r b G W R25 1000 i f i 2 7 S5I00 IC6 1 2 1820 0080 4 AISIC THUMBWHEEL SWITCH NOTE 4 R34 2000 13 3V 9 IV QIO 1854 0009 PRESET DRIVER R33 1000 5 6V JH R29 IOK _ _C 0 56V SS F 5 6V IC8 1820 0315 PRESET ONE SHOT R52 MOOO O TPI DIVIDER TEST TRIGGER TO BLOCKING OSCILLATOR ICI 1820 0315 RESET ONE SHOT n T R5I IOK 5 6V O5065 0 Figure 7 9 Part of A1 Synthesizer Assembly 7 ...

Страница 119: ...Figure 7 11 SYNTHESIZER A1 PHASE LOCKED OSCILLATOR SECTION See Page 7 25 ...

Страница 120: ...m Q 5 V cm 5 s cm T 0 5 V cm 1 s cm r Y1 OUT 5 V cm 1 s cm Q Y1 OUT 5 V cm 1 s cm 2 V cm 2 ms cm m r 2 V cm 2 ms cm cr Q 2 V cm 1 s cm 1 V cm 1 s cm Q3 Col Q7 Col Grd 5065A Normal operation unless noted 1 V cm 5 s cm Oscilloscope DC coupled ...

Страница 121: ...PART OF Al SYNTHESIZER ASSEMI PART OF AIAI SYNTHESIZER P C BOAF TRIGGER BLOCKING OSCILLATOR 20V C46 ZOVKk VOLTAGE CONTROLLED OSCILLATOR L ...

Страница 122: ...PART OF Al SYNTHESIZER ASSEMBLY ososs eoi HNOTE I PART OF AIAI SYNTHESIZER P C BOARD ASSEMBLY 05065 6019 SCILLATOR Figure 7 1 ...

Страница 123: ...DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN SEE THUMBWHEEL SWITCH PAGE 8 10 REFERENCE DESIGNATIONS NO PREFIX TPI Al J I 3 SI 2 AIAI Cl 3 15 45 47 49 CRI 2 27 29 39 41 I C I 6 L I 9 01 4 17 27 RI 26 54 57 59 95 100 T I 3 TPI Yl 05065 D 7AB Figure 7 11 Synthesizer A1 Phas...

Страница 124: ... 3 0 O _ Check Q13 Q14 Q16 NO assoc circuitry YES_ Check Q2 Q3 assoc circuitry Check dc voltage at Q3 C should be 5Vdc NO H YES LGround Q3 C Q7 C Check signal at IC10 1 Check signal at Q 4 C 0 NO Go to part A Table 5 7 O O R WRONG PULSE PERIOD Check signal at IC4 2 should be pos pulse approx 1 25V 1 5 fjsec Incorrect YES Check signal I at IC9 6 g NO Check signal a t Q l l C I YES Check signal atQ8...

Страница 125: ...et scope _ s w e e p t o 5 0 i s e c n s C h e c k C 7 Check signal at 1C7 1 Set scope N O c m S n o u l d b e sweep to 5 isec s i m i l a r t 0 g cm Should be Y ES iir similar to 0 _ Check Q9 assoc circuitry check dc voltage at _ IC7 3 Should be 12 5 to 14V YES LCheck signal a t I C 6 6 I Replace IC6 NO Check Cll check YES dc voltage at IC10 3 Check Q8 CR20 assoc compon YES Check signal atQ6 C Se...

Страница 126: ...ble 5 9 Connect 1 5V power supply to junction R56 R 4 to ground Observe signal at Q18 E Change power supply volts slightly and observe signal level change Check Q18 and associated compo nents including R56 No signal level change Incorrect output level J l or J3 should be O lVrms or greater INCORRECT _Check signal at Signal level changes L Check Q21 and I associated circuitry INCORRECT CORRECT Chec...

Страница 127: ...6 Q22 its base bias circuitry NO Measure DC voltage at Yl CR27 junction alternately con necting R71 R72 junction to ground Voltage should YES change 6 Vdc Check continuity I from CR27 thru LI L2 L4 A1S2 OK Replace CR27 NO r Check for leakage around CR27 Replace CR27 NO Remove Yl and repeat R79 voltage measurement NO YES YES OTHER _Check A1S2 _ with ohmmeter YES L Check CR32 CR33 and associated Rea...

Страница 128: ...ed in IC2 and routed to A8 Phase Detector Assembly Q8 serves to impedance match the notch filter circuit to the loop gain control R32 With R32 properly set the ac amplifier Q8 R32 and IC2 gain is about 40 dB Zeners Q6 and Q7 provide 9 1 volts for IC2 Dc feed back from IC2 6 to IC2 2 sets IC2 gain The signal at 2nd harmonic adjustment R19 which is mostly 274 Hz at resonance is amplified rectified a...

Страница 129: ...output Adjust A7R3 to bring this voltage below 5 mV if required 8 Remove test cable and dc voltmeter Recon nect cable from A12 Assembly to A7J1 TROUBLESHOOTING AND REPAIR a If any components in the preamplifier circuit are replaced connect a voltmeter to A7Q1 base and adjust A7R3 for less than 0 5 mV at this point b After any repairs to A7 Assembly adjust A7R32 as described in Section 5 30 LOOP GA...

Страница 130: ... 2 N 2 4 8 4 T S T R S I NPNISELECTED FROM 2 N 2 4 8 4 T S T R S I NPNISELECTEO FROM 2 N 1 7 1 1 T S T R S I NPNISELECTED FROM 2 N 1 7 1 1 T S T R S I PNPISELECTED FROM 2 N 1 1 3 2 T S T R S I NPNISELECTED FROM 2 N 1 7 1 1 T S T R S I NPNISELECTED FROM 2 N 2 4 8 4 R FXD FLM 51K OHM 2 1 8W R FXD MET FLM 383K OHM 1 1 8W R VAR WH 5K OHM 1 0 TYPE P 1W R FXD FLM 51K OHM 2 1 BW R FXD MET FLM 383K OHM 1 ...

Страница 131: ... 2 1 8H R FX0 MET FLM 100 CHM 2X 1 8H RlFXD MET FLM IK OHM 2 1 8W R FXD MET FLM IK OHM 2X 1 8M R FXO OEPC 1 00 MEGOHM IX 1 BW RiFXD FLM U K OHM 2 1 8W R FXO FLM 91K OHM 2 1 8W R FX0 MET FLM 750 OHM 2 1 8W R FXD FLM 10K OHM 2X 1 8W R FXD MET FLM 100 OHM 2 1 8K R FX0 FLM 75K OHM 2 1 8W RiFXO MET FLM IK OHM 2X 1 8H R FXD MET FLM IK OHM 2 1 8H R FXO FLM 5 IK OHM 2 1 8W R FXD FLM 1 5K OHM 2 1 8W R FXD ...

Страница 132: ...Figure 7 13 A7 AC AMPLIFIER SCHEMATIC DIAGRAM See Page 7 35 ...

Страница 133: ...Figure 7 12 A7 AC Amplifier ...

Страница 134: ...ATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS NO PREFIX TPI 2 A7 J l A7AI CI 24 CRI 7 ICI 2 01 9 RI 48 ...

Страница 135: ...A7 AC AMPLIFIER ASSEMBLYIOSOSS SOIOHNOTE D A7AI AC AMPLIFIER BOARD 05065 son EBENCE DESIGNATIONS A7 Jl A7AI CI 24 CRI 7 ICI 2 01 9 RI 48 N ...

Страница 136: ...agrams Theory and Maintenance S S E M B L Y 05065 60I0HN0TE I Z B O A R D 05065 6011 37H TO PHASE DETECTOR A8II3 WHT BLK TO B L TERMINAL BOARD AI7I6 O TP2 PHOTO I OSOM O 17 Figure 7 13 A7 AC Amplifier Schematic Diagram 7 35 ...

Страница 137: ... with sweep second hand Page 3 9 paragraph 3 21 Replace with the following 3 21 The Time Standard Option includes a mechanical clock movement indicating time in hours minutes and seconds FAST and STOP pushbuttons on the divider module Figure 3 10 permit setting the clock movement to the nearest second The hour and minute adjustment is the knob located on the back of the clock movement To set remov...

Страница 138: ... is depressed resumes normal operation when released 5 Clock SYNC switch Option 001 only Syn chronizes digital clock with an external clock when depressed clock remains synchronized wnen released Clock TIME DELAY thumbwheel switch Option 001 only selects time delay between an ex ternal reference pulse and the internal 1 pulse per second clock pulse Adjustable in decade steps from 1 ps to 1 sec 0 1...

Страница 139: ... 05065 6029 Replace A16A1 Schematic Diagram with Figure 7 16 A16A1 Digital Divider Schematic Page 8 69 Figure 8 26 Add resistor A14R15 from the cathode of CR2 to ground value of 5100 ohms Change the value of A14R12 to 1000 ohms and A14R16 to 150K ohms Page 6 16 Table 6 2 Add A14R15 0757 0941 R FXD FLM 5 1K OHMS 2 1 8W 28480 0757 0941 Change A14R12 to 0757 0924 R FXD MET FLM OHM 2 1 8W 28480 0757 0...

Страница 140: ...Figure 7 15 A5 DIGITAL DIVIDER ASSEMBLY OPTION 001 See Page 7 39 ...

Страница 141: ... M r i DIM 7 o _ _ l run c 1 1 1 r n O H 1 1 i I PIM 1 f l r 1 IN I o j 1 AOTf lOA f i M 1 I C M VO ADA ICI2A 3 2 1 i i i 1 i i 1 i 3 4 1 1 1 1 1 5 6 1 1 1 1 1 7 8 1 1 9 0 I 1 1 1 1 1 H at 00 6 FAST ST ISYNO SYNC STOP ...

Страница 142: ...LYio506 i PINS o I3 I c s II T in in J T ID in 5 3 9 10 8 I II V V V V V V V XA2 II I 8 10 9 6 7 Y V V V W V 20v CLK DRIVE SYNC A5A5 INTERC NOTES 1 REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATEO RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SH...

Страница 143: ... O I II I 8 10 9 6 7 1 2 4 3 2 v v v v v v v v v y I WHT RED YEL WHT RED BLU 20V CLK DRIVE XA3 I 5 12 II 10 7 6 4 v v v v v v v v 1 0 0 7 0 0 1 OS TIME DELAY 35 ICI 1820 0315 VARIABLE DELAY ONE SHOT in PINS O 9 O 9 r I MHz DRIVE I MHz GATED IPPS TICK CLOCK COMMON XA4 4 6 8 V V V 9 V V 4 2V SYNC 8 0 INPUT A5A5 INTERCONNECT BOARD ASSEMBLY 0 5 0 6 5 6 0 2 6 REFERENCE DESIGNATIONS NO PREFIX J5 A5 SI 3...

Страница 144: ...13 SI FAST TERMINAL O 1 I 4 4 o o WHT RED YEL WHT REO BLU XA3 5 12 II 10 7 6 4 V s V V V ICI 1820 0315 VARIABLE DELAY ONE SHOT I PINS 6 4 6 8 6 6 6 r l 9 4 2V 10 7 S2 SYNC WHT IBLK GRN IWHT BLK 0 O 1 YEL IWHT BLK WHT 8LK S3 STOP I o iWHT BLK ORN V V V V V V V V 1 iJ ASSEMBLY 05065 6026 REFERENCE DESIGNATIONS J A5 5 3 A5AI J I 4 A5A3 SI A5A4 Cl 2 ICI 01 RI 3 Figure 7 15 A5 Digital Divider Assembly ...

Страница 145: ...Figure 7 16 A16 DIGITAL DIVIDER POWER SUPPLY ASSEMBLY See Page 7 41 ...

Страница 146: ...I ...

Страница 147: ...ERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN NO PREFl JI4 ...

Страница 148: ...L DIVIDER POWER SUPPLY ASSEMBLY 05065 6028MNOTE n SERIESIIOA AI6AI POWER SUPPLY AND IPPS OUTPUT BOARD ASSEMBLY 05065 6029 REFERENCE DESIGNATIONS NO PREFIX JI4 AI6 JI 4 AI6AI CI 19 CRI 15 ICI LI 3 QI 12 RI 26 Tl 2 ...

Страница 149: ...TEJ SERIES 1104 BOARD ASSEMBLY 05065 6029 4 ZV TO A3A2 9 A5A3II0 A5A4 10 THRU A5AI TO Bl CLOCK MOVEMENT THRU FEED THRU PINS ON CHASSIS CLOCK COMMON TO A50O 05063 0 28 IONS AI6AI CI 19 CRI 15 ICI LI 3 01 12 RI 26 TI 2 Figure 7 16 A16 Digital Divider Power Supply Assembly 7 41 ...

Страница 150: ... of an ac sense circuit which monitors the unregulated instru ment generated dc and switches the clock display off whenever ac power is not available A2 50 Hz Logic Board The 50 Hz logic board generates the 50 Hz signal which operates the clock display It also synchronizes the clock display advance with the instrument generated 1 PPS signal This board also contains the ac sense circuits which turn...

Страница 151: ... individual number display are enabled by outputs from U1 6 to 12 while the number itself is turned on by one of the U1 21 to 26 outputs MAINTENANCE General The A19 LED Digital Clock Assembly has no adjustments and requires no periodic maintenance Should repair be necessary the unit may be removed and operated on the bench while remaining connected to the instrument When operating in this manner h...

Страница 152: ...stallation i When clock is reinstalled reapply power and set time as described in replacement paragraph for page 3 12 paragraph 3 38 of your 5065A Oper ating and Service Manual TROUBLESHOOTING General Each of the circuit boards in this assembly perform a specific function requiring only 1 of 2 inputs to generate its output These can easily be checked without disas sembling the clock Procedures in ...

Страница 153: ... 12 and 21 26 Check for switching waveforms at U2 and U3 out puts See schematic for typical waveforms A2 50 Hz Logic Check Troubleshooting checks to this point have isolated most problems to the failed circuit board Problems of a more subtle nature such as clock not keeping correct time or display not synchronized to the instrument s 1 PPS out put signal are the type of problems associated with th...

Страница 154: ...of sync 1 Check 65 Hz oscillator U6B U1D U5D 49 counter U2 49 sense U4C U4A and ampli fier circuits U2 4 5 2 Check operation of U3A and U3B press HOLD trigger U3A and reset U3B Connect 12V to U3 3 to operate U3A d If there is no output from A3 check 1 PPS signal path thru U5A NOTE U6A is enabled by a high level 12V at U6 5 If this level is incorrect repeat steps a and b If level does not change tr...

Страница 155: ...ECTORS INSULATOR FCR SNAP ON PINS C OR GOLD POST CCNNECTOP S BRACKET SWITCH PANEL CENTER PLATE CENTER WINOOW DISPLAY BOARD ASSEMBLY 5V REGULATOR CAPACITOR XC O i U F t ZQ 100HVOC CER CAPACITGR FXC 5 0 U F 4 7 5 1 0 50VCC AL CAPACITOR FXD l U F t 1 0 35VDC T A S D L I D CAPACITOR FXD 1 U F 1 0 35V0C T A S O L I D CAPACITOR FXD 1 0 0 U F 2 0 S 20V0C TA CAPACITOR FXD 100PF 5 300WVCC MICA CAPACITQR FX...

Страница 156: ...APACITOF FXC 0 1 U F 2 0 l Ji VCC CcR u l b P L A Y KUH SCO 1 CHf t 3 I N HIGH CISPLAY NUK SJG 1 CHnR 3 I N h l G r DISPLAY N JH SFG 1 ChAR 3 I N HIGH CISPLAY NOP S G 1 ChfR 3 I N HIGH CISPLAY NUt SFG 1 CHaR 3 IN HIGH CISPLAY NUf SEG 1 CHAR 3 I N HIGH TRANSISICR Pt S I L PD 310K i FT 25C7HZ TFANSISTCS PNP S I L P0 310MW FT 25C7riZ T f f t f S I S T C P PNP S I L P0 310MW FT 25 7HZ TRANSISTCR PNP S...

Страница 157: ...Model 5065A Circuit Diagrams Theory and Maintenance DS3 A19 FRONT PANEL WITH OPTION 003 SERIES 1532 OR 1740 J l 4 A19 DIGITAL CLOCK 7 49 ...

Страница 158: ...Model 5065A Circuit Diagrams Theory and Maintenance A19A1 5V REGULATOR A19A2 50 Hz LOGIC 7 50 ...

Страница 159: ...Figure 7 17 A19 LED DIGITAL CLOCK ASSEMBLY See Page 7 51 ...

Страница 160: ...A19A3 CLOCK DISPLAY ...

Страница 161: ... AJ9AZ 50HZ L MASTER 1PPS v WHT FROM AI6 7 COMMON BLK ...

Страница 162: ...UNTER x 4 9 SENSE o 2 i_ uic 4 f v i o a UIA U4C U4A 3 rD U4B U5C 9 r j o FREQ KS 65 Z UID I J 5 D RIO 560K R9 I 5M h C5 OIUF R 13 J 1000 I i R I 1 43K V V I Rid i J RI4 160 I R 12 f I OK V AC SENSE rT C2 50UF V AI9 AI 5V REGULATOR Q506i 6ii7 L2 I 5MH R8 3 5 R2 3000 f R4 IM J li CRI V R5 1500 R7 1000 V C4 0 IUF X R9 1000 C5 _L IOOUF C6 100 C7 OIUF V 4 5V 2 V DC DISPLAY POWER TO AI6A2I4 ...

Страница 163: ...I RI2 f I OK SENSE II I I2V f O in f V 2 V DC DISPLAY POWER TO AI6A2I4 45S NUMBER CHANGE VI SEGMENT a RPI I0K D SEGMENT d I I SEGMENT 9 GROUNDED THRU MTGp SCREWS 2K 2K 2K 2K 2K 2K 6 7 8 I 9 10 II 12 Cl OIUF Rl IOOK V y MULTIPLEXED 7 SEGMENT OUTPUTS SEE NOTE 5 DIGITS ENABLE SEE NOTE 5 CLOCK ACCUMULATORY DISPLAY DRIVER 2 CLK DRIVE l 9 I T BC 8 OU ...

Страница 164: ...Y DRIVER I9 26 IPPS I i a a R9 w v 39 Ir 2 39 RI2 RI3 39 RI4 g A W 1 39 RI5 39 22 0 10 3 0 9 4 BCD 8 OUT H H SEE NOTE 3 SEE NOTE 3 P 0 AI9A2 P 0 AI9AI 1 f S3 L LO_Wj f B A BLK S4 FASjJ JH DS3 SEE NOTE 3 t SEE NOTE 3 1 REFERENCE DESIGNATIONS WITHIN ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATE FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN MICRO...

Страница 165: ... DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMSi CAPACITANCE IN MICROFARADS INDUCTANCE IN MICROHENRIES 3 7 SEGMENT DISPLAY TYPICAL DSI THRU DS6 4 A COUNTER PLACED AT THIS POINT WILL COUNT 51 PULSES SECOND THIS IS DUE TO A SWITCHING TRAN SIENT THE TRANSIENT IS TOO NAR ROW TO TRIGGER THE CLOCK ACCU MULATOR A16A2U1 THUS THE DIS PLAY TIMING IS NOT AFFECTED n r _ APPROXIMATION OF DISPLAY A...

Страница 166: ...ph with the following Additional A5 controls are the FAST STOP and SYNC switches The FAST pushbutton speeds up the clock movement by replacing the 1 PPS clock drive with 10 PPS The STOP pushbutton shorts the 1 PPS clock drive to ground to stop the clock To synchronize the 1 PPS with an external reference pulse the SYNC pushbutton is depressed for 1 second then released If a sync pulse is connected...

Страница 167: ...s depressed resumes normal operation when released 5 Clock SYNC switch Option 001 only Syn chronizes digital clock with an external clock when depressed when released clock remains synchronized 7 Clock TIME DELAY thumbwheel switch Option 001 only selects time delay between an ex ternal reference pulse and the internal 1 pulse per second clock pulse Adjustable in decade steps from 1 JS to 1 sec 0 1...

Страница 168: ...The 2100 1773 control has a value of 1000 ohms Page 8 71 Figure 8 27 A15 Schematic Diagram Change A15 series number from 1840 hot shown on schematic to SERIES 1416 Change value of A15R17 from 2000 ohms to 1000 ohms CHANGE 24 1840 Page 6 3 and 6 4 Table 6 2 Replaceable Parts Change A1 Module 05065 6076 series number from 1908 to 1736 Change A1A1Q20 from 1854 0547 to 1854 0035 TRANSISTOR NPN SI 2848...

Страница 169: ...Figure 7 19 A5 DIGITAL DIVIDER ASSEMBLY See Page 7 55 ...

Страница 170: ...T i rllN o 1 1 PIN i d 1 1 PIN o 4 1 1 1 1 DIM 1 o 1 A O i r i O A f C _ M i l i U I c A W 1 ADflt ICI2A 3 2 i 1 1 i i 1 1 i I 1 i 3 4 1 1 1 1 5 6 1 1 i i i i 7 8 1 1 9 1 L 0 i i i i i i i i i i i v 3 FAST 1 1 12 ...

Страница 171: ...11 J 1 vp s II I 8 10 9 6 XA2 Y V V V V V 20V I MHz CLK DRIVE SYNC L A5A5 INTERC NOTES REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEM8LY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 172: ...CUIT BOARD 4 2V A5A3 PRESET CLOCK BOARD ASSEMBLY 05061 6013 TERMINAL O Sl FAST I I 1 I 4r4 t WHT RED YEL WHT RED BLU XA3 I 5 12 II 10 7 6 4 vvvvvvvv ICI 1820 0315 VARIABLE DELAY ONE SHOT T to PINS 6 IMHz DRIVE IMHz GATED IPPS TICK CLOCK COMMON 4 6 8 V V V 4 I 9 V II 4 2V SYNC B O INPUT A5A5 INTERCONNECT BOARD ASSEMBLY 05065 6026 REFERENCE DESIGNATIONS NO PREFIX J5 A5 SI 3 A5AI JI 4 A5A3 SI A5A4 CI...

Страница 173: ... I 4 P 4 N WHT WHT REO RED YEL BLU XA3 I 5 12 II 10 7 6 4 V V V V V V V i c i 100 o ius TIME DELAY C2 350 4 21 Ql 1854 0005 INVERTER R3 2000 1CI 1820 0315 VARIABLE DELAY ONE SHOT T R2 1000 PINS 6 4 6 V V 8 V 9 6 r ID 9 V 4 2V S y 10 V 7 V WHT i I8LK GRN S2 SYNC L_C o IWHT BLK YEL S3 STOP IWHT BLK I WHT 8LK 0RN I V iJ SSEMBLY 05065 6026 REFERENCE DESIGNATIONS J A5 S 3 A5AI J I 4 A5A3 SI A5A4 CI 2 I...

Страница 174: ...Figure 7 20 A16 DIGITAL DIVIDER POWER SUPPLY ASSEMBLY See Page 7 57 ...

Страница 175: ...CRIO CRI3 C 2 R25 RIO frojl Q 8 Q W C l 6 R 3 J Rll CI3 3S ...

Страница 176: ...ONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES RE1 NO PREFIX 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 177: ... DIVIDER POWER SUPPLY ASSEMBLY OSOSS SOESMNOTE n SERIES 1104 AI6AI POWER SUPPLY AND IPPS OUTPUT BOARD ASSEMBLY 05065 6029 REFERENCE DESIGNATIONS NO PREFIX JI4 AI6 JI 4 AI6AI CI 19 CRI 15 ICI LI 3 QI 12 RI 26 Tl 2 ...

Страница 178: ...SEMB_LY_ 05065 6028 NOTEJ _SERIES 1104 BOARD ASSEMBLY 05065 6029 4 2V TO A5A2I9 ASA3 I0 A5A4 10 THRU ASAI TO Bl CLOCK MOVEMENT THRU FEEO THRU PINS ON CHASSIS Cl 19 CRI 15 ICI Ll 3 01 12 RI 26 TI 2 Figure 7 20 A16 Digital Divider Power Supply Assembly 7 57 ...

Страница 179: ... series 1904 to 1840 NOTE The previous A5A4 circuit board assembly used a variable capacitor instead of the newer potentio meter The adjustment procedure is the same for both assemblies Page 6 26 and 6 27 Table 6 4 Option 001 to 003 Replaceable Parts Change A5 module assembly 05065 6084 and A5A2 05061 6014 series numbers to SERIES 723 Change A5A2C13 to 0140 0202 15 pf FXD MICA 15PF 5 500WVDC 28480...

Страница 180: ...GENERAL 8 2 This section contains block wiring schematic waveform and component locators for the Model 5065A 8 3 Shaded area on schematic diagrams indicate printed circuit board assemblies Components within shaded areas are mounted on boards 8 4 Theory and maintenance of assemblies is beside the schematic 8 1 ...

Страница 181: ...WAFER F FRONT TERMINAL LOCATION 21 VIEWED FROM FRONT AF A5 BF 3R REFERENCE DESIGNATIONS REFERENCE DESIGNATIONS WITHIN ASSEMBLIES ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION JACKS ARE THE STATIONARY CONNECTORS AND PLUGS ARE THE MORE MOVEABLE OF TWO CONNECTORS ASSEMBLY ABBREVIATION COMPLETE DESCRIPI IUN A25 C1 A25C1 A25A1 CRI A25AICR1 NO PREFIX J3 J3 Assembly Assembl...

Страница 182: ...Figure 8 2 BLOCK DIAGRAM See Page 8 3 ...

Страница 183: ... cm 0 5 V cm 2 ms cm LOOP OPEN OSC FINE at 300 1 5 O 5 V cm 1 ms cm Q 5 V cm 1 ms cm D 5 V cm 1 js cm ill Q 5 V cm 1 js cm 2 V cm 2 ms cm LOOP OPEN OSC COARSE SET FOR MAX SIGNAL 05 V cm 2 js cm LOOP OPEN OSC COARSE SET FOR MAX 2nd HARMONIC O 05 V cm 1 ws cm 5065A Normal operation unless noted Oscilloscope DC coupled ...

Страница 184: ...QUENCY DIVIDER A6 I MHz FREQUENCY DIVIDER n TO METER lOSC OVEN THRU Al7 5 04 P3 OIV IV AIO _ E F C OSCILLATOR EFC I5V R2 I7 8K 9 OOP OPEN PART OF SS 2 0 K Rl 7500 osc FREQ ADJ I FINE I S Y N C E J13 y W H T G R N V I O AI3 8UFFER J 3 AMPLIFIER A9 INTEGRATOR I SYNTHESIZED J5 A3 60MHz FREQUENCY J2 MULTIPLIER J3 Jl PART OF I 137Hz OSCILLAT TP3 PART OF AS PHASE DETECTOR ...

Страница 185: ...CY MULTIPLIER Jl 60 Ml AI5 POWER SUPPLY ANO REGULATOR 12 5 6 9 10 11 14 oooo l S 8 9 A I S JUMPER 80ARD O R6 MAG FIELD fO Q PART OF A8 I37HI OSCILLATOR PART OF A8 PHASE OETECTOR O O A7 Jl AC AMPLIFIER WHT BLK ORN LOGIC RESET AI4 LOGIC 20V O CONTINUOUS OPERATION OS I Al 20V DSI AMBER 2W INTEGRATOR LIMIT 1 R 7 3 0 K FROM OSC AIO M 5 1 4 ...

Страница 186: ...Model 5065A Circuit Diagrams Theory and Maintenance OPTION 002 003 r 1 J AMBER I Figure 8 2 Block Diagram 8 3 ...

Страница 187: ...Model 5065A Circuit Diagrams Theory and Maintenance Figure 8 3 Front and Rear Panel and Top Internal Views A 5 OPTION 01 03 A16 OPTION 01 03 8 4 ...

Страница 188: ...Figure 8 4 WIRING DIAGRAM Sheet 1 of 3 See Page 8 5 ...

Страница 189: ...TP2 TWISTED PAIR PHOTO CELL OUTPUT SM RED 20V J7 J5 J3 J8 J4 A3 6OMH2 FREQUENCY MULTIPLIER 3HL AI3 BUFFER AMPLIFIER Jl J4 rHC WHT GRA VIO 5MHz TO 5 MHz METER 1RED J 20 A3 TP2 n T OSC FREQ ADJ Ri 7500 J 3 sMHfj R3 20K V TO 30V WHT BRN RED TO METER 51 WHT GRN SIDE 0 Or P2 A3 T P I 137Hz PHASE MODULATION Q C6 1000 T 2 8 20V a P3 I5V EFC AIO OSCILLATOR I EFC 20V ORN YEL RED 20V TWISTED PAIR WHT YEL GR...

Страница 190: ...065A Circuit Diagrams Theory and Maintenance 5 5V 2ND HARMONIC FROM AI71I3 14 5V LAMP TEMP CONTROL FROM All 14 15 5V CELL TEMP CONTROL FROM AIK2 WHT BLK ORN WHT GRA WHT ORN WHT BLU GRA CONTINUOUS OPERATION WHT BRN YEL 9 WHT RED VIO AI4 LOGIC WHT BRN RED 20V 22V TO 30V LOGIC RESET S3 L_ WHT ORN 8LU 20V INTEGRATOR LIMIT WHT RED 8LK ViC 20V BLK WHT GRN VIO Figure 8 4 Wiring Diagram Sheet 1 of 3 8 5 ...

Страница 191: ...Model 5065A Circuit Diagrams Theory and Maintenance Figure 8 5 Bottom Internal View w t i u 8 6 ...

Страница 192: ...1 Figure 8 6 WIRING DIAGRAM Sheet 2 of 3 See Page 8 7 ...

Страница 193: ...A17 A18 3 CRI CR2 ...

Страница 194: ...CABLE CONNECTOR 115VAC TO OSC 22 TO 3C Ql 1851 0020 WHT BLK GRN 3 AI5 POWER SUPPLY AND REGULATOR RED 6 H I 8 VIO 20V R E D WHT BRN RED 20V 20V LAMP 20V 22V TO 30V A R E YEL WHT RE CELL OVEN TO AI714 WHT ORN GRN LAMP OVEN TO AI7I3 WHT ORN VIO A l l RVFR TEMPERATURE CONTROLLER NC WHT ORN Q3 1854 0300 14 WHT GRA WHT BL WHT G WHT BRN 1 WHT BRS WHT 8LK 1 CELL LOGIC AI412 LAMP LOGIC AI4 3 BLK Q4 1854 03...

Страница 195: ...CELL LOGIC AI412 LAMP LOGIC AI4I3I ...

Страница 196: ...BLY 05065 60I4HNOTE I OPTION 02 ONLY OPT 002 ONLY RED ri WHT ORN VIO A2 4 AI5I6 AIKI2 AIK4 NOTES 1 REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 ASTERISK I INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN 4 PLUGS INTO XA2 AND REPLACED BY A2 FOR OPT...

Страница 197: ...Figure 8 7 WIRING DIAGRAM Sheet 3 of 3 See Page 8 9 ...

Страница 198: ...O 30V BE YE WHT R CELL OVEN TO AI7 4 WHT ORN GRN LAMP OVEN TO AI713 WHT ORN VIO A l l RVFR TEMPERATURE CONTROLLER NO WHT ORN 03 1854 0300 14 WHT GRA WHT BL 10 14 9 2 6 5 WHTTSW WHT GfU WHT BRP WHT C WHT ES W H T E L CELL LOGIC AI4 2 LAMP LOGIC AI413 8 BLK Q4 1854 0300 ...

Страница 199: ...WHT RED BLU BATTERY FAST CHARGE 16 HOURS MAX FLOAT RESET CELL LOGIC AI4I2 LAMP LOGIC AI4 3 ...

Страница 200: ... 0 l 4 N 0 T E I FROM V W R O A2 9 FROM v W B R A2 8 Y W A19 CLOCK DISPLAY OPTION 02 ONLY R l 68IK ORN R2 SI IK RED 1 2 WHT ORN VIO R3 I2K R 4 IOK WHT ORN GRN WHT ORN YEL A2 4 AI5 6 Al 1 12 All 4 AIO M R6 196 K WHT BRN RED ft R 7 68K R8 IOOK R9 20K WHT VIO GRA 10 WHT BLK BRN NOTES 1 REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIP...

Страница 201: ...des giving a total dividing capability of 10 000 With each 10 000 counts applied to the divider input there will be one output pulse With the addition of the preset capability this divider can be set to divide by any integer except 1 through 9 due to preset time Since the divider can be set to divide by any predetermined integer the sys tem is considered a divide by n preset divider For example if...

Страница 202: ...Figure 8 8 SYNTHESIZER ASSEMBLY A1 BLOCK DIAGRAM DIGITAL SECTION See Page 8 11 ...

Страница 203: ...etermine the frequency corresponding to these settings The counter should read this frequency 1 count The RF voltmeter should indicate 100 mV rms or more If the counter and RF voltmeter readings are correct the Syn thesizer is working properly at this setting A further check of Synthesizer operation at several points over its operating range can be made by setting the switches and reading the freq...

Страница 204: ...20 0070 5 MHz INPUT FROM AI3 BUFFER AMPLIFIER J3 5 MHz INPUT GATE 5 6 1CI 1620 0322 PRESET DECADE I 2 4 8 NO 13 ia IC2 1820 0322 PRESET DECADE T 2 4 8 6 5 2 3 I02 5 6 IC5 1820 0322 PRESET DECADE 2 4 6 no i3 AISIA AISIB AISIC T T T ...

Страница 205: ...820 0322 PRESET DECADE I 2 4 8 10 IC4 1820 0315 ONE SHOT M V 6 5 2 3 1 IC3 1820 0070 AISIB T 5 6 IC5 1820 0322 PRESET DECADE I 2 4 8 0 AISIC T 5 6 IC6 1820 0322 PRESET DECADE 4 8 AISID AITPI DIVIDER TEST Z TRIGGER PULSE TO BLOCKING OSCILLATOR O5O63 0 34 Figure 8 8 Synthesizer Assembly A1 Block Diagram Digital Section 8 11 ...

Страница 206: ...indication adjust OSC FREQ ADJ COARSE control for a zero reading e Set FUNCTION switch to LOOP OPEN f Set OSC FREQ ADJ FINE control to 200 g Remove instrument top cover Connect the vertical input of an oscilloscope to A8TP3 and the hori zontal input to A8TP2 h Adjust oscilloscope for a pattern similar to the following waveform Optimized A8TP3 Output i 8 12 Synthesizer A1TP1 Output Period vs Thumbw...

Страница 207: ...J 5MHz TEXT STD HP5065A UNDER TEST i 1 SYNTH1 J 1 ELECTRONIC COUYTER RF VOLTMETER g If counter indication is greater than 5 314850 MHz or less than 5 314550 MHz replace A1Y1 before proceeding h Adjust L1 and L2 as necessary for a counter indication of 5 315700 50 Hz i Set TIME SCALE slide switch on Synthesizer to HI j Adjust L4 as necessary for a counter indication Of 5 315000 50 Hz k Set TIME SCA...

Страница 208: ...NTHESIZER CHECK jack for test purposes and to A3 Multiplier Assembly for adding to the Multiplier 60 MHz signal The 5 315 MHz VCO phase lock range is kept narrow to prevent phase locking to incorrect harmonics To ac commodate the dynamic range required to complete coverage of all UTC offset frequencies the VCO has two overlapping frequency ranges selected by HI LO switch A1S2 Table 3 6 indicates t...

Страница 209: ...ry and Maintenance 0 2V cm 2 jsec cm dc coupled 2V cm 1 isec cm dc coupled O 2V cm 10 isec cm dc coupled O 2 V cm 50iusec cm dc coupled 0 0 2 V cm 1 msec cm dc coupled O A 5 V cm 1 msec cm dc coupled 0 2 V cm 1 msec cm dc coupled 8 15 ...

Страница 210: ...Figure 8 9 SYNTHESIZER ASSEMBLY A1 DIGITAL SECTION Sheet 1 of 2 See Page 8 17 ...

Страница 211: ...J1 J3 J2 ...

Страница 212: ... 20V FROM 417 38 5 MHz INPUT FROM BUFFER AMPL FROM AI3J3 ...

Страница 213: ...05O65 6o76i NOTE I SERIES 1908 PART OF AIAI SYNTHESIZER P C BOARD ASSEMBLY 05065 6073 SERIES 1908 R9 IOK SV O o o o o o 5V RIO IOK w Rll IOK RI2 IOK o o T RI3 IOK 5V 5V RI4 IOK RI5 IOK RI6 IOK O o o o o o o o T RI9 IOK 5V O o o o o o ...

Страница 214: ...TE I SERIES 1908 IS ZER P C BOARD ASSEMBLY 05065 6073 SERIES 1908 I 5V O o 5V RI4 I OK RI5 IOK RI6 IOK RI9 IOK 5V O o o o T o o o o o o 5V R23 I0K v v R24 IOK R25 IOK O o R26 I0K 5V O T o o o o o o o o I 0 065 0 35 Figure 8 9 Synthesizer Assembly A1 Digital Section iSheet 1 of 2 8 17 ...

Страница 215: ...Figure 8 9 SYNTHESIZER ASSEMBLY A1 PHASE LOCKED OSCILLATOR SECTION Sheet 2 of 2 See Page 8 19 ...

Страница 216: ...pled Puse width 1 V cm 50 psec cm ac coupled 1 V cm 1 jsec cm ac coupled Pulse width 5 V cm 2 msec cm ac coupled 2 V cm 1 sec cm dc coupled 05 V cm 2 msec cm dc coupled 05 V cm 2 Jsec cm ac coupled 1 V cm 2 msec cm ac coupled 05 V cm 2 jsec cm ac coupled ...

Страница 217: ...PART OF Al SYNTHESIZER ASSE PART OF AIAI SYNTHESIZER P C B C TRIGGER BLOCKING OSCILLATOR 20V H L FROM IC4II0 X 20V VOLTAGE CONTROLLED OSCILLATOR L ...

Страница 218: ...PART OF Al SYNTHESIZER ASSEMBLY 05065 6076 NOTE I SERIES isoe PART OF AIAI SYNTHESIZER P C BOARD ASSEMBLY 05065 6073 SERIES IS OS VOLTAGE CONTROLLED OSCILLATOR OUTPUT AMPLIFIER ...

Страница 219: ...ADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN 4 SEE THUMBWHEEL SWITCH PAGE 8 10 5 TPI BECOMES A RANDOM AC SIGNAL WHEN SYNTHESIZER IS OUT OF LOCK SYNTHESIZER LOCK OUTPUT TO LOGIC CIRCUIT AI4 REFERENCE DESIGNATIONS SYNTHESIZER CHECK NO PREFIX TPI Al J I 3 SI 2 AIAI CI 3 15 45 47 49 CRI 2 27 29 39 41 I C I 6 L I 9 01 4 17 27 RI 26 54 57 59 95 100 T I 3 TP...

Страница 220: ...d sustains instrument operation from the battery BATTERY DISCONNECT CIRCUIT The Battery Disconnect Circuit consists of A2CR11 Q10 Q11 K1 and CR15 During battery operation battery voltage monitored through CR11 keeps Q10 turned on When the battery voltage decreases to approximately 23 volts Q10 turns off and causes Q11 to turn on This in turn energizes differential relay K1 and disconnects the batt...

Страница 221: ...Figure 8 10 A2 BATTERY CHARGE ASSEMBLY OTPION 002 AND 003 See Page 8 21 ...

Страница 222: ......

Страница 223: ... REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 ASTERISK I INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 224: ... ASSEMBLY 05065 6022 NOTE I SERIES968 BATTERY CUT IN CIRCU Q4 54 0003 tIN THIS ADD ATION ED SHOWN REFERENCE NO PREFIX BTI C4 DS3 F4 04 S6 5ESIGNATI0NS A2 CI 5 CRI 16 Kl 01 15 RI 31 SI DELETED CRI2 I4 CRI0 RI7 Figure 8 10 ...

Страница 225: ...Maintenance o S E M B L Y 05065 6022 NOTE I SERIES 968 TO POWER SUPPLY AND REG AI5 4 05065 D 8A EFEREHCE i DESIGNATIONS A2 CI 5 CRI 16 Kl QI 15 RI 31 SI DELETED CRI2 I4 CRI0 RI7 Figure 8 10 A2 Battery Charge Assembly lOption 002 and 003 8 21 ...

Страница 226: ...he 60 MHz out put and produce a dc feedback signal to control Q3 bias with feedback amplifier Q4 In this manner the 60 MHz output is amplitude stabilized A3 MAINTENANCE NORMAL OPERATION a J4 output is 60 MHz phase modulated at 137 Hz plus 5 315 MHz that comes from the A1 Synthe sizer Assembly 8 22 b J3 output is 5 MHz 1 volt into 50 ohms c TP2 is the AGC voltage test point When Multi plier is oper...

Страница 227: ...RIPLER STAGE AND FINAL AMPLIFIER STAGES 1 Ground TP2 to prevent feedback so that volt ages may be monitored within the AGC loop 2 Remove jumper cable from J8 and use the test cable provided to connect a 50 ohm coaxial load Connect an RF voltmeter to the 50 ohm load 3 Sequence through the following adjustments each time monitoring the drain or collector of the following stage with an oscilloscope I...

Страница 228: ...Figure 8 11 A3 MULTIPLIER ASSEMBLY See Page 8 25 ...

Страница 229: ...C1 20V 0 01 V cm 1 Ais cm 01 V cm 1 JS cm 1 iftlilllllil jyuAMfl 005 V cm 1 is cm 01 V cm 1 ps cm 5065A Normal Operation unless noted Oscilloscope DC coupled ...

Страница 230: ...A3 60MHz FREQUENCY MUL 5MHt FROM OSCILLATOR AIO 137Hz j FROM V PHASE DETECTOR 20V ...

Страница 231: ...A3 60MHz FREQUENCY MULTIPLIER ASSEMBLY 05065 6078 NOTE D SERIES 1420 A3AI 60MHz FREQUENCY MULTIPLIER P C BOARD 05065 eoo9 SERIES 1420 ...

Страница 232: ... WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN REFERENCE DESIGNATIONS A3 TPI 2 A3AI CI 61 CRI 14 LI 25 QI 9 RI 41 TI 3 J OSO65 0 9 Figure 8 11 A3 Multiplier Assembly 8 25 ...

Страница 233: ...1 MHz 5 V rms into 1 K ohms at A4 2 d Check for no outputs above steps a b c and d when 5 MHz is disconnected or when 1 MHz input signal is removed e Check for 100 kHz and 1 MHz at A4 outputs when 1 MHz input signal is reapplied f Check that the 100 kHz output at J1 and J10 meet specifications as follows 1 Using the 5065A 5 MHz output as an external time base input to a counter connect the 100 kHz...

Страница 234: ...Figure 8 12 A4 100 kHz FREQUENCY DIVIDER See Page 8 27 ...

Страница 235: ...C5 L 3 R6 C23 R35 CR2 R34 T2 R8 RI5 RI6 R2I CI5 R23 R32 CI8 CI9 C2I Q9 RIO CM 04 RI3 0 6 R22 R24 08 R29 R30 R3I C20 R33 Q5 RI9 L5 CI2 0 7 C22 RI8 RI7 CI4 R20 CI3 R25 CI6 R28 CI7 R26 R27 O 2V cm 1 jusec cm dc coupled 1 V cm 10 jsec cm dc coupled ...

Страница 236: ...A4 100 KHz FREQUENCY DIV 20V ...

Страница 237: ...A4 100 KHz FREQUENCY DIVIDER ASSEMBLY 05065 6070 NOTED CI3 0 47 iF ...

Страница 238: ...DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN REFERENCE DESIGNATIONS 05M5 D 56 Figure 8 12 A4 100 kHz Frequency Divider 8 27 ...

Страница 239: ...ble delay over a zero to 1 isec period is furnished by the zero to 1 jusec TIME DELAY control working in conjunction with an adjustable one shot multivibrator The variable delay adds to the incremental delay to provide fully adjustable delay from zero to one full second With the reset gate open 1 MHz pulses are processed in the input filter shaper and applied through the feset gate to 1 MHz MV A2I...

Страница 240: ... put NAND gate A2IC12A 6 will be L applying a L count pulse to the following decade inverter If any input signal to NAND gate A2IC12A is L the fol lowing decade inverter will receive an H which will not count The 1 MHz L pulses applied to A2IC4A 1 are inverted and applied to divider A2IC6 As the count progresses within the IC pins 6 7 8 and 1 will change from H to L at various counts as shown in t...

Страница 241: ...the next input pulse to A3IC1A 13 which arrives 1 sec later The 1 sec L signal is inverted by A3Q6 and applied as an H pulse to NAND gate A3IC2 2 The next gated 1 MHz output pulse from A2IC2 will also 8 30 place an H signal at A3IC2C 1 This causes gate A3IC2C to change state and apply an H signal through NOR gate A3IC2D to the 0 1 isec variable delay s mV on A5A4 Switch Board Assembly If a delay o...

Страница 242: ...th instrument in normal operation frequency divider on connect RMS Voltmeter to A5A2T1 secondary Adjust A5A2T1 for maximum voltage indication on voltmeter b A5A2C9 Adjustment With instrument in normal operation frequency divider on connect oscil oscope to A5A2Q6 collector Adjust A5A2C9 for most symmetrical square wave observed on oscilloscope c A5A2C10 Adjustment With instrument in lormal operatio...

Страница 243: ...1C2D 6 TW SET 0 0 0 0 0 1 TO B OSC OUT 50nS Thumbwheel switch set at 000001 rL_n_n_ i_p_ W r v Til 50nS J 0 5 fJ S T U 5 0 V V l nS l Jt I I I J S I I 1 3 flS 1 1 iS Thumbwheel switch set at 999999 A5A3 IC2 10 GATED IMC A5A3 IC3 7 I MC DRIVE A5A3 ICI4B 8 IPPS TICK A5A3 ICI5 7 RESET A5A3 ICI6 10 PRESET A5A3 I C I 7 B 7 GATE CONTROL A5A3 ICI2A 6 A5A3 IC2D 6 TO B OSC OUT A5A3 ICI3 10 rL_p_n_n__n_ itf...

Страница 244: ...Figure 8 13 A5 DIGITAL DIVIDER ASSEMBLY OPTION 001 Sheet 1 of 3 See Page 8 33 ...

Страница 245: ...T PIN 6 l PIM 7 DIM ft l n i i o H PIM 1 f t i _ _ r UN i o rt Tn A r Ac lfl ICI2A 3 1 2 1 1 1 1 1 1 1 1 i 1 3 4 1 1 1 1 1 5 6 7 8 1 1 9 0 1 1 1 1 1 1 WHT BLK YEL WHT BLK GRN WHT BLK CLOCK COMMON T0S2 SYNC 12 g s ...

Страница 246: ...lfi 2Y Y Y Y 20V CLK DRIVE SYNC L A5A5 NOTES REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUM8ER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 247: ...61 6013 nin A sy As XA3 I 5 12 II 10 7 6 4 V V V V W A5A4 SWITCH CIRCUIT BOA 0 1 us TIME OELAY r R4 CVK km IOK 2 C l 50pF 14 i ICI 74LS22I CLR VARIABLE OELAY SCHMITT TRIGGE ONE SHOT j l IMHl DRIVE I MHz GATED IPPS TICK CLOCK COMMON 4 SV SYNC B O INPUT A5A5 INTERCONNECT BOARD ASSEMBLY 05065 6026 REFERENCE DESIGNATIONS WITHIN THIS ED ADD DEVIATION I rED ADS ECTED s SHOWN NO PREFIX J5 A5 SI 3 A5AI JI...

Страница 248: ...IES IFO 4543 SlA THRU SIF TIME DELAY SWITCHES A5A4 SWITCH CIRCUIT BOARD ASSEMBLY osoei sisa SERIES IS 04 30ARD ASSEMBLY 05065 6026 REFERENCE DESIGNATIONS J 05065 0 11 g A5 SI 3 A5AI J I 4 A5A3 SI A5A4 Cl 2 ICI 01 RI 3 Figure 8 13 A5 Digital Divider Assembly Option 0011 Sheet 1 of 3 8 33 ...

Страница 249: ...C13 R28 IC3 R15 R14 Q6 Q7 R25 C9 L2 C7 R18 Q4 C11 R23 C10 R19 IC1 R21 R9 L1 C6 R12 L3 C8 R17 CR5 R20 R16 Q3 R 1 1 T1 C4 Q1 R5 Q2 R11 CR4 R22 Q5 T2 12 I O GRD D C 5 V cm 5 us cm O GRDY1 CASE 5 V cm 5 us cm 1 V cm 5 ms cm 0 2 V cm 5 s crn O 2 V cm 2 ms cm O GRD Y1 CASE 2 V cm 2 ms cm Oscilloscope DC coupled ground as noted 5065A Normal operation unless noted Oscilloscpe DC coupled Q GRD Y1 CASE 2 V ...

Страница 250: ...MASTER CLOCK ASSY A5A2 r SYNC I CLOCK i ...

Страница 251: ... Z l 1 9 b i a Z l 0 frl l 01 I I I ao 1 1 0 ZVQV ES sv SN0I1VN0IS3Q 30N3a333a NMOHS S3mVA 39WH3AV lN3NOdWO0 03103H3S S31V0I0NI ISIH3J SV S3iaN3HOd0IW Nl SDNWIOnaNI SaVaVdOOId Nl SONVllDVdVO ISWHO Nl 39NV1SIS3H 031WiaNI 3SI 3H10 SS31Nn Z NOiidiaossa 3i3idwoo aoj NouviAaaaaw oi asawnN xnawsssv aaw a3iviA3aaav aav Anaw3ssv SIHl NIH1IM SN0I1VN9IS3Q 30N3d333a I S310N ...

Страница 252: ...A5AKJI 5 Q2 1654 0005 R7 680 A5A2 MAST I MHz FILTER I RS 100 X C 5 O IWF C 1854 INVf TZ RIO 100 A W CR4 wv R1I 1000 4 2V IC7 5 HO 1820 0329 6 7 8 1 4 2 RC ICI2S 1 2 1820 0086 R35 2000 IC4C 1 3 1820 0094 R36 2000 R37J 20001 I CR8 ICI3A 1 2 1820 0086 ...

Страница 253: ...PART OF A5 DIGITAL DIVIDER ASSEMBLY 05065 6084 NOTE D SERIES 1904 A5A2 MASTER CLOCK BOARD ASSEMBLY osoei eoi4 SERIES 1840 4 2V ICI2B 1820 0086 I ...

Страница 254: ... Circuit Diagrams Theory and Maintenance ASSEMBLY 05065 6084 NOTE I SERIES 1904 0 ASSEMBLY 05061 6014 SERIES 1840 IMHz TO PRESET CLOCK BOARD A5A3 I Figure 8 14 A5A2 Master Clock Board Option 001 Sheet 2 of 3 8 35 ...

Страница 255: ... R15 R16 LL _H Q 1 V cm 1 jLs cm I L Jfl Q 1 V cm 5u s cm 1 V cm 1 p s cm 0 1 V cm 20u s cm 5 V cm 2 as cm Q 1 V cm 2u s cm 5065A Normal operation unless noted Q 1 V cm 2u s cm IC11 D1A Q4 R24 IC12 R33 CR23 CR24 CR25 CR26 R29 CR19 R27 CR22 R28 R52 IC10 IC8 Q5 IC7 R54 Q11 CR18 CR17 R31 R30 R25 R32 R26 IC2 R35 IC13 R57 C3 R36 IC17 R61 R40 R38 R39 R37 Q6 R41 Q13 R45 IC15 R43 C1 R62 IC16 R46 C2 R60 ai...

Страница 256: ...Figure 8 15 A5A3 PRESET CLOCK BOARD OPTION 001 Sheet 3 of 3 See Page 8 37 ...

Страница 257: ... SWITCHES SI THRU S6 COMMON C CONNECTED TO 1 2 4 8 PRESET SWITCH POSITION 0 1 2 3 A A A 5 A 6 A 7 A 8 9 GATED I MHz I MHz DRIVE IPPS TICK RESET PRESET OOOOOI GATE CONTROL ICIIC I TO B OSC OUT 50nS 50nS n n n 4 i n n U U U U 1 i l 1 1 1 1 I 1 1 I i i i i i I 1 1 1 1 1 1 1 1 o 5ws I 3US 1 1 1 1 1 1 n 1 l50nS i UiS 1 BOTTOM VIEW ICI 2 12 m m m m m m m i4j a Liij I_MJ Ljoj LLJ M 4 5V BOTTOM VIEW T 4 5...

Страница 258: ... GATE CONTROL R2 I 2 0 0 0 I 1 3 iS n 4 2V 150nS J l 4 2V 4 2V vL SIB 10 iS re SIC 100 iS 8 4 2V IPPS TICK FROM MASTER CLOCK BOARD A5A2 2 CLOCK COMMON RESET 4 2V R42 510 07 1854 0009 R44 1000 w 4 2V R 4 5 IOO0 RESET 4 2V lOOmS ICI5 1820 0315 RESET ONE SHOT vUCI 1 5 0 R43 I0K R47 1000 1 3 tS or P S iS _TL ICI6 1820 0315 PRESET ONE SHOT 4 C2 56 R46 IOK I 4 2 V 4 2V PRESET PULSES TO U S AND IO S SWIT...

Страница 259: ...PART OF A5 DIGITAL DIVIDER ASSEMBLY IO5065 6084 NOTE o SERIES 1904 A5A3 PRESET CLOCK BOARD ASSEMBLY 0506i 60i3 SERIES 1840 4 2V 4 ZV 012 1854 0018 PRESET AMPLIFIER NO 3 ...

Страница 260: ... _ C3 T 150 VA R57 I0K 4 2V 1 1 xS Si 150 nS u 1 4 1820 0094 1 4 1820 0094 O R40 2000 l50nS 12 _ 8 ICI2B p 1 2 1820 0086 l50nS or 4 2V R39 1000 R4I 2000 1 3 pS Si r PRESET PULSES TO J OO iS AND ImS SWITCHES w SIC AND D QIO 854 0018 RESET r IER NO 2 4 2V R56 1000 PRESET PULSES TO 10 mS AND lOOmS SWITCHES SIE AND F 2 I C I 7 B IT 1 2 1820 0080 GATE CONTROL PULSE TO DECADE GATES R6I 1000 4 2V R58 100...

Страница 261: ...1 MHz traps all undesired frequencies in the mixing product The remaining 1 MHz couples to Q6 to complete the regenerative feedback path Sustained regenerative oscillation produces 1 MHz which is amplified by Q8 and Q9 This 1 MHz output is also rectified by CR7 and filtered by C28 R35 and C29 for a dc output to the 1 MHz position of the CIRCUIT CHECK meter The 1 MHz output to A4 100 kHz Frequency ...

Страница 262: ...n and check for a difference 1 MHz CR4 output at the junction of R16 and R18 If everything checks out so far and there is no regenerative division look for a mal function in the start circuit of Q5 and Q6 In case the dc start circuit is not working the start oscillator can be turned on by grounding R8 at pin 6 to close Q5 switch b Tuning Adjustments 1 Connect a 50 ohm termination to the rear panel...

Страница 263: ...Figure 8 16 A6 1 MHz FREQUENCY DIVIDER ASSEMBLY See Page 8 41 ...

Страница 264: ... CR6 R24 CR5 C29 R35 T3 Q6 _ J 1 i J O 1 V cm 1 as cm O 1 V cm 1 is cm 5 V cm 5 MS cm DIVIDER INOPERATIVE tx O 5 V cm 5 us cm DIVIDER OPERATIVE O 2 V cm 5 JS cm O 2 V cm 5 us cm 5065A Normal operation unless noted Oscilloscope Decoupled ...

Страница 265: ...ONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADO ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 266: ...5 t C I 7 O IJJF 77 START CR5 N BLK C22 1000 r C24 _ 3000 R25 4700 r R26 51 R27 I5K Q2 1854 0003 5MHz SENSOR R9 1000 Q3 854 0003 NOTES DESIGNATIONS WITHIN THIS IRE ABBREVIATED ADD IUMBER TO ABBREVIATION TE DESCRIPTION 1ERWISE INDICATED CE IN OHMS NCE IN PICOFARADS CE IN MICROHENRIES INDICATES SELECTED AVERAGE VALUES SHOWN REFERENCE DESIGNATIONS NO PREFIX S2 A6 Cl 29 CRI 7 L I 6 01 10 R I 3 5 T l 3...

Страница 267: ...5065A Circuit Diagrams Theory and Maintenance Z ASSEMBLY 05065 6016 HNQTE I NC ERENCE DESIGNATIONS NO D REFIX S2 A6 C l 2 9 CRI 7 L I 6 OI IO R I 3 5 T I 3 Figure 8 16 A6 1 MHz Frequency Divider Assembly 8 41 ...

Страница 268: ...ause a saturated signal to appear on the oscilloscope This maximum signal output will peg the CIRCUIT CHECK meter when switched to 2ND HARMONIC b A more precise test can be made using the fol lowing procedure 1 Set up equipment as shown in A7 Test Setup Use Micon to BNC test cable that is supplied for the connection to A7J1 2 Set oscillator frequency to 137 Hz and output level to 5 V peak to peak ...

Страница 269: ...Figure 8 17 A7 AC AMPLIFIER ASSEMBLY See Page 8 43 ...

Страница 270: ......

Страница 271: ...OMuf R9 1000 TP2 O WBB O WHT BRN BLU C3 100 F Rll 20K V 7 RI2 200C PREAMPLIFIER J l SECOND HARMONIC 3 R 20V hZOV L NOTES REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS ...

Страница 272: ...C AMPLIFIER 2ND HARMONIC DETECT NOTES REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS REFERENCE DESIGNATIONS A7 Jl A7AI C I 2 3 CRI 2 4 5 I C I 3 01 2 5 7 9 R I 4 3 I ...

Страница 273: ...e E 1 5 0 6 5 6 0 8 0 NOTED SERIES 820 r Efi 3 0 A R D 05065 6079 SERIES 960 137 Hz 0 Y T O A8 I3 o W B 0 T 0 f l 7 3 0SO65 0 42 n 9 OFFSET NULL INV INPUT NON INV INPUT E E GNoU 8 NC V 3 3 3 OUTPUT OFFSET NULL Figure 8 17 A7 AC Amplifier Assembly 8 43 ...

Страница 274: ... one of the two transistors is cut off The phase shift network includes Q8 Q9 and associated components and allows phase adjustment of the 137 Hz sine wave This phase shift is necessary to establish the correct relationship between the modulating 137 Hz and the 137 Hz reference sent to the phase detector Phase adjustment control R43 provides the phase adjustment Because the signals driving transis...

Страница 275: ...uency offset Oscilloscope pattern should be similar to the Optimized A8TP3 Output f Remove yellow wire from A7 Assembly Check phase detector zero with voltmeter at A8TP3 Reading should be 0 V t 1 mV If not adjust A8R35 TROUBLESHOOTING AND REPAIR When any components are repaired or replaced the assembly should be adjusted If Rubidium vapor as sembly is replaced phase detector circuits should be rea...

Страница 276: ...Figure 8 18 A8 PHASE DETECTOR ASSEMBLY See Page 8 47 ...

Страница 277: ...33 CIS C2I C23 R42 R32 R3I R8 TPI R43 CI5 TP2 R35 TP3 MWM 2 V cm 2 ms cm 0 5 V cm 2 ms cm 1 O 5 V cm 2 js cm L b O 5 V cm 2 MS cm 1 _ r 0 1 V cm 2 ms cm System Locked 0 5 V cm 2 ms cm 5065A Normal operation unless noted A 5 V cm 2 ms cm LOOP OPEN FREQ ERROR 50 parts in 10 0 1 V cm 2 ms cm Oscilloscope DC coupled ...

Страница 278: ...CE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 QI2A AND 0I2B ARE A MATCHED PAIR ...

Страница 279: ...05065 6013 NOTE I I SERIES 1104 RI9 200 vw REFERENCE DESIGNATIONS ITHIN THIS ADD 1VIATI0N D DS TCHEO A8 Cl CR 01 Rl Tl TP 26 7 12 50 3 137 Hz AC ERROR SIGNAL FROM AC AMPLIFIER A7 WBO 0I2B 1853 CO R42 20 K R32 1500 m PHASE DETECTO ...

Страница 280: ...Model 5065A Circuit Diagrams Theory and Maintenance 5 B L Y 05065 6013 NOTE I SERIES 1104 2W 137Hz PHASE MODULATION SIGNAL TO MULTIPLIER A3JI Figure 8 18 A8 Phase Detector Assembly 8 47 ...

Страница 281: ...n and R5 100K is inserted between Q3 output and A10 input to further attenuate the signal b In the OPER position Q3 output feeds through R23 and CR10 which limits positive signals to the range of zero to 7 volts This signal routes through the FUNCTION switch to the quartz oscillator control cir cuit in A10 Assembly This output also connects to the rear panel CONTROL jack a Remove A8 circuit board ...

Страница 282: ...Figure 8 19 A9 INTEGRATOR ASSEMBLY See Page 8 49 ...

Страница 283: ... R 2 5 C24 R22 CRIO R23 L I R20 C4 R19 CR7 CR6 RI2 Q3 RI7 CRI RI8 02 RI6 RI3 RI4 C R 9 CR4 RI5 L K 3 CR5 R2I R3 ...

Страница 284: ...25 RI3 5100 I8V rh Q2 1854 0003 RI6 1800 3 IOCC II 5V Rl4 I OK Rll 1000 C2 O IMF 20V INTEGRATOR ZERO COARSE 20V rh INTEGRATOR ZERO FINE CW RIO 50K R9 4 75M 20V NOTES 1 REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS 3 ASTERISK INDICATES SELECTED COMPONE...

Страница 285: ...del 5065A Circuit Diagrams Theory and Maintenance r NTEGRATOR ASSEMBLY 05065 60I5 NOTE D REFERENCE DESIGNATIONS NO PREFIX R5 S5 A9 AMP 1 C I 4 CRI IO 0 1 3 R I 2 5 Figure 8 19 A9 Integrator Assembly 8 49 ...

Страница 286: ... kHz is determined by a phase shifting network in the bridge A1R1 A1R2 A1C1 and A1C2 The oscillator amplitude is determined by the degen erative feedback through A1R3 A1R4 and RT1 inside the oven Since thermistor RT1 is within the oven _ Wien bridge coscillator output level is determined by the oven temperature The thermistor has a negative temperature coefficient so a decrease in oven temp eratur...

Страница 287: ...Hz crystal filter adjustment A3C10 A3C11 A3C6 and A3C8 Capacitor A3C6 and A3C8 provide ac voltage division for the 5 MHz output to the i Frequency Divider Assembly Emitter follower A3Q5 couples the filter network to out put amplifier A3Q6 The gain of A3Q6 stage is adjusted I A3R19 and collector resonance is tuned with A3C12 Cjtput transformer A3T1 feeds the A3 Multiplier As sembly through A3J3 Sup...

Страница 288: ...o A10J4 DIV Voltage here should be greater than 60 mV If output from A10J3 1 V as measured above is 1 V rms and output from A10J4 DIV is less than 60 mV rms A10 assembly is probably defective and should be replaced Realignment of Output Crystal Filter a Remove ac and dc power from instrument b On bottom deck unsolder 115 Vac connection to A10 assembly See adjacent Figure for location of these term...

Страница 289: ...Figure 8 20 A10 OSCILLATOR ASSEMBLY BLOCK DIAGRAM See Page 8 53 ...

Страница 290: ...CONTROLLER AC AlO RT A2 OSCILLATOR AND AIOAIFI a j _r i THERMAL LINK ON Al AI0AIF2 crx o THERMAL LINK ON Al ST I 6 o THERMOSTAT r r L NOTES 1 REFERENCE DESIGNATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES REFERENCE DESIGNATIONS NO PREFIX PI ...

Страница 291: ...TOR AND AGC ASSEMBLY 5MHz r L2 220 _ T Y Y _ X C3 5000 J3 A3 POWER AMPLIFIER DC CONTROLLER REFERENCE DESIGNATIONS NO PREFIX PI 2 RI 3 AlO CI 8 HRI 2 JI 4 LI 2 RI 2 RTI STI AIOAI Fl 2 C4 5000 EFC T WHT ORN MODE SV lT Cri S2BI8 I5V TO I FINE I IV 5MHz TO MULTIPLIER A3 2 5MHz OUTPUT TO FREQUENCY DIVIDER A6 l X WHT ORN GRA TO T M I OSO65 0 2O Figure 8 20 A10 Oscillator Assembly Block Diagram 8 53 ...

Страница 292: ...r current which in turn increases Q7 collector current and the heater current output of chassis mounted Q3 In this manner heater current is increased to com pensate for a temperature drop When equilibrium is established oven at required temperature the Wein bridge is balanced with oscillator amplitude at a level corresponding to the required heater current Diode CR7 provides temperature stabilizat...

Страница 293: ...Figure 8 21 A11 RVFR TEMPERATURE CONTROLLER ASSEMBLY See Page 8 55 ...

Страница 294: ...IQ7 CR5 Q6 SL R5 1 V 2T ST y J J 5 V cm 1 ms cm O 5 V cm 1 ms cm O 5 V cm 1 ms cm 0 5 V cm 1 ms cm ...

Страница 295: ...All RVFR TEMPERATURE CONTROLLER ASSEMBLY io5065 6024 NOTE I 20 v ...

Страница 296: ...URE CONTROLLER ASSEMBLY ioso65 6024 NOTE PART OF AI2 RVFR 05065 600D NOTE n Figure ...

Страница 297: ...ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN R 3 1 5 TO Al7 3 LAMP OVEN REFERENCE DESIGNATIONS NO PREFIX JI5 17 PI5 I7 02 3 Rl All CI 24 CRI 8 01 8 RI 34 AI2 HRI 2 LI T E D RTI 2 A15 C7 06 7 R8 I2 ...

Страница 298: ... lamp heaters 3 Approximately 21 2 to 6 mA at J15 6 from A15 Power Regulator Assembly This current creates the magnetic field inside the RVFR to control its frequency b Outputs Under normal operation with suf ficient RF power applied the output of A7P1 will be 1 At resonance 274 Hz at a signal level of ap proximately 3 nanoamperes 2 Slightly off resonance 137 Hz at a signal level of approximately ...

Страница 299: ...R test setup illustration and oscillo scope setup per preceding step c 2 remove plug A7P1 Touch the center conductor of A7J1 with a small piece of metal such Model 5065A Circuit Diagrams Theory and Maintenance as a piece of solder A large signal should appear on the scope This indicates the preamplifier is OK b Check RF output of A3 Multiplier Assembly by following procedure in the A3 Oper ational...

Страница 300: ...0 ohms 5 MHz outputs One out put goes to A1 Synthesizer Assembly and the other out put to front and rear 5 MHz output jacks R1 provides a 50 ohm input at J1 Buffer amplifier stage Q2 amplifies the input 5 MHz signal for a 1 volt 5 MHz output at J3 Buffer Amplifier stages Q1 and Q2 provide a 1 volt 5 MHz output at J4 for the rear 5 MHz output and at J2 for the front panel 5 MHz output Additionally ...

Страница 301: ...Figure 8 22 A12 RVFR ASSEMBLY AND BUFFER A13 AMPLIFIER ASSEMBLY See Page 8 59 ...

Страница 302: ...C2 J 3 C WVG J2 ...

Страница 303: ... AI2AI SPECTRAL LAMP OSCILLATOR BOARD 105065 6004 RUBIDIUM LAMP 05065 6005 ZOV FROM AI5 JI6 U r FROM A3J4 MULTIPLIER T CI 5000 f r O DSI FILTER CELL J 20V L r AI3 BUFFER AMPLIFIER ASSEMBLY O5O65 6020 NOTE AI3AI BUFFER AMPLIFIER BOARD 05065 602i ...

Страница 304: ...NERATOR L I F I E R A S S E M B L Y 0 5 0 6 5 6 0 2 0 N O T E i ER A M P L I F I E R B O A R D 05065 602i J3 5MHz TO SYNTHESIZER s AIJ2 AI2A3 OVEN A S S E M B L Y 05065 6002 I PIT JIT TO A4 l TO A8 l TWISTEO PAIR TO AC AMPL A7JI PI5 AI5II 9 5 AIKI4 02 COLLECTOR CHASSIS MTD AI4I3 AII IO 6 A i l l l 4 AIK9 AII S Z2V 2 AIK6 3 AIK2 03 COLLECTOR CHASSIS MTD AI4I2 NO PREFIX JI5 I7 PI7 AI2 Cl FLI J2 LI T...

Страница 305: ... ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK l INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN 4 NOT FIELD REPAIRABLE 5 T E O THERMO EVECTRIC DEVICE _ REFERENCE DESIGNATIONS NO PREFIX JI5 I7 PI7 AI2 Cl FLI J2 LI T E D AI2AI CI 4 CRI LI 3 01 RI 3 AI2A2 DSI AI2A3 HRI 2 R...

Страница 306: ...Q14 Q2 and Q7 The cell oven and lamp oven inputs are the voltages at the inputs to the cell and lamp oven heaters Since these heaters are connected to the dc supply voltage 22 to 30 volts these inputs go L with an increase in heater current and H1 with no heater current With a cell oven no heater condition the cell oven input is near zero volts and Q5 is turned off inpressing an H signal on Q15 an...

Страница 307: ...nuous operation mode The table below summarizes the normal and abnormal voltages that operate the A14 Assembly OPERATIONAL CHECK a Remove ac and dc power b Remove A11 Assembly and mount on extender board c Reapply power and wait a few minutes for instrument to stabilize Press LOGIC RESET button Continuous OPERATION light will come on d Set meter to CELL OVEN e Momentarily short Q5 collector case t...

Страница 308: ...requency When 20 volts connects to C2 in the OPER position of the FUNCTION switch resulting positive spike is inverted by Q4 for a no go negative spike which latches CR13 off and disables the CONTINUOUS OPERATION light until the LOGIC RESET pushbutton is depressed to turn onCR13 Abnormal Condition Causing Continuous Operation Light Off H causing Q8 to cut off and deliver an H input to Q15 L causin...

Страница 309: ...Figure 8 23 A14 LOGIC ASSEMBLY See Page 8 63 ...

Страница 310: ...CR6 Q11 R4 04 R35 CR14 016 Q10 R21 Q6 R13 R20 CR7 CR9 R25 _ R3 C2 SB R12 R37 R36 CR13 15 Q18 R33 R22 R14 3 ...

Страница 311: ...AI4 LOGIC ASSEMBLY 05065 ZOV CONTROL FROM OPERATIONAL AMPLIFIER A9 8 ...

Страница 312: ...A I 4 LOGIC ASSEMBLY 05065 60I2KNOTE I SERIES I532A QI8 1854 0003 CONTINUOUS OPERATION LAMP SWITCH OPERAT m WHT 8RN YEL SOV ...

Страница 313: ...THIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS REFERENCE DESIGNATIONS NO PREFIX DSI 2 S3 5 AI4 C I 5 CRI 14 OZ 18 R2 4 6 37 05065 D 26 20V Figure 8 23 A14 Logic Assembly 8 63 ...

Страница 314: ...FR Assembly Since the resonance frequency is not directly proportional to magnetic field control fixed resistances R8 and R12 pad the MAGNETIC FIELD potentiometer R6 to provide the required linearity Series reference resistors R10 and R11 provide Q6B with voltage information proportional to magnetic field winding current Q6 differential amplifier drives Q7 to equalize Q6A B base voltages In this w...

Страница 315: ...Figure 8 24 A15 POWER SUPPLY AND REGULATOR ASSEMBLY See Page 8 65 ...

Страница 316: ...CR3 CR1 C1 CR2 CR6 Q10 CR8 CR7 R16 CR4 Q8 R14 09 R15 R8 A 06 R11 R10 C6 C7 R9 Rt R4 R12 C4 CR5 B 05 A R17 C10 CR9A CR9B C9 R13 R7 03 R3 04 C3 R6 C8 L1 C11 L2 R2 C2 R1 Q2 Ql 15 C5 8 ...

Страница 317: ...HIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 318: ...BLY 05065 6023 NOTE n SERIES IS IO MAGNETIC FIELD CONTROL 20V SUPPLY RECTIFIER REGULATOR REFERENCE DESIGNATIONS NO PREFIX Cl 2 7 CR3 JI7 LI PI7 01 R4 6 AI2 LI T E D AI5 CI 12 CRI 9 LI 2 01 10 RF 17 Tl Tl OUTLINE 1 o oo oo o 4 0 o o F i c ...

Страница 319: ...BLY 05065 6023 NOTE D SERIES ISIO e 20V TO LAMP 24 TO 32V TO A2 9 _ C2 n4 280OT28O0 IOK I 0 47WF T 2800T280 O5O65 0 27A E DESIGNATIONS AI2 1 E D AI5 CI 12 CRI 9 LI 2 01 10 Rl 17 Tl Tl OUTLINE I 4 o oo oo o o o o Figure 8 24 A15 Power Supply and Regulator Assembly 8 65 ...

Страница 320: ...ling Input 1 PPS pulses to the output tick blocking oscillator couple through J2 from A5 Digital Clock Diode CR15 at Q7 base blocks any negative component of the input pulse Q7 drives blocking oscillator transformer T2 and feedback to Q8 provides the regenerative action 8 66 Diode CR9 protects Q7 and Q8 collector junctions In T1 output CR1 provides isolation Selectable resistor R15 determines the ...

Страница 321: ...Figure 8 25 A16 DIGITAL DIVIDER POWER SUPPLY ASSEMBLY See Page 8 67 ...

Страница 322: ...T2 I WA C16 R13 Q6 R9 u R8 R4 CR6 CR4 C10 R7 CR3 CR2 C9 R5 R6 C8 Q5 C6 Q4 r Q3 ...

Страница 323: ...ATIONS WITHIN THIS ASSEMBLY ARE ABBREVIATED ADD ASSEMBLY NUMBER TO ABBREVIATION FOR COMPLETE DESCRIPTION 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN PICOFARADS INDUCTANCE IN MICROHENRIES 3 ASTERISK INDICATES SELECTED COMPONENT AVERAGE VALUES SHOWN ...

Страница 324: ..._P0WER _SUPPLY_ S MJLYjosoes oBSHNOTEjijERiES 9 i 2 _ AI6AI POWER SUPPLY AND IPPS OUTPUT BOARD ASSEMBLY ososs soez SERIES 191 REFERENCE DESIGNATIONS NO PREFIX JI4 AI6 JI 4 AI6AI CI 19 CRI 15 ICI LI 3 01 12 RI 26 Tl 2 Figure i ...

Страница 325: ...PPLY_ ASSE LYj050_S5 6q85 NOTE_l SERIES29l2_ 3 OUTPUT BOARD ASSEMBLY O5065 6O82i SERIES 191 4 ZV TO A5A2 9 ASA3IIO A5A4 10 THRU ASAI NCE DESIGNATIONS AIS JK4 AI6AI CI 19 CRI 15 ICI LI 3 01 12 RI 26 TI 2 Figure 8 25 A16 Digital Divider Power Supply Assembly 8 67 ...

Страница 326: ...upply to conserve power when the 5065A is operating from battery power Under normal operation when ac power is applied zener diode CR1 conducts turning on Q2 This allows U2 to oper ate normally When ac power is lost Q2 turns off forward biasing CR2 which in turn prevents the power supply from operating Pressing the STANDBY READ switch enables power supply operation lighting the display Current lim...

Страница 327: ...s g Before applying operating power ensure that the exposed LED Clock boards and wires are not in contact with any metal objects or surfaces Apply operating power h To reinstall the Clock Display turn off all oper ating power In Option 003 disable the internal standby battery i Perform steps b to e in reverse order See Note NOTE While installing the clock into the instrument front panel check that...

Страница 328: ...ru 6 If these check OK replace U1 See Note 4 on Figure 8 26 for typical waveform b Display Not Lit 1 Check voltage at A19A2 4 It should be 5V 5Vdc If incorrect troubleshoot circuit of A19A2U1 2 Check 12V input at A19A2 5 It should be the same as measured at R terminal on A19A1 If not check continuity of 12V line from A19A1 to A19A2 3 Substitute a new LED in one of the display posi tions 4 Trouble ...

Страница 329: ...Figure 8 26 A19 CLOCK DISPLAY ASSEMBLY See Page 8 71 ...

Страница 330: ... DRIVER C3 1 P1 C1 Q1 R3 O 111 to 8 R4 R5 Q 2 r O R7 R8 R9 R10 R11 R12 R13 R14 U2 O w n F1 F2 R17 R18 C13 Q4 CR5 in o L2 CM C2 o j CR4 O ocftScM R16 o 1 A19A2 CLOCK DISPLAY DS1 DS2 DS3 DS4 DS5 DS6 Q1 Q2 Q3 Q4 Q5 Q6 O i i T T r cccncccccEcar RP1 C ...

Страница 331: ...ASSY Q5QC UNREGULATED c 28VDC g HT BLU RED WHT BLU RED W B R J _ FROM A2 8 COMMON BLACK FROM AI6 l 3 V D C RED FROM AI6 m CHASSIS CONNECTED BY CLOCK MTG STUDS AC SENSE 29VDC WHT RED ORN W R O FROM A2 9 MASTER IPPS WHT 5 2 I v w FROM AI6 w ...

Страница 332: ...AI9AI REGULATOR DRIVER CIRCUIT BOARD ASSY Q50e 6I46 SERILS 1740 REGULATOR AI9A2 CLOCK DISPLAY C ...

Страница 333: ...IO 38 3 B Rll 38 3 RI2 38 3 D RI3 e 38 r3 T W RI5 38 3 w G n 12 yMODE SEL MUX TIMING 1 MULTIPLEXED 7 SEGMENT OUTPUTS SEE NOTE 5 Ul CLOCK ACCUMULATOR DISPLAY DRIVER I N IPPS OUT HOLD IN FAST SET DIGITS ENABLE SEE NOTE 5 SLOW SET CLK DRIVE 1 9 IPPS 20 T HOLD 1 6 r 23 24 25 26 21 22 1 2 I I 1 0 9 BCD OUT F A i 6 SWITCH MOUNTING BRACKET FASfj F A S J piSLOJj S3_ EHpLDj o o S2 i 1 I SET S4 U NOTES 1 RE...

Страница 334: ... 2 UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN FARADS INDUCTANCE IN HENRIES APPROXIMATION OF DISPLAY AMD SEGMENT SWITCHING WAVE FORM IN SOME CASES THE SAME SEGMENT IS OFF IN ALL DISPLAY GIVING A STRAIGHT LINE WAVE FORM WAVE FORMS WILL CHANGE EACH SECOND WITH CLOCK RUNNING 3 7 SEGMENT DISPLAY TYPICAL DSI THRU DS6 5 LEGEND POST TERMINALS O WIRE SOLDERED IN BOARD ...

Страница 335: ...K J2 DS4 SEE NOTE 3 I 1 5 U3F DS5 SEE NOTE 3 J 13 10 8 7 2 II SECONDS O DS6 SEE NOTE 3 APPROXIMATION OF DISPLAY AND SEGMENT SWITCHING WAVE FORM IN SOME CASES THE SAME SEGMENT IS OFF IN ALL DISPLAY GIVING A STRAIGHT LINE WAVE FORM WAVE FORMS WILL CHANGE EACH SECOND WITH CLOCK RUNNING LEGEND POST TERMINALS O WIRE SOLDERED IN BOARD Figure 8 26 A19 Clock Display Assembly 8 71 ...

Страница 336: ...LVJ HEWLETT PACKARD MANUAL PART NO 0506S 9041 PRINTED IN U S A ...

Страница 337: ... MHz input sine wave at about 1 Volt rms that is applied to a 10 MHz multiplier The 10 MHz signal at ASAl 12 is connected through A5A4 to A5A3TT2T The SYNC signal from J12 on the 5065A rear panel is connected through A5A1 to A5A4 and then to A5A3 1 The 1 PPS signal from A5A3 is synchronized with the SYNC signal from the 5065A rear panel The other RF connector Jl is a 1 PPS output The 1 PPS from A5...

Страница 338: ...nterconnect Board provides electrical con nections between the A5A1 A5A2 and A5A3 sub assemblies of the A5 Digital Divider There are no active circuits on A5A4 A5 DIGITAL DIVIDER MAINTENANCE The A5 Digital Divider provides one pulse per second output signals at the HP 5065A front panel and to the front panel digital clock A 1 MHz signal from the A4 100 kHz Frequency Divider is the input signal to ...

Страница 339: ...48 to R42 Change Reference Designator for resistor R42 to R43 Change A5A2IC1 IC2 and IC3 part numbers to 1820 0580 2144A Change A5A2 SERIES to 2144 2208A Change A5A2 SERIES to 2208 2308A Replace A5A2 schematic component locator and tables with new page 8 35 SERIES 2308 supplied in this manual change Page 8 37 Figure 8 15 A5A3 Preset Clock Board Option 001 Sheet 3 of 3 All Serials Change label at A...

Страница 340: ...es A9 MAINTENANCE Replace all of NORMAL OPERATION replace paragraphs c e and g of OPERATIONAL CHECK and all of ASSEMBLY REPAIR AND REPLACEMENT paragraphs supplied in these manual changes Page 8 49 Figure 8 19 A9 Integrator Assy Component Locator Schematic Diagram All Serials Change reference designation of resistor marked C24 top left center to R24 Add reference designator R5 to top left unmarked ...

Страница 341: ...Detector Assem bly d Remove short from pins 14 and 15 Set FUNC TION switch to LOOP OPEN and connect circuit as shown A9 Test Setup r 2 2M wv A9 14 I T0I 5VDC BATTERY OR T POWER SUPPLY A9 15 Set dc voltmeter to 30V range Observing dc voltmeter set HP 5065A s FUNCTION switch to OPER The voltage will increase at the rate of about lV second to about 12V Set FUNCTION switch to LOOP OPEN The voltage wil...

Страница 342: ... 15V GND 15V C R7 R8 R9 Part of Figure 8 19 A9 INTEGRATOR ASSEMBLY CCMPONENT LOCATOR 05065 6108 SERIES 2632 Part of Page 8 49 ...

Страница 343: ... COMPLETE DESCRIPTION UNLESS OTHERWISE INDICATED RESISTANCE IN OHMS CAPACITANCE IN FARADS INDUCTANCE IN HENRIES to CONTROL TO A14 16 LOGIC CONTROL TO FRONT PANEL r METER Ml S5 TO A10 OSCILLATOR EFC T0 _J _ CONJRpT REFERENCE DESIGNATIONS AS ASSY C1 C5 R1 R9 U1 U3 NO PREFIX S5 TABLE OF ACTIVE REFERENCE DESIGNATOR Ul U2 U3 HP PART NO 1826 0281 1826 0274 1813 0437 ELEMENTS MFG PART NO MC79L15ACP MC78L...

Страница 344: ...ovides a low level signal to 5 MHz DIV output Nominal voltage at this point is 70 mV rms into 1000 Ohms A 15 Vde reference power supply consists of A10A2CR1 CR2 and associated parts This supply provides a stable reference source for external circuitry connected to the or EFC inputs The A10A3 Power Supply Assembly has two inputs 20V and 24V The 24V input operates from a voltage range of 21 to 30 Vd...

Страница 345: ...e a sine wave of at least 2 8 Volts p p This level can be adjusted with A10A2R8 c Remove 50 ohm feedthrough and connect signal to spectrum analyzer Check spectrum from 5 MHz to 20 MHz All 5 MHz harmonics should bemore than 30 dB below the 5 MHz output d Disconnect spectrum analyzer and reconnect 5065A cable on IV jack e Use high impedance oscilloscope probeto measure voltage at DIV output on circu...

Страница 346: ... 10 MHZ OSCILLATOR IS NOT FIELD REPAIRABLE The A10A2 Frequency Divider Amplifier Board Assembly and A10A3 Power Supply Board Assembly are both repairable to the component level If the A10A3 is replaced the factory selected resistor A10A3R11 from the defective board or a resistor of equivalent value must be installed in the new board The value of A10A3R11 must reflect the value as noted on the A10A...

Страница 347: ...mponent locator with new A11 component locator supplied in these manual changes Page 8 63 Figure 8 23 A14 Logic Assembly All Serials Change the value of R12 20K to 1000 ohms Add R15 20K between circuit board common and junction of CR2 and R16 Page 8 64 Circuit Diagrams Theory and Maintenance 2144A Power Supply and Regulator Circuit A15 Theory Add the following to paragraph a Starting with the A15 ...

Страница 348: ... MP5 A10 OSCILLATOR ASSEMBLY 05065 6094 SERIES 2120 15 15 J2 ay U1 C1 C2 R1 R2 CR1 R3 R4 R 2 R13 C3 C4 C6 BLU YEL GRM TP1 CR2 CR3 R6 R7 02 R8 R9 R10 R11 J1 A10A3 POWER SUPPLY ASSEMBLY 05061 6166 SERIES 2120 Part of Page 8 53 ...

Страница 349: ... Vert Horiz 1V div 50 ns div OV 4 4 M 4 ff njn rim m 3 Vert 2V div Horiz 50 ns div OV i 4 __ ti 4 Vert 5V div Horiz 50 ns div 4 OV Horiz 2V div 50 ns div 6 Vert 5V div Horiz 50 ns div WAVEFORMS FOR A10A2 FREQUENCY DIVIDER AMPLIFIER ASSEMBLY 05061 6165 SERIES 2120 Part of Page 8 53 ...

Страница 350: ...18 CH2 CR1 R17 C13 I C11 Rib Rib R14 Ul R 3 R12 15 C10 MP1 TY1 R11 RIO R9 04 R C9 L4 8 L3 R7 R6 C7 C6 Rb R4 C R3 L2 LI C3 R C2 C1 HI Q3 C4 Q2 Q1 A10A2 FREQUENCY DIVIDER AMPLIFIER ASSEMBLY 05061 6165 SERIES 2120 Part of Page 8 53 ...

Страница 351: ...CR2 Q1 J3 J4 J2 J1 CR1 Q4 R15 C72 R9 R5 R4 C13 R17 L5 C10 R13 L 2 R12 C6 C 3 C5 R10 R11 R3 C2 R2 T P 1 Q2 L 1 C 4 C 1 R8 R1 C11 R16 U1 L7 R14 A10A2 Frequency Divider Amplifier Assembly Component Locator 05061 6174 SERIES 2432 Part of Page 8 53 ...

Страница 352: ...QUENCY DIFFERENCE BETWEEN THE CESIUM RESONANCE AND THE APPLIED MICROWAVE SIGNAL SYNTHESIZED FROM THE AIOAI lOMHl OUTPUT ALARM LED IS SET TO TURN ON AT 4 5Vdc NOMINAL AND 4 5 V NOMINAL REFERENCE NO PREFIX RIO AIOAI DESIGNATJ AI0A2 CI 13 CRI 2 JI 4 6 9 Ll T QI 4 RI 18 TPI Ul ONS AIOAI CI 7 CRI 3 Jl 2 LI 01 2 RI 4 6 13 TPI Ul NOT ASSIGNED AI0AZJ5 AIOA3R5 TABLE OF CIRCUIT REF AIOUI AIOA2CRI AI0A2CR2 A...

Страница 353: ...CRt R21 R22 C12 R7 C6 n4 R31 R5 n R JC1Q _ JJ Q 1 C12 R9L Zm C R 7 R7 R13 j 32 R3 C6 iSJaL R5 C8 C9 R6 C1 C3 34 a f i l l ens m Q2 Slfe jW R33 CR6 R 1 6 R24 1 5 Q8 Q6 R26 g j g Q4 R30 R28 c R4 I i j w C24 C22 C16 Part of Figure 8 21 A11 RVFR Temperature Controller Assembly 05065 6024 SERIES 1840 Part of Page 8 55 ...

Страница 354: ...ure 8 25 Figure 8 25 A16 Digital Divider Power Supply Assembly All Serials Change reference designation of diode CR13 to CR12 located between R19 and R20 upper left corner Change reference designation of diode directly to the left of R10 top center from R15 to CR10 Add resistor R15 betweeen the two terminal posts just above R17 Reference Designator Table Change CR1 15 to CRI 12 15 Change Q1 12 to ...

Страница 355: ... 8 71 Figure 8 26 A19 Clock Display Assembly All Serials Change part numbers at top of A19A2 schematic to 05061 6125 for OPTION 001 and 05061 6136 for OPTION 003 Delete connection between collector of A19A1Q3 and A19A1U2 pins 11 and 14 Connect A19A1U2 pins 11 and 14 to board common ...

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