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Summary of Contents for TR 502

Page 1: ...INSTRUCTION Part No 070 1735 00 MANUAL Product Group 26 TR 502 TRACKING GENERATOR ron coMnnirreo ro ExcFi_ Ervce...

Page 2: ...TEK MANUAL T ON First Printing NOV 1975 Revised AUG 1984 TR 502 Part No _ 070 1735 00 Product Group 26 TRACKING GENERATOR Please Check for CHANGE lNFORMATlON at the Rear of This Manual Tronix...

Page 3: ...on of Tektronix I nc Products of Tektronix Inc and its subsidiaries are covered by U S and foreign patents and or pending patents TEKTRONIX TEK SCOPE MOBILE and are registered trademarks of Tektronix...

Page 4: ...Check 2 1 Diode Code 6 2 SECTION 3 PERFORMANCE CHECK Transistor and Integrated Circuit IC Electrode Introduction 3 1 Configuration 6 2 Preliminary Preparation 3 1 Finding Faulty Semiconductors 6 2 Che...

Page 5: ...Fig 1 1 TR 502 Tracking Generator...

Page 6: ...equired to The TR 502 Tracking Generator operates with the 7L13 calibrate the instrument or 7L12 Spectrum Analyzer to provide a calibrated rt signal for swept frequency applications from 100 kHz to 1...

Page 7: ...on the back Harmonic 20 dB or more below the carrier of the TR 502 See list of accessories on ACCESSORIES Content tab page at the back of this manual Removethis screw to Non Harmonic 40 dB or more be...

Page 8: ...instrument on all sides by tightly packing dunnage or urethane foam between the carton and the instrument allowing three inches on all sides 4 Seal the carton with shipping tape or an industrial stapl...

Page 9: ...with the 7L13 Spectrum Analyzer so operational logic from the 1st LO IN and 2nd LO IN These interface to the TR 502 controls the sweep function of the spectrum spectrum analyzer 1 st LO and 2nd LO Ou...

Page 10: ...then connect the RF OUT to the RF Input of the spectrum analyzer If a frequency counter is used a Change the spectrum analyzer Reference Level to connect the AUX RF OUTput of the TR 502 to the RF Inp...

Page 11: ...dB steps counter is transmitted through the interconnecting cable between the TRACK GEN LOGIC connectors and the data and note that the display level decreases proportionately lines between the inter...

Page 12: ...QUALIFIED PERSONNEL ONLY TO AVOID PERSONAL INJURY DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN OPERATING INSTRUCTIONS UNLESS YOU ARE QUALIFIED TO DO SO REFER TO OPERATORS SAFETY SUMMARY...

Page 13: ...play to 10 dB Div the Span Div to Max Span with the Resolution coupled 3 MHz and switch the Phase Lock on Set the PERFORMANCE CHECKS WHICH TR 5020UTPUTLEVELtoO dBm with the VAR dB control REQUIRE TEST...

Page 14: ...v to 20 MHz a Leave the spectrum analyzer controls as previously with the Resolution coupled Center Frequency 100 MHz set in step 1 Connect the power meter to the TR 502 AUX and Display Mode of 10 dB...

Page 15: ...setup and controls settings then adjust or calibrate as 1pp MHz directed The 2 2 GHz four cavity filter and mixer adjustments are only required if the filteror mixerassembly is replaced The adjustment...

Page 16: ...ent such as the crystal or the TR 502 chassis Output of 05208 is approximately IC 0520 has been replaced 800 mV peak to peak 1 52 5 MHz Oscillator Mode Adjust b Adjust the Mode Adjust C524 Fig 4 2 so...

Page 17: ...Span Div to 0 keeping the input tuned to 50 MHz b Remove the Calibrator signal to the analyzer and connect a power meter such as HP Model 435A to the TR 502 RF OUT REV DEC 1981 Calibration Procedure...

Page 18: ...analyzer display c Adjust the Sweep Trigger Level R475 Fig 4 4 until the sweep stop point is next to the dot Fig 4 5 al 201d 0 7 art JI B Sweep stop at center screen A Sweep stop prior to center scre...

Page 19: ...LO port of the output mixer is between 5 mW heterodyning the 2 095 GHz with the 2nd LO signal to 10 mW Harmonics of the input signal frequencies are frequency of 2 2 GHz The TR 502 Tracking Generator...

Page 20: ...095 GHz oscillator signal and prevent this signal from getting back into the spectrum analyzer Adjustment of the bandpass filter response is ac complished by the four tuning screws one foreach cavity...

Page 21: ...etector and selected by the low 0 resonant circuit tuned by C524 The temperature compensating diode driving a differential frequency can be tuned through 52 5 MHz by C530 and amplifier The output of t...

Page 22: ...xis blanking During sweep mode 0455 is turned on to screen centered and held at center long enough for the divert the current and prevent blanking counter to make a count then allowed to continue to t...

Page 23: ...ing or brushing the surface with a soft cloth or small brush The brush will remove dust from Transistor and Integrated Circuit Checks around the front panel selector buttons Hardened dirt Periodic che...

Page 24: ...d ceramic capacitors are color coded in picofarads Tan instrument are described on inserts bound into the talum capacitors are color coded as shown in Fig 6 2 rear of the manual Check this section cha...

Page 25: ...nce 2 Use only good components for substitution ratio across some semiconductor junctions if no other method is available Use the high resistance ranges R x 1000 or higher so the external test 3 Turn...

Page 26: ...see Operating means of clipping a test probe to the multi pin IC s is with Instructions an IC test clip This device also serves as an extracting tool Lead configuration and data for the IC s used in...

Page 27: ...ore changing an adjustment note its position so it can be returned to the original setting This will facilitate recalibration after the trouble has been located and repaired 6 Determine the extent of...

Page 28: ...CING ASSEMBLIES diagonal cutters to remove the ferrule from the new pin then insert the pin into the old ferrule and solder to both sides of the ferrule The modular construction of the TR 502 allows r...

Page 29: ...required after it is installed The mixer affects filter response therefore if either assembly is replaced retuning the filter and adjusting the mixer coupling will be required The orientation of the...

Page 30: ...A U T 10 N a Separate the two sections as previously describ N ed and position the two sections so the filter ad justments are accessible Remove P446 Tune Voltage Line Fig 6 8 Reconnect P370 and P210...

Page 31: ...tered on screen f Move the cable from the spectrum analyzer 7L13 or 7L12 2nd LO Out to the 1 st LO Out so the 1 st LO Out signal is now applied to the TR 502 2nd LO IN connector g Set the spectrum ana...

Page 32: ...OPTION INFORMATION Your instrument may be equipped with one or more options This section describes those options or directs the reader to where the option is documented Section 7 TR 502...

Page 33: ...contactyou concerning any change in part number Change information if any is located at the rear of this manual SPECIAL NOTES AND SYMBOLS X000 Part first added at this serial number OOX Part removed...

Page 34: ...168 500 BROADWAY LAWRENCE MA 01841 18203 ENGELMANN MICROWAVE CO SKYLINE DR MONTVILLE NJ 07045 18324 SIGNETICS CORP 811 E ARGUES SUNNYVALE CA 94086 21847 AERTECH INDUSTRIES 825 STEWART DR SUNNYVALE CA...

Page 35: ...89 3C37X5R564M050B C186 283 0129 00 CAP FXD CER DI 0 56UF 20 100V 56289 3C37X5R564M050B C202 283 0346 00 CAP FXD CER DI 0 47UF 80 20 100V 72982 8131 M100F474Z C210 283 0341 00 CAP FXD CER DI 0 047UF 1...

Page 36: ...CAP FXD CER DI O OOtUF 10 200V 59660 835 515 Z5D0102K C522 283 0346 00 CAP FXD CER DI 0 47UF 80 20 100V 72982 8131 M100F474Z C523 283 0067 00 8010340 CAP FXD CER DI 0 001UF 10 200V 59660 835 515 Z5D01...

Page 37: ...315 0184 00 RES FXD CMPSN 180K OHMS 0 25W 01121 CB1845 R166 315 0103 00 RES FXD CMPSNaOK OHMS 0 25W 01121 CB1035 R168 315 0104 00 RES FXD CMPSNa00K OHMS 0 25W 01121 CB1045 R170 315 0272 00 RES FXD CMP...

Page 38: ...1637 MFF1816G71500F R362 321 0164 00 RES FXD FILM 499 OHM 1 0 125W 91637 MFF1816G499ROF R364 321 0270 00 RES FXD FILM 6 34K OHM 1 0 125W 91637 CMF55116G63400F R370 315 0620 00 RES FXD CMPSN 62 OHM 5 0...

Page 39: ...925 R484 315 0271 00 RES FXD CMPSN 270 OHM 5 0 25W 01121 CB2715 R494 315 0300 00 RES FXD CMPSN 30 OHMS 0 25W 01121 CB3005 R498 315 0300 00 RES FXD CMPSN 30 OHMS 0 25W 01121 CB3005 8500 315 0680 00 801...

Page 40: ...6 0067 00 MICROCIRCUIT LI OPERATIONALAMPLIFIER 01295 MICROA741CP U250 156 0067 00 MICROCIRCUIT LI OPERATIONAL AMPLIFIER 01295 MICROA741CP U350 156 0053 00 MICROCIRCUIT LI VOLTAGE REGULATOR 07263 SL217...

Page 41: ...s unless noted otherwise and the S2 symbol is omitted Capacitor values 1 e g 10 are in picofarads pF and values 1 e g 0 01 are in microfarads unless otherwise noted R 24 3oK SV REV A MAY 1978 P O SWEE...

Page 42: ...HONEYCOM FILTER I I I ____ _ I I NORMALIZING I I I AMPLIFIERS 9d61 I 9GHs I I LOW PASS I Lo I FILTER I OUTPU VT 1F I i n j I MIXER 90d6m I RF 29dBm I d6 I AMPA1F1 0ER I T GIAS BIAS C I LEVELING I ATTE...

Page 43: ...I Od6m I I I I I I I u m I I I I I I u _ ATTENUATOR BIAS BIAS BIAS BIAS 61AS 1z FIER 2 ENCY TOR 4 VOLTAGE CONTROLLED CRYSTAL OSCILLATOR lS2 SMNZ A3SOA3 SIGNAL LEVEL NORMALIZATION POWER SUPPLY REGULATO...

Page 44: ...LIFIEP T AF S L f COLLECTOR ___ ____ ___ _________ _ I AD LEV ELI AJG LEV EIING ATTENUATOR I ATTENUATOR 2 095 GNz OSCILLATOR 23 dBm AMPLITUDE CONTROLLED OUTPUT X 38dBm eu LOS MFiz WIO RF INPUT Z SOIL...

Page 45: ...I AMPLIF1ER I AMPLIFIER I AMPLIFIER I LOW PASS I I I I I FILTER I I I I I P200 A3ZO 2 20Nz FOUR CAVITY FILTER ASSEMHLV 11 I s1 P190 N d b W J 0 of of N a 0 0 a r r r w W V N W M W d N N rn W A jJl W...

Page 46: ...4 U iy O J F Q Z w C7 Z Q a O O O U w TR502 P210 n 15V L250 U250 P160 R258 _ w R152 8150 GND A B C D R164 A150 Leveling Loop Bias Ckt Brd 0174 U170 R180 Y R166 R178 r R202 R20G C202 8204 C226 1735 16...

Page 47: ...U160 R168 8180 R192 r 8166 R178 _M 190 P170 A150 Leveling Loop Bias Ckt Brd 1735 16...

Page 48: ..._ 4 27 K 8100 0 RI72 8114I RI B LOK LOK SEL LO 3 3 ISV ISV ISV 9 RIS2 DCPL DCPL 8150 DCPL R10B DCPL 8180 Rloly TOOK 1 RO6 TOOK RaK IOOK t10V MAX OUTPUT LEVEL 1 OV 173 24 REVA v1AY I197B 8200 100 v M R...

Page 49: ...4 R2S8 1 8K R2Slo 20 K E H 4TH AAAP J G 4 5 3 P190 RI 84 LOK JEL161G LOOP elAS CKT BRD V R2S8 la 2V ISV 8208 DCPL 820 C218 0 41 ISV DCPL ISV R242 DCPL 8232 92 i 8218 180K 10 9 En AF Oslo T ISV DCPL U...

Page 50: ...Z O N Q U a O J H Q Z w C7 Z Q a O O U TR502 P370 O O M P446 a M U a n C360 U35C U370 M...

Page 51: ...8453 0450 C420 G38f C490 L49U lYYI Q455 R464 U460 A350A7 1Vlother Board C364 C390...

Page 52: ...0422 Q480 33 5V R480 8434 v 8436 R432 P360 P330 P350...

Page 53: ...A350A2 105 MHz Amplifier SN 8010340 UP A350A3 52 5 MHz Oscillator A350A4 f Detector 1735 26 1735 19 1735 20 TR502...

Page 54: ...2 0520 0 4 CS22 Y52fo 0 47 x CZ S2 5MHn R514 20 R502 C502 OI 2o Coiq T52o R521 L520 200 113nH R516 R506 1 506 431K 30o Q510 R504 20 I13nH G500 4 3K QSOS 00 CSZ R316 c R523 0523 t ool R520 Gooi 620 R 3...

Page 55: ...S IVI CRa o o R4 0 4 K A8 B6 Q390 R io a RS9B RISK 4 0 Q395 j9 SV1 R480 I CR460 Sw 93 SV 1 C4B0 0 41 8464 z o vsv 8498 so LC496 0 4 I R472 8414 IOK 1SOK ISVI ISVI SWCEP TRf GGER lEV E4 OPERATIONAL LOC...

Page 56: ...o of zm o am aM VM 00 JO Fm 2Z W _fn N d W va A350A2 105 MHz Amplifier SN 8010339 BELOW Digitally signed by http www aa4df com 1735 18...

Page 57: ...L m e _...

Page 58: ...Items in this section are referenced by figure and index numbers to the illustrations in the Parts List an Item Name is separated from the description by a colon Because of space limitations an Item...

Page 59: ...571 W POLK ST CHICAGO IL 60607 71785 TRW CINCH CONNECTORS 1501 MORSE AVENUE ELK GROVE VILLAGE IL 60007 73743 FISCHER SPECIAL MFG CO 446 MORGAN ST CINCINNATI OH 45206 73803 TEXAS INSTRUMENTS INC METALL...

Page 60: ...S _20 _____ _____ 1 CABLE ASSY RF ATTEN TO RF OUT SEE W130 REP 21 015 1025 01 1 TERM COAX 3MM MALE 50 OHM W CH 18203 T186C5 22 366 1520 00 B010100 8030642 1 KNOB SIL GY 0 594 X 0 25 X 0 47 80009 366 1...

Page 61: ...____ 1 MIXER ASSEMBLY OUTPUT SEE A110 REPL ATTACHING PARTS 52 210 0586 00 2 NUT PL ASSEM WA 4 40 X 0 25 STL CD PL 78189 211 041800 00 END ATTACHING PARTS 53 441 1297 00 1 CHASSIS GEN MAIN LEFT 80009 4...

Page 62: ...263 04 8010100 B010339 5 SOCKET PIN TERM FOR 0 025 INCH SO PIN 22526 75377 001 136 0263 04 8010340 7 SOCKET PIN TERM FOR 0 025 INCH SO PIN 22526 75377 001 85 136 0260 02 8010100 8010339 2 SKT PL IN EL...

Page 63: ...3405 01 8030448 1 SUBPANEL FRONT RIGHT 80009 386 3405 01 ATTACHING PARTS 120 213 0229 00 4 SCR TPG THD FOR 6 20 X0 375 100 DEG FLH ST 93907 ORD BY DESCR END ATTACHING PARTS 121 337 2241 00 8010100 803...

Page 64: ...0162 04 1 CONN BODY PL EL 4 WIRE YELLOW 80009 352 0162 04 143 352 0163 05 2 GONN BODY PL EL 5 WIRE GREEN 80009 352 0163 05 144 352 0164 00 1 CONN BODY PL EL 6 WIRE 8E 4CK 80009 352 0164 00 352 0164 0...

Page 65: ...REV OCT 1981...

Page 66: ...REV OCT 1981 A110 51 33 TR 502 TRACKING GENERATOR...

Page 67: ...2 0648 00 3 103 0045 00 1 ADAPTER CONN BNC FEMALE TON MALE 91836 KN99 35 4 015 1018 00 XB020264 1 ADAPTER CONN 3MM MALE TO BNC FEMALE 24931 29SP 124 1 5 343 0604 00 1 RETAINER PL IN 80009 343 0604 00...

Page 68: ...to printing and shipping requirements we can t get these changes immediately into printed manuals Hence your manual may contain new change information on following pages A sing e change may affect sev...

Page 69: ...t Group 6 DESCRIPTIQN TCXT CHANGES ADD the following on Page i after SECTIGN C PERr TING INS7RUCTIUhj WARNING THE FOLLOWING SERVICING INSTRUCTIONS ARE FOR USE BY QUALI FI ED PERSONNEL ONLY TO AVOID PE...

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