Tektronix PG 508 Instruction Manual Download

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TM 11-6625-2980-14

FO 7. Transition time generator schematic diagram

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Summary of Contents for PG 508

Page 1: ...Tektronix Inc Ρ Ο Box 500 Beaverton Oregon 97077 Serial Nu mber 070 2044 00 First Printing NOV 1975 ...

Page 2: ...fektronix Inc fjonverton d i t i O tji ited States of America All QQ rese ed of thi may not MUM in any Ahout of ToMennix C And furwigr i V Mange prWhegm ii V i e ίiioiiix ...

Page 3: ...ICAL PARTS LIST PG 508 OPERATING I NSTRUCTIONS Page SECTION 3 I nstrument Description 1 1 I nstallatio n and Removal 1 1 SECTION 4 BASIC OPERATION Period and Duration Selectio n 1 2 Duty Factors 1 2 Delayed and Pai red Pulse Selectio n 1 2 Transition Time Selection 1 3 Output Levels 1 3 External Triggeri ng and Gati ng 1 3 Trigger Output 1 4 Manual Trigger 1 4 Control Error Lig ht 1 4 OPERATI NG C...

Page 4: ... 0 rλλλ r λ ι λλ ιι 0 λ λλλ 1 ιι λι λ i i1 ί ιιι λλλλ Γιιλιλ ι Ίιrλλ Γ λ λ Γλλ i λΙ λ i ί λλ λλ λ t 1 1 14 0 ...

Page 5: ...lectable foreither 50 Ω o r 1 ΜΩ 20 pF inp ut impedance Special positio ns on PER IOD DUR ATION DELAY and TRA NSITION controls permit customized co ntrol ranges The front pa n el is color coded for easy reference to con trols a n d th eir associated fu nctions Green ind icates triggeri ng fun ctions and blue ind icates mode functions Installation and Removal The PG 508 is calibrated and ready for ...

Page 6: ... requires 50 ms times 1 Χ Period ATΙ Ν 10 2 or α 500 μF capacitor If α polarized capacitor is used observe th e correct polarity Use at least α 6 V rated capacitor Connect this capacitor as shown i n Fig 1 2 Duty Factors Duty factors greater than those s pecified are ob tainable on several ranges Wh en the d uty factor is increased to the point that i nternal circuitry prevents completion of the p...

Page 7: ...g the H IG H LEVEL more negative than the LOW LEVEL It is also im possible to set the co ntrols for more than about 20 V peak to peak output amp litude into an open circuit or 10 V i nto 50 Ω P ulse amplitude always equals th e pulse h ig h level minus the pulse low level Offset may be the high level or the low level whichever is used as the base line reference level The flexibility of this method...

Page 8: ... illuminate the CONTROL ERROR ligh t and their corresponding operati ng modes Some of these modes may be useful If th e load h as α d o voltage across it conn ect α blocki ng capacitor in series with the OUTP UT con nector an d the load Make certain the time constant of the capacitor and load is large enoug h to main tain pulse top flatness p recedes the output pulse by α specified fixed delay plu...

Page 9: ...cuit of external input for output voltage control Operating Instructions PG 508 Now adjust the front panel preset H IGH L EVEL control for an OUT PUT voltage equal to the minim um desired output voltage It may be necessary to adjust the preset LOW L EV E L control as the OUTPUT voltage is limited to 20 V peak to peak open circuit Th e high level OUT PUT voltage is clamped by the low level OUTPUT v...

Page 10: ...3 for delay Interval out for counted burst Pins 1 and 2 provide normal delayed trigger out Fig 1 5 Location of trigger jumpers In DD 501 for selecti ng trigger or delay Interval output Fig 1 6 PG 508 DD 501 Inte rconnections for counted burst operation τοαα τ9 External trigger signal DD 501 DLY D TRIG OUT I NPUT ζ Ι I NPUT TR IG GATE IN ν TRIG OUT PG 508 Tektronix 012 0208 00 or equiv alent coaxia...

Page 11: ... cables Fig 1 7 Typical propagation delays using PG 508 with DD 501 in counted burst mode at 50 MHz repetition rate _ χ START TRIGGER TO DD 501 5 ns or longer DD 501 DELAY INTERVAL OUTPUT 25 ns 35 ns_ Ι TOTAL TIME FROM DD 501 START TRIGGER TO FIRST PG 508 PULSE IS 85 ns Operating Instructions PG 508 Set the EVENTS D ELAY COU NT Οη the DD 501 for one less than the desired number of counts up to PG ...

Page 12: ...e 90 amp litude level to th e 10 ο amplitude level Overshoot φ4Ρυ1se Duration Pulse Top Flatness Duty Factor Pulse Duration Pulse Period Baseline Flatness Pulse Period Τ 1 Rate Fig 1 8 Pulse characteristics Flatness The absence of lo ng term variations to the pulse top exclud in g overs hoot ringing or pulse rounding Sometimes referred to as tilt or slo pe High Level The most positive value of α p...

Page 13: ...me The time i nterval at the step fu nction lead ing edge for the pulse to rise from the 10ο ο to 90ο ο am plitude levels Rounding or Undershoot The round in g of the pu lse corners at the edges of α step function Tilt or Slope Α distortion of an otherwise flat topped pulse characterized by either α decline or α rise of the pulse top see Flatness J itter 0 1 ο 1 50 ps PULS E OUTPUT Transition Time...

Page 14: ...cted or below TRIG GATE LEVEL setti ng with SLOPE selected Off Logic False TRIG GATE IN i np ut potential below TRIG GATE LEVEL with SLOPE selected or above TRIG GATE LEV E L wit h SLOPE selected Syn chron ous Gate Rate ge n erator starts syn ch ronously with external gating signal and completes the last out put pulse PULSE DELAY M ODES Undelayed delayed and paired Paired p ulse mode limited to 25...

Page 15: ... wit h R 75 and R76 now acts as α Sch mitt s h ape r for the man ual trigger Th is action h olds the outpu t pin 7 h igh and t he i nverti ng outp ut p in 6 low as long as the MAN button is depressed REV Α ΜΑΥ 1976 Wh en the plus slo pe is selected for triggerin g or gating f 5 V is applied to p in 4 of U70A Th is gate is now i nh ibited and the signal passes th rough U70C As the outputs of U70A a...

Page 16: ...oes h ig h assu min g pin 11 isalready low Pin 6stays 2 2 h ig h u ntil pi n 10 goes hig h as descri bed above This action provides the delay generator with about α 10 ns trigger pulse under all input conditio n s T he positive going trigger pu lse at pin 5 of U300A causes pin 3 to go low and pin 2 high Positive feedbac k through R300 and C300 causes pin 4 to go h ig h The low at the base of Q320 ...

Page 17: ...the bases of Q565 and Q560 to the bases of Q625 and Q630 by about 7 5 V Transistor Q625 is th erefore off and Q630 is co n ductin g Current flows from 15 V th roug h αη Theory of Operation PG 508 adj ustable current source Q635 and the n through Q630to charge the particular capacitor determined by t h e transi tion time selected As the capacitor c harges th rough α constant current source the j un...

Page 18: ...position The CONTR OL ERROR light illuminates when the unit is set to operate Delay and Square Wave Delay and External Duration Internal Period and External Duration I nternal Period Synchronous Gate and Square Wave External Trigger and Square Wave External Trigger and Synchronous Gate under t he following conditions Fig 2 1 Simplified schematic for CONTROL ERROR indicator logic with control setti...

Page 19: ...508 con trol voltages Thesevoltages are buffered by u n ity gai n am p lifiers U780A and U780B Both control voltages ra n ge between 0 and Ι 5 2 V When the co ntrol voltages are equal the Υ input is zero and the multiplier signal output X Y equals zero Αdifferen ce of 42 6 V between th e h ig h and low level con trol voltages correspo nds to maximum output am plitu de from the pulse generator Th e...

Page 20: ...k to peak maxim um output pu lse while maintaining min imum power dissipation and 2 6 voltage requirements for the amplifier transistors The range of th e positive tracki ng supply is Ι 6 to Ι 26 V with α 6 to 26 V ran ge for the negative supply The outp ut circuit functions as α linear cu rre nt drive n operational amplifier with α closed loop transresistance gain of 2 V mA Negative feedbac k th ...

Page 21: ...he output REV Α ΜΑΥ 1976 Theory of Operation PEG 508 voltage As the H IGH LEVEL control is moved in the p ositive direction th e collector of Q1255 goes negative Th is i ncreases cu rrent flow through 01280 and therefore the series pass transistor in th e mainframe wh ich raises the tracking su pply voltage to the output amplifier Feedback to the d ifferential comparator is provided by R 1275 Tran...

Page 22: ...art number Change info rmation if any is located at the rear of th is m anual SPECIAL NOTES AND SYMB OLS ΧΟΟΟ Part first added at th is serial num ber ΟΟΧ Part removed afte r t h is serial number ITEM NAME In the Parts List an Item Name is separated from the description by α colon Beca use of space limitations an Item Name m ay someti mes appear as in complete For furt her Item Name identificatio ...

Page 23: ...INC 1710 S DEL MAR AVE SAN GABRI EL CA 91776 24931 SPECIALTY CONNECTOR CO INC 3560 MADISON AVE INDIANAPOLIS IN 46227 27014 NATIONAL SEMICONDUCTOR CORP 2900 SEMICONDUCTOR DR SANTA CLARA CA 95051 32997 BOURNS INC ΤΑΙΜΡΟΤ PRODUCTS DIV 1200 COLUMBIA AVE RIVERSIDE CA 92507 53184 XCITON CORPORATION 5 HEMLOCK STREET LATHAM NY 12110 55210 GETT 1G ENG AND MFG COMPANY PO BOX 85 OFF ROUTE 45 SPRING MILL S PA...

Page 24: ... CER DI O IUF 80 20 25V 56289 36C600 C171 281 0540 00 ΒΟΙΟ 100 Β010124 Χ CAP FXD CER DI 51 PF S SOOV 72982 301 000 U2JOS10J C172 283 0111 00 CAP FXD CER DI O lUF 20 50V 72982 8121 N088ZSU104M C177 283 0663 00 CAP FXD MI CA D 16 8 PF 0 5PF SOOV 00853 D 155C16 8D0 C180 283 0081 00 CAP FXD CE R D i O l U F 80 20 25V 56289 36C600 C200 290 0722 00 0AP FXD ELC LT 1000 F 20 lOV 56289 196D 107XOOlOPE 3 C2...

Page 25: ...24 CAP F XD CER DI 39PF 3 9 PF 500V 72982 301 000U2J0390K 281 0509 00 Β010125 Β020244 CAP FXD C ER DI 15PF 1 5PF 500V 72982 301 000COG0150K 281 0516 00 Β020245 Β029999 CAP FXD CER DI 39PF 3 9 PF 500V 72982 301 000U2J0390K 281 0504 00 Β030000 CAP F XD CER DI l OPF 1 PF SOOV 72982 301 OSS000O l 00F 283 0111 00 ΧΒ010125 CAP FXD CER DI O I UF 20Y SOV 72982 8121 N088ZSU104M 283 0634 00 0AP F XD MI CA D...

Page 26: ...45 Β029999 Χ CAP FXD CER DI O OOlUF 100 0 500V 72982 831 516Ε 1ο2Ρ C740 283 0024 00 CAP FXD C ER DI O lUF 80 20 30 V 72982 8121 N 083Z 5U0104 Z C744 281 0187 00 ΧΒ030000 CAP VAR PLSTC 4 40PF 250V 80031 2810 D00440QN02F0 C749 283 0648 00 Β010100 Β029999 CAP FXD MI CA D 10PF 5 100V 00853 D151C100D0 C749 281 0187 00 Β030000 CAP VAR PLSTC 4 40PF 250V 80031 2810 D00440Q N02F0 C780 283 0178 00 CAP FXD C...

Page 27: ...LCTL Ι I SUF 20 20V 90201 TDC156 M020FL C1217 283 0000 00 CAP FXD CER DI O OO I UF 100 0 500V 72982 831 516 Ε 102 Ρ C1219 283 0081 00 CAP FXD C ER DI O l UF 80 20 25 V 56289 36C600 C1220 290 0527 00 0AP FXD E1 CTLT 15UF 20 20V 90201 TDC156 M020FL C1240 283 0081 00 CAP FXD CER DI O lUF 80 20 25V 56289 36C600 C1242 283 0081 00 CAP FXD C ER DI O IUF 80 20 25V 56289 36C600 C1244 283 0081 00 CAP FXD CE...

Page 28: ...DEVI CE S ILICON 30V 150MA 80009 152 0141 02 CR805 152 0141 02 S EMICOND DEVICE S ILI CON 30V 150MA 80009 152 0141 02 CR876 152 0141 02 SEMICOND DEVICE S ILICON 30V 150MA 80009 152 0141 02 CR885 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 80009 152 0141 02 CR958 152 0141 02 SEMICOND DEVI CE SILICON 30V 150MA 80009 152 0141 02 CR990 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 80009 152 0141 02 ...

Page 29: ...9 131 1003 00 J485 131 1003 00 CONNECTOR BODY CKT BD ΜΤ 2 PRONG 80009 131 1003 00 J520 131 1003 00 CONNECTOR BODY CKT BD ΜΤ 2 PRONG 80009 131 1003 00 J522 131 1003 00 CONNECTOR BODY CKT BD ΜΤ 2 PRONG 80009 131 1003 00 J 1024 131 1003 00 CONNECTOR BODY CKT BD ΜΤ 2 PRONG 80009 131 1003 00 J 1025 131 1315 00 CONNECTOR RCPT BNC FEMALE 24931 28JR235 1 J 1200 131 1003 00 CONNECTOR BODY CKT BD ΜΤ 2 PRONG...

Page 30: ...S ISTOR SILICON NPN 80009 151 0282 00 Q690 151 0282 00 TRANS ISTOR SILICON NPN 80009 151 0282 00 Q700 Q7π 1 ε 151 1042 00 SEMICOND DVC SE MATCHED PAIR FET 80009 151 1042 00 Q704 151 0333 00 TRANS ISTOR SILICON NPN SEL FROM MPS918 80009 151 0333 00 Q706 15 Ι 0333 00 TRANS ISTOR SILICON NPN SEL FROM MPS918 80009 151 0333 00 Q715 151 0424 00 TRAN S ISTOR SILICON NPN 80009 151 0424 00 Q820 151 0221 00...

Page 31: ...5125 R36 315 0470 00 RES FXD CMPSN 47 OHM 5 0 25W 01121 CB4705 Α38 315 0101 00 RES FXD C MPSN 100 OHM 5 0 25W 01121 CB1015 Α40 321 0302 00 RES FXD F 1LM 13 7K ΟΗΜ 1 0 125W 91637 MFF1816G13701 F Α42 321 0327 00 RES FXD FILM 24 9K ΟΗΜ 1 0 125W 91637 MFF 1816G24901 F R43 321 0289 00 RES FXD FILM lOK ΟΗΜ 1 0 125W 91637 MFF 1816G10001 F R45 321 0290 00 RES FXD FILM 10 2K ΟΗΜ 1 0 125W 91637 MFF 1816G102...

Page 32: ...805 Α178 315 0271 00 ΧΒ010125 RES FXD CMP SN 270 OHM 5 0 25W 01121 CB2715 R180 311 1560 00 RES VAR NONWIR SK ΟΗΜ 5 0 5ΠW 73138 91Α Α5Κ R182 315 0683 00 RES FXD C MPS N 68K ΟΗΜ 5 0 25W 01121 CB6835 Α185 315 0101 00 RE S FXD CMPSN 100 OHM 5 0 25W 01121 CB1015 R186 311 1567 00 RES VAR NONWIR TRM R 100 OHM 0 50W 73138 91 89 0 Α190 311 1832 00 RES VAR NONWIR 5K ΟΗΜ 10 0 50W 01121 14Μ395 R192 315 0123 0...

Page 33: ...Β010100 Β020244 RE S FXD CMP SN 470 OHM 5 0 25W 01121 CB4715 R362 315 0471 00 Β020245 RE S FXD CMP SN 470 ΟΗΜ ΝΟΜ VALUE SEL 01121 CB4715 Α364 315 0680 00 RES FXD CMP SN 68 OHM 5 0 25W 01121 CB6805 R366 315 0471 00 RES FXD CMP SN 470 OHM 5 0 25W 01121 CB4715 R368 315 0471 00 RES FXD CMPSN 470 OHM 5 0 25W 01121 CB4715 R370 315 0471 00 Β010100 Β020244 RE S FXD C MP SN 470 OHM 5 0 25W 01121 CB4715 R37...

Page 34: ...MPSN 130 OHM 5 0 25W 01121 CB1315 R495 315 0101 00 RES FXD CMPSN 100 ΟΗΜ 5 0 25W 01121 CB1015 R500 315 0151 00 RES FXD CMPSN 150 OHM 5 0 25W 01121 CB1515 R520 315 0131 00 RES FXD CMP SN 130 OHM 5 0 25W 01121 CB1315 R522 315 0820 00 RES FXD CMPSN 82 OHM 5 0 25W 01121 CB8205 Α525 315 0510 00 RES FXD CMP SN 51 OHM 5 0 25W 01121 CB5105 R527 315 0102 00 RES FXD CMP SN IK OHM 5 0 25W 01121 CB 1025 R528 ...

Page 35: ...321 0289 00 RES FXD FILM I OK ΟΗΜ 1 0 125W 91637 MFF1816G10001 F Α671 321 0282 00 RE S FXD F ILM 8 45K ΟΗΜ 1 0 125W 91637 MFF1816G84500 F Α678 317 0101 00 RES FXD CMP SN 100 ΟΗΜ 5 0 125ω 01121 ΒΒ 1015 R682 315 0151 00 RE S FXD CMP SN 150 OHM 5 0 25W 01121 CB 1 515 R685 321 0069 00 RE S FXD F ILM 51 1 ΟΗΜ 1 0 125W 91637 ΜΣ F1816GS1 R10F R687 315 0220 00 RE S FXD CMP SN 22 OHM 5 0 25W 01121 CB2205 Α...

Page 36: ...D CMPSN 100 OHM 5 0 25W 01121 CB1015 R825 321 0107 00 RES FXD FILM 127 ΟΗΜ 1 0 125W 91637 MFF1816G127ROF R827 315 0470 00 RES FXD CMPSN 47 OHM 5 0 25W 01121 CB4705 R830 321 0142 00 RES FXD FILM 294 ΟΗΜ 1 0 125W 91637 MFF1816G294ROF R832 321 0142 00 RES FXD FILM 294 ΟΗΜ 1 0 125W 91637 MFF1816G294ROF R834 315 0153 00 RES FXD CMPSN 15K ΟΗΜ 5 0 25W 01121 CB1535 R836 315 0303 00 RES FXD CMPSN 30K OHM 5...

Page 37: ...5 R92 5 311 1559 00 RES VAR NONWIR 10K ΟΗΜ 20 0 50W 73138 91Α 10001Μ Α930 315 0432 00 RES FXD CMPSN 4 3K OHM 5 0 25W 01121 CB4325 Α932 321 0287 00 RES FXD FILM 9 53K ΟΗΜ 1 0 125W 91637 MFF 1816G95300F R934 321 0260 00 RES FXD FILM 4 99K οΗΜ 1 0 125W 91637 MFF 1816G49900F Α936 321 0260 00 RES FXD FILM 4 99K ΟΗΜ 1 0 125W 91637 MFF 1816G49900F R938 321 0289 00 RES FXD FILM I OK ΟΗΜ 1 0 125W 91637 MFF...

Page 38: ...6G18200 F Α1082 321 0136 00 RES FXD FILM 255 ΟΗΜ Ι 0 125W 91637 MFF1816G255 ROF R1085 315 0470 00 RES FXD CMPSN 47 ΟΗΜ 5 0 25W 01121 CB4705 R1094 307 Π 114 00 RES FXD CMPSN 6 2 ΟΗΜ 5 0 25W 01121 CB62G5 R1098 307 0114 00 RES FXD CMPSN 6 2 ΟΗΜ 5 0 25W 01121 CB62G5 R1202 315 0272 00 RES FXD CMPSN 2 7K ΟΗΜ 5 0 25W 01121 CB2725 R 1205 308 0179 00 RES FXD WW 5 ΟΗΜ 5 SW 91637 RSS D5R000J R 1209 321 0209 ...

Page 39: ...91637 MFF 1816G76800 F Α1375 321 0303 00 RES FXD FILM 14K ΟΗΜ 1 0 125W 91637 MFF1816G14001 F R1376 315 0470 00 RES FXD CMPSN 47 OHM 5 0 25W 01121 CB4705 R1380 315 0102 00 RES FXD CMPSN IK OHM 5 0 25W 01121 CB 1025 R1382 308 0767 00 RE S FXD WW 1 1 ΟΗΜ 5 1W 75042 BW20 1 R100J R1385 315 0272 00 RES FXD CMPSN 2 7K OHM 5 0 25W 01121 CB2725 R1387 315 0103 00 RES FXD CMPSN lOK ΟΗΜ SΥ 0 25 W 01121 CB 103...

Page 40: ...AL AMPLIFIER 80009 156 0158 00 U930 156 0158 00 MICROCIRCUIT LI DUAL OPERATIONAL AMPLIFIER 80009 156 0158 00 U1205 156 0312 00 MICROCIRCUIT LI VOLTAGE REGULATOR I SV lA 27014 LM340T 15 U1210 156 0071 00 MICROCIRCUIT LI VOLTAGE REGULAT OR 80009 156 0071 00 U1335 156 0527 00 MICROC IRCUIT LI NEG VOLTAGE REGULATOR 15V 80009 156 0527 00 VR20 1 52 0127 00 SEMICOND DEVI CE ZENER 0 4W 7 5V 5 80009 152 01...

Page 41: ...s for Quantities Used in Electrical Science and Electrical Engineeri n g Assembly Number Board Name ΓρΑκi Ι Αι Αi VTKTiCAL BOARD VERTICAL AMPL IFIER Section 4 PG 508 it goes to the low state diagrams Pl ug to E C Boar d I dentifies Panel Controls Connecto rs and I nd icators Modified Component See Pa rts List Depicted in g rey or with grey outline Plug I ndex Heat Sink Decoupled or Filtered Voltag...

Page 42: ...e 5Α45 real time vertical amplifier 5Β42 real time delayin g sweep plug in and 5S14N sampler p lug in suggested General Two flexible pl ug in extender cables Tektronix Part No 067 0645 02 50 Ω 42 inch coaxial cab le with bnc connectors Tektronix Part No 012 0057 01 or equ ivalent 50 Ω termination bnc connectors Tektronix Part No 011 0049 01 or equivalent 50 Ω10Χ attenuator bnc connectors Tektronix...

Page 43: ...acin g th e PG 508 i n the UN D LY mode all other pushbuttons out Set the sweep rate at 0 2 μs Set the OUTPU T LOW and H IGH LEVEL controls for α convenient vertical deflection of the oscilloscope trace Νοω adjust R470 Dur 1 μs fora p ulse duratio n on time of exactly five horizontal divisions Leave all connections as they are for th e next step 8 Adjust 10 ns Duration Using the same setup as in t...

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Page 45: ...S H IG H LEV E L a nd LOW LEVEL controls for α 10 Vpea k to peak output waveform centered arou nd 0 V Adjust R1050 C1024and R 1024forthefastest risetime and least aberratio ns on the trailing transitio n and corn er of the pulse Internal Adjustmen t Procedure PG 508 21 Adjust Control Error Lig ht Co nnect the OUTPUTterminal of the PG 508 th rough α coaxial cable and 50 oh m termination to th e inp...

Page 46: ...R43 D3 R45 C3 R52 C2 R53 C2 R55 C2 R56 Β2 R57 Β2 R60 C2 R62 C2 R64 C2 R66 C1 R70 θ1 R72 Θ1 R73 Α1 R75 Θ1 R76 Β1 R90 θ2 R92 Α1 R95 Α1 R100 D1 R102 R104 R106 R110 R112 R113 R1250 D2 D2 D2 D1 D2 D2 Α3 Α3 C2 D3 C2 Α1 2 J 8θ VR 86 Ρ 1261 CRB 4 CR Θ2 CR 88 6 C R 1248 C C76 CR 1248 1248 Ln 44 R 78 CR 1269 C rc η α R 7θ R 88 124θ C C11θ ί26θ RIGS R73 C184 Rill R 8θ use η ώ R 1 84 R 192 η α ιη ά α ά La σ Ο...

Page 47: ...ed pulses TRIG GATE IN Input connecto r for trigger or gating signals TRIG OUT Supplies positive going waveform from th e period generator for control of external circuitry Push for trigger or gate start on slope out for slope start CONTR O LS AND CON CO NT RO LERRO R I ndicates i mpro pe r co nt rol setti ngs MAN Push for manual tri gger or gate PER IOD Selects pu lse period time CO NTROL ERRO R ...

Page 48: ...W LEVEL Control for preset low level TRAI LING Varies the trailing transition time from X1 to X100 CUSTOM TI M ING POSITION Button out selects normal pulse but ton in complement pulse OUTPUT VO LTS HIG H LEVEL Controls the pulse high level OUTPUT VOLTS LOW LEVEL Controls the pulse low level Button out selects OUTPUT H IGH and LOW LEVEL controls for output am plitude button in selects preset LEVEL ...

Page 49: ...F3 C601 D1 C1342 Α3 0565 0575 D2 Β 1 R538 D3 R615 Β3 R687 F2 R748 Ε4 C622 C2 R542 C3 R616 Β3 R690 Ε1 R749 E4 C630 ρ2 C1344 Α3 0580 Β 1 R544 D3 R620 C3 R692 E2 R750 F3 C643 C2 0600 Α1 R545 D2 R622 C2 R695 E2 C647 C3 CR584 D1 0608 Α1 R 547 D2 R625 C2 R697 E2 C662 F1 0625 C2 R550 E2 R630 C3 R698 E2 C665 ρ2 CR600 D1 0630 D2 R552 E3 R631 D2 R700 Ε1 S590 D1 C675 D1 CR604 Α1 0635 C2 R554 E2 R635 C2 R702 ...

Page 50: ...44 12 tSee Parts List for ser ial nu mber ranges On bac k of board BACKSIDE TRANSITION TIMING BOARD Α3 Τ R 600 J 52Θ GR ID CKT LOC NO GR ID LOC F1 U665 F2 F1 U720 F2 F1 U740 E4 F1 F2 VR 620 C2 F3 VR 630 C2 F3 F3 F3 F3 E3 E4 D4 F3 E4 E4 F3 D1 ί68 U665 C666 R 671 R67θ ω η Λ σ η Λ υ Φ η η η Λ ...

Page 51: ... BACKSIDE TRANSITION TIMING BOARD Α3 ...

Page 52: ... Co n dition ing Trigger Ge n erator TR IG GATE IN SL OPE PER IOD HIGH LEV EL Τ ΜΑΝ 01 Tr igger Amplifier 0 0 Per iod V ar iable De ι ι TRIG GAT E Vari LE VEL SY N C GATE Period Ge nerator Ο εχΤ FR EE TRIG RUN ...

Page 53: ...HIGH LOW LEVEL LEVEL Trigger Generator PG 508 ...

Page 54: ...503 J4 CR 1244 θ 4 ρ 1250 Β 4 R 147 D3 R190 11 R275 F3 R C202 E 1 C317 G2 C418t E4 ς505 Β5 C203 E 1 C325 Η2 C432t E4 C1240 C4 J140 ς4 R 150 C2 R192 θ2 R280 F2 R 0150 82 R 152 E 3 R 194 Θ2 R284 F3 R C205 E2 C326 Η2 C433t C4 ς 1242 ς4 J254 Β2 0160 Β2 R 195 Θ 1 R290 Η2 R C206 E2 C328 Η3 C435 D4 C1244 C4 J260 Β2 0175 Β2 R 154 D3 R156 E 2 R214 D2 R292 Η2 R C207 E2 C330 Η3 C436 D3 J305 F1 0178t D3 R160 ...

Page 55: ... R242 Β 3 R312t F2 R375 Η 4 R462 84 U140 C3 3 R244 Β 3 R315 G2 R380 Ι 3 R465 C4 U270 F3 R248 Β 3 R317 G2 R400 G5 R467 Β 4 U300 F2 R249 θ 3 R320 Η 2 R402 G5 R470 Β 5 U360 Η 4 R252 Β 3 R325 Η 2 R406 G5 R473t Β4 U400 F4 R253 Β2 R328 Η 3 R408 F5 R475 Ι 4 U480 Ι 4 R270 E3 R342 Η 2 R410 F4 R482tt Ι 4 R272 E3 R346 Η 1 R412 F4 R483t Ι 5 R274 F3 R348 Η 1 R415 F4 R484 Τ Α5 VR 172 C3 R275 F3 R350 Ι 1 R420t F...

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Page 57: ...o ry wi red To ma ke the proper conn ections remove the cable extendi ng from th e T RIG GATE IN con necto r to the inpu t board by p ulling the end from the soc ket on t h e board I nstall α twelve inch cable with the proper connectors Tektronix Part No 175 1827 00 from t h e con nector on the i nputcirc uit board labeled T rig Gate In to the oth er co nnector on the output board labeled Trig Gat...

Page 58: ... 1 15 ν xnoreυ gε 25 V ac winding 25 V ac winding 41M V filtered dc Base lead of pnp series pass Emitter lead of npn series pass 17 6 V ac winding 11 5 V common return f 11 5 V common return PG 508 Assignments listed m pins 1u 1υAand 1 B 13B are available in all power modules however only those pins marked with an asterisk vv used υ thePmsnu τhοup εpnnοεxvnomurκom wim αυpυ mewme ioκ pm thepn x cσn...

Page 59: ...1010 E3 0 1395 Η3 R815 Θ1 R866 Α4 C854 C3 C1024 F3 ς1335 Η4 C R1215 J4 Ο1015 F3 01400 13 R817 θ1 R868 Α4 C856 C3 C1048 D3 C1337 Η4 C R1219 15 ρ770 Α5 01055 D4 R820 C2 R869 Β4 C860 θ2 C1055 D4 C1359 Η2 CR 1225 J5 Ρ1205 Η5 Q1060 D4 R775 Α4 R825 θ2 R875 Β3 C863 θ3 C1065 ρ5 C R1272 F1 Ρ1246 03 01070 F4 R777 Α4 R827 Β2 R876 83 C879 Β3 C1072 E4 C1380 Η3 C R1282 G1 Ρ1247 D3 01075 E5 R778 Α5 R830 Β2 R878 ...

Page 60: ...1024 G3 R1094 F4 R1273 F2 R 1360 Η 2 W1310 G2 2 R854 C3 R900 C4 R9 50 ς 2 R1028 F4 R1098 F4 R 1365 1 2 S785 Α 4 W1410 G4 2 R856 C3 R904 Θ 3 R954 D3 R 1029 F3 R1202 1 2 R1276 Η 2 R 1366 1 2 S865 Α 3 1 R860 C2 R905 Β 3 R956 C3 R 1032 F4 R1205 1 4 R1280 Η 2 R1370 1 2 1 R861 C2 R908 Θ 3 R958 C4 R 1033 F 3 R1209 1 4 R1282 G1 R1372 J2 U780 Β 5 1 R863 θ 3 R910 Α 3 R975 D3 R1035 G3 R1210 Η4 R1285 F1 R1373...

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Page 80: ... be purchased separately unless otherwise specified ITEM NAME In the Parts List an Item Name is separated from the description by α colon Because of s pace limitatio ns an Item N ame may someti mes appear as incomplete For f u rther Item N ame identification the U S Federal Cataloging Handbook Η6 1 can be utilize d whe re possible Section 5 PG 508 INCH ELCTRN ELECTRON NUMBER SIZE ELEC ELECTRICAL A...

Page 81: ...S REPRODUCER CO DIV OF COATS AND CLARK INC 125 BEECHWOOD AVE NEW ROCHELLE NY 10802 42838 NATIONAL RIVET AND MFG CO 1 21 EAST JEFFERSON ST WAUPUN WI 53963 55210 GETTIG ENG AND MFG COMPANY PO BOX 85 OFF ROUTE 45 SPRING MILL S PA 16875 59730 THOMAS AND BETTS COMPANY 36 BUTLER ST ELIZABETH NJ 07207 73743 F I SCHER SPECIAL MFG CO 446 MORGAN ST C INCINNATI OH 45206 74445 HOLD KROME CO 31 BROOK ST WEST H...

Page 82: ...7 PUSH BUTTON GRAY 80009 366 1559 00 13 131 0955 00 2 CONNECTOR RCPT BNC FEMALE W HARDWARE 13511 31 279 14 210 0255 00 2 T ERMINAL LUG 0 391 ID INT TOOTH 80009 210 0255 00 15 131 1315 00 1 CONNECTOR RCPT BNC FEMALE 24931 28JR235 1 16 _ 1 RE S I STOR VAR SEE Α48 EPL ATT ACHIN G PA RT S 17 210 0583 00 1 NUT PLAIN HEX 0 25 32 Χ 0 312 INCH BR S 73743 2 Χ20224 402 18 210 0940 00 1 WASHER FLAT 0 25 ID Χ...

Page 83: ...OTTOM 80009 407 1693 00 55 211 0244 00 4 SC R ASSEM WSHR 4 40 Χ 0 312 INCH PNH S TL 78189 OBD 56 211 0558 00 1 SC REW MACHINE 6 32 Χ 0 250 BDGH NYL SLOT 26365 921 1150 0014 57 211 0008 00 1 SC REW MACHINE 4 40 Χ 0 25 INCH PNH STL 83385 OBD 58 210 0586 00 1 NUT PLAIN EXT W 4 40 Χ 0 25 INCH STL 78189 211 041800 00 CKT BOARD ASSY I NCLUDE S 59 1 MICROCIRCUIT DI SEE U1205 EPL 60 1 SWITCH PUSH SEE 5785...

Page 84: ...6 0252 04 6 SOCKET PIN ΤΕ RΜ 0 188 INCH LONG 22526 75060 104 1 CKT BOARD ASSY INPUT SEE Α1 EPL 105 211 0507 00 2 SCREW MACHINE 6 32 Χ 0 312 INCH PNH STL 83385 OBD ATTACHING PART S CKT BOARD ASSEMBL Y INCLUDES 106 131 0608 00 16 TERMINAL PIN 0 365 L Χ 0 25 PH BRZ GOLD PL 22526 47357 107 1 SWITCH SLIDE SEE S12 EPL 108 136 0514 00 1 SOCKET PLUG IN MICROC IRCU IT 8 CONTACT 82647 C93 08 18 109 214 0579...

Page 85: ...0178 01 263 1141 00 1 SW CAM ACTR AS DELAY 80009 263 1141 00 ATTACHING PART S 141 211 0244 00 4 SCR ASSEM WSHR 4 40 Χ 0 312 INCH PNH STL 78189 OBD ACTR ASSY INCLUDES 142 200 1934 00 1 COVER CAM SW 1 55 L Χ 0 876 H AL 80009 200 1934 00 ATTACHING PART S 143 211 0008 00 4 SCREW MACHINE 4 40 Χ 0 25 INC H PNH STL 83385 OBD 144 211 0004 00 4 SCREW MACH INE 3 48 Χ 0 125 PNH STL 83385 OBD 131 0963 00 1 CO...

Page 86: ...26 47357 178 214 1061 00 1 SPRING GROUND FLAT 80009 214 1061 00 386 3657 00 ΧΒ021113 2 SUPPORT PLUG IN 80009 386 3657 00 179 426 1245 00 ΒΟ 10100 Β021223 2 FR SECT PLUG IN LEFT SIDE TOP AND BOTTOM 80009 426 1245 00 426 1245 00 Β021224 1 FR SECT PLUG IN LEFT SIDE TOP AND BOTTOM 80009 426 1245 00 426 1245 01 Β021224 1 FR SECT PLUG ΙΝ 70Ρ LEFT 80009 426 1245 01 180 426 1246 00 1 FR SECT PLUG IN RIGHT...

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Page 89: ...Hg Index Tektronix Serial Model No Mfr No Part No Eff Dscont Qty 1 2 4 5 Name Description Code Mfr Part Number 2 070 2044 00 1 MANUAL TECH INSTRUCTION 80009 070 2044 00 ...

Page 90: ...nce the chan ge i nformation sheets are carried i n the manual until all changes are permanently entered some duplication may occur If no such change pages ap pear followi ng th is page your manual is correct as printed SERVIC E NOTE Because of the universal parts procurement problem some electrical parts i n your in strume nt may be different from those described in the Replaceable Electrical Par...

Page 91: ...High Amplitude out put 60 V TG 501 Trigger output slaved to marker ou tput fr om 5 sec through 100 ns On e time mark can be generated at α time TG 501 Trigger output slaved to market out put from 5 sec through 100 πs One time mark can be generated at α time TG 501 Trigger output slaved to marker output from 5 sec through 100 πs One time mark can be generated at 107 Riseti me less than TT 3 0 ns in...

Page 92: ...0 20 25 V CAP FXD ELC fLT 15 00U F 50 10 75 V CAP FXD CER DI 0 022UF 80 20 25 V CAP FXD C ER DI 0 022 UF 80 20 25V CORE T OROID TE ST SE LE CTED AS NEEDED TRANSIS TOR SIL ICON NPN RE S FXD CMP SN 390 OHM 5 0 25W RES FXD CMP SN 390 OHM 5 0 25W RE S Σ XD CMP SN 27 K OHM 5 0 25W RE S FXD CMPSN 27K OHM 5 0 25W CAP FXD CER DI O OlUF 20 50V CAP FXD C ER DI 1UF 80 20 25V CAP FXD CER DI 0 01UF 20 50V CAP ...

Page 93: ...M30603 Change Reference DESCRIP riON LEVEL CONTROL MULTIPLIER Partial ...

Page 94: ...Nachfolgend ist das Service Manual abgebildet welches die US Army für dieses Gerät herausgegeben hat Möglicherweise sind hier zusätzliche Informationen verfügbar ...

Page 95: ...AL MANUAL OPERATOR S ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE MANUAL FOR PULSE GENERATOR AN USM 359A NSN 6625 01 077 4620 TEKTRONIX MODEL PG 508 WITH TM 503 HEADQUARTERS DEPARTMENT OF THE ARMY 27 MARCH 1981 ...

Page 96: ...oved do not touch exposed connections or components Some transistors have voltages present on their cases Disconnect power before cleaning the instrument or replacing parts WARNING Avoid contact with chemicals Handle silicone grease with care Avoid getting silicon in grease in eyes Wash hands thoroughly after use WARNING Adequate ventilation should be provided while using TRICHLOROTRIFLUOROETHANE ...

Page 97: ... mistakes or if you know of a way to improve the procedures please let us know Mail your letter DA Form 2028 Recommended Changes to Publications and Blank Forms or DA Form 2028 2 located in back of this manual direct to Commander US Army Communications and Electronics Materiel Readiness Command ATTN DRSEL ME MQ Fort Monmouth New Jersey 07703 This manual is an authentication of the manufacturer s c...

Page 98: ... 9 BASIC ISSUE ITEMS LIST Environmental Requirements 1 11 Section I INTRODUCTION C 1 Using the Rear Interface Scope C 1 Connectors 1 12 General C 1 Explanation of Columns C 1 SECTION 2 THEORY OF OPERATION Introduction 2 1 Section II COMPONENTS OF END ITEM C 2 Input Circuitry 2 1 Section III BASIC ISSUE ITEMS C 3 TRIG D GATED Light Circuitry 2 1 Triggered Mode 2 1 APPENDIX D ADDITIONAL AUTHORIZATIO...

Page 99: ...8 Level control multiplier schematic diagram 4 15 1 5 Location of trigger jumpers in DD 501 for FO 9 Output amplifier schematic diagram 4 17 selecting trigger or delay interval output 1 6 FO 10 Trackingvoltagesupplyschematicdiagram 4 19 1 6 PG 508 DD 502 interconnections for counted FO 11 PG508powersupplyschematicdiagram 4 21 burst operation 1 6 FO 12 TM503powersupplyschematicdiagram 4 23 1 7 Typi...

Page 100: ...TM 11 6625 2980 14 Figure 1 0 Pulse generator AN USM 359A vi ...

Page 101: ... 364 Report of Discrepancy ROD as prescribed in AR 735 11 2 DLAR 4140 55 NAVMATINS4355 73 AFR 400 54 MCO 4430 3E c Discrepancy in Shipment Report DISREP SF 361 Fill out and forward Discrepancy in Shipment Report DISREP SF 361 as prescribed in AR 55 38 NA VSUPI NST 4610 33B AFR 75 18 MCO P4610 19C and DLAR 4500 15 Reporting Equipment Improvement Recommendations EIR If your AN USM 359A needs improve...

Page 102: ...except the TRIG GATE input which is internally selectable for either 50 n or 1 Mn 20 pF input impedance Special positions on PERIOD DURATION DELAY and TRANSITION controls permit customized control ranges The front panel is color coded for easy reference to controls and their associated functions Green indicates triggering functions and blue indicates mode functions Installation and Removal The PG ...

Page 103: ...s 1 X 10 2 or a 500pF capacitor If a polarized capacitor is used observe the correct polarity Use at least a 6 V rated capacitor Connect this capacitor as shown in Fig 1 2 Duty Factors Duty factors greater than those specified are obtainable on several ranges When the duty factor is increased to the point that internal circuitry prevents completion of the pulse waveform the CONTROL ERROR light wil...

Page 104: ...to a 50 load The OUTPUT VOLTS controls are interlocked to prevent setting the HIGH LEVEL more negative than the LOW LEVEL It is also impossible to set the controls for more than about 20 V peak to peak output amplitude into an open circuit or 10 V into 50 n Pulse amplitude always equals the pulse high level minus the pulse low level Offset may be the high level or the low level whichever is used a...

Page 105: ... the Rear Interface Connector Assignments at the rear of this manual for the location of this connector Manual Trigger To use this feature place the PERIOD switch in the EXT TRIG OR MAN position Set the TRIG GATE LEVEL control fully clockwise If the SLOPE is selected the manual trigger will occur when the MAN button is depressed If the SLOPE is selected the trigger occurs when the button is releas...

Page 106: ...el preset HIGH LEVEL control for an OUTPUT voltage equal to the minimum desired output voltage It may be necessary to adjust the preset LOW LEVEL control as the OUTPUT voltage is limited to 20 V peak to peak open circuit The high level OUTPUT voltage is clamped by the low level OUTPUT voltage if this range is exceeded Now apply a voltage equal to the highest external control voltage desired to the...

Page 107: ...TM 11 6625 2980 14 Fig 1 5 Location of trigger jumpers In DD 501 for selecting trigger or delay Interval output Fig 1 6 PG 508 DD 501 Interconnections for counted burnt operation 1 6 ...

Page 108: ...the LEVEL controls as necessary Set the EVENTS DELAY COUNT on the DD 501 for one less than the desired number of counts up to PG 508 repetition rates of about 20 MHz See below for further information If necessary a single trigger may be obtained by rotating the DD 501 START LEVEL control through the 0 position with no external trigger applied A single trigger may also be obtained by using the TEKT...

Page 109: ...e pulse trailing edge for the pulse amplitude to fall from the 90 amplitude level to the 10 amplitude level Flatness The absence of long term variations to the pulse top excluding overshoot ringing or pulse rounding Sometimes referred to as tilt or slope High Level The most positive value of a pulse regardless of unwanted aberrations or overshoot measured at a point that is located at 50 of the pu...

Page 110: ...nge 10 ns to 100 ms in seven decade steps plus variable with overlap on all ranges Durations longer than 100 ms can be obtained in custom range position An additional position provides durations of approximately 50 of the period setting for square wave output Duty Factor Pulse durations to at least 70 of pulse periods for periods of 0 2ps to 0 ms decreasing to at least 50 for a 20 ns period Jitter...

Page 111: ... or below TRIG GATE LEVEL setting with SLOPE selected Off Logic False TRIG GATE IN input potential below TRIG GATE LEVEL with SLOPE selected or above TRIG GATE LEVEL with SLOPE selected Synchronous Gate Rate generator starts synchronously with external gating signal and completes the last output pulse PULSE DELAY MODES Undelayed delayed and paired Paired pulse mode limited to 25 MHz Minimum pulse ...

Page 112: ...rface or with the front bail extended lifting the front panel for ease in reading or adjusting controls However under difficult operating conditions such as limited space the pulse generator may be used in other positions without impairment of the electrical characteristics including setting the cabinet on the four protective bumpers on the rear surface or left side It is important to remember tha...

Page 113: ...nections remove the cable extending from the TRIG GATE IN connector to the input board by pulling the end from the socket on the board Install a twelve inch cable with the proper connectors Tektronix Part No 175 1827 00 from the connector on the input circuit board labeled Trig Gate In to the other connector on the output board labeled Trig Gate In as shown in the illustration Trigger Output The h...

Page 114: ...ssignments listed for pin 1A 13A and 1B 13B are available in all power modules however only those pins marked with an asterisk are used by the PG 508 Those connections marked with a double asterisk are the only connections used on the E board 1 13 1 14 blank ...

Page 115: ...rily connected to 5 V Pin 10 of U70B along with R75 and R76 now acts as a Schmitt shaper for the manual trigger This action holds the output pin 7 high and the inverting output pin 6 low as long as the MAN button is depressed When the plus slope is selected for triggering or gating 5 V is applied to pin 4 of U70A This gate is now inhibited and the signal passes through U70C As the outputs of U70A ...

Page 116: ...ssuming pin 11 is already low Pin 6 stays high until pin 10 goes high as described above This action provides the delay generator with about a 10 ns trigger pulse under all input conditions The positive going trigger pulse at pin 5 of U300A causes pin 3 to go low and pin 2 high Positive feedback through R300 and C300 causes pin 4 to go high The low at the base of 0320 turns 0320 off The emitter of...

Page 117: ...635 and then through 0630to charge the particular capacitor determined by the transition time selected As the capacitor charges through a constant current source the junction of CR584 and CR600 goes negative at a linear rate until the diode CR600 turns on This diode serves as the negative clamp The voltage at the anode of CR600 is set by R615 through Q608 and 0600 The voltage at the junction of CR...

Page 118: ...leading timing error If the leading time from the output of the variable transition time generator is slow enough so that the D input of U720B has not dropped below approximately the 50 point when the waveform at the clock input of flip flop U720B waveform driving the transition time board goes positive end of pulse the high on D input pin 10 transfers to the output pin 15 and the CONTROL ERROR la...

Page 119: ...ges These voltages are buffered by unity gain amplifiers U780A and U780B Both control voltages range between 0 and 5 2 V When the control voltages are equal the Y input is zero and the multiplier signal output X Y equals zero A difference of 2 6 V between the high and low level control voltages corresponds to maximum output amplitude from the pulse generator The normal complement switch inverts th...

Page 120: ... peak to peak maximum output pulse while maintaining minimum power dissipation and voltage requirements for the amplifier transistors The range of the positive tracking supply is 6 to 26 V with a 6 to 26 V range for the negative supply The output circuit functions as a linear current driven operational amplifier with a closed loop transresistance gain of 2 V mA Negative feedback through R1042 to t...

Page 121: ... V supply ground and the output voltage As the HIGH LEVEL control is moved in the positive direction the collector of 01255 goes negative This increases current flow through Q1280 and therefore the series pass transistor in the mainframe which raises the tracking supply voltage to the output amplifier Feedback to the differential comparator is provided by R1275 Transistor 01265 prevents the V trac...

Page 122: ... Y14 2 1973 Line Conventions and Lettering Y10 5 1968 Letter Symbols for Quantities Used in Electrical Science and Electrical Engineering The following prefix letters are used as reference designators to identify components or assemblies on the diagrams A Assembly separable or repairable H Heat dissipating device heat sink S Switch or contractor circuit board etc heat radiator etc T Transformer AT...

Page 123: ...their shafts Disconnect all wires and cables leading to the timing board Remove the four screws holding the timing board to the spacers Slide the timing board toward the rear of the plug in until the shafts clear the front panel and lift the board out Test Equipment For adjustment of the PG 508 the following equipment is recommended Complete oscilloscope system capable of faithful reproduction to ...

Page 124: ...ATOR ELCTLT ELECTROLYTIC INSUL INSULATOR SEMICOND SEMICONDUCTOR ADPTR ADAPTER ELEM ELEMENT INTL INTERNAL SHLD SHIELD ALIGN ALIGNMENT EPL ELECTRICAL PARTS LIST LPHLDR LAMPHOLDER SHLDR SHOULDERED AL ALUMINUM EOPT EQUIPMENT MACH MACHINE SKT SOCKET ASSEM ASSEMBLED EXT EXTERNAL MECH MECHANICAL SL SLIDE ASSY ASSEMBLY FIL FILLISTER HEAD MTG MOUNTING SLFLKG SELF LOCKING ATTEN ATTENUATOR FLEX FLEXIBLE NIP ...

Page 125: ...6 D2 P1253 A3 R45 C3 C110 D1 R52 C2 S12 A3 C1246 D1 Q20 B3 R53 C2 C1248 C1 Q22 C3 R55 C2 TP36 C2 C1250 D1 025B2 R56 B2 026 C2 R57 B2 U40 D3 CR16 B3 030B2 R60 C2 U60 C2 CR17 B3 Q100 D2 R62 C2 U70 Al CR25 B2 0102 D2 R64 C2 CR26 B2 Q110 D2 R66 C1 VR20 C3 CR82 D1 R70 B1 VR22 B3 CR84 D1 R12 A3 R72 B1 VR65 C1 CR86 D1 R14 B3 R73 Al CR1246 C1 R16 B3 R75 B1 CR1248 C1 R20 C3 R76 B1 CR1250 C1 R22 C3 R90 B2 R...

Page 126: ...N GRAY 13 2 CONNECTOR RCPT BNC FEMALE W HARDWARE 14 2 TERMINAL LUG 0 391 ID INT TOOTH 15 1 CONNECTOR RCPT BNC FEMALE 16 1 RESISTOR VAR R48 ATTACHING PARTS 17 1 NUT PLAIN HEX 0 25 32 X 0 312 INCH BRS 18 1 WASHER FLAT 0 25 ID X 0 375 INCH OD STL 19 1 RESISTOR VAR R540 AND R655 ATTACHING PARTS FOR EACH 20 1 NUT PLAIN HEX 0 25 32 X 0 312 INCH BRS 21 1 WASHER FLAT 0 25 ID X 0 375 INCH OD STL 22 1 RESIS...

Page 127: ... 4 40 X 0 25 INCH STL CKT BOARD ASSY INCLUDES 59 1 MICROCIRCUIT DI U1205 60 1 SWITCH PUSH S785 AND S865 61 4 SPACER PB SW 0 164 INCH LONG 62 4 SOCKET PLUG IN MICROCIRCUIT 8 CONTACT 63 4 HEAT SINK ELEC XSTR 0 72 OD X 0 375 H 64 8 INSULATOR DISC TO 5 TRANSISTOR 65 4 HEAT SINK ELEC 0 422 H X 1 240 INCH OD 66 3 CONNECTOR BODY CKT CD MT 3 PRONG 67 21 SOCKET PIN TERM 0 188 INCH LONG 68 27 CONTACT ELEC 0...

Page 128: ...NH STL ATTACHING PARTS CKT BOARD ASSEMBLY INCLUDES 106 16 CONTACT ELEC 0 365L X 0 25 PH BRZ GOLD PL 107 1 SWITCH SLIDE S12 108 1 SOCKET PLUG IN MICROCIRCUIT 8 CONTACT 109 1 TERM TEST PT 0 40 INCH LONG 110 1 SOCKET PLUG IN 14 CONTACT LOW CLEARANCE 111 1 SOCKET PLUG IN 16 CONTACT LOW CLEARANCE 112 2 CONNECTOR BODY CKT BD MT 3 PRONG 113 2 SOCKET PIN TERM 0 188 INCH LONG 114 4 SPACER POST 0 312 OD X 0...

Page 129: ...NE 4 40 X 0 25 INCH PNH STL 144 4 SCREW MACHINE 3 48 X 0 125 PNH STL 1 CONTACT ELEC GROUNDING 145 2 NUT PLAIN HEX 4 40 X 0 188 INCH BRS 146 1 SPRING FLAT GREEN COLORED 1 SPRING FLAT RED COLORED 147 2 ROLLER DETENT 148 1 BEARING CAM SW FRONT ATTACHING PARTS 149 1 RING RETAINING 0 338 ID X 0 025 THK STL 150 1 ACTUATOR SWITCH CAM SWITCH 151 1 SHAFT CAM SW W DRIVER 152 4 NUT PLAIN HEX 4 40 X 0 188 INC...

Page 130: ...G IN LEFT SIDE TOP AND BOTTOM 1 FR SECT PLUG IN TOP LEFT 180 1 FR SECT PLUG IN RIGHT SIDE TOP AND BOTTOM 181 1 FR SECT PLUG IN RIGHT SIDE TOP AND BOTTOM 182 FT WIRE ELECTRICAL 2 WIRE RIBBON 18 063 FT L 183 FT WIRE ELECTRICAL 3 WIRE RIBBON 0 250 FT L 184 FT WIRE ELECTRICAL 4 WIRE RIBBON 12 042 FT L 185 FT WIRE ELECTRICAL 5 WIRE RIBBON 0 500 FT L 186 FT WIRE ELECTRICAL 6 WIRE RIBBON 0 625 FT L 187 1...

Page 131: ...ety earth conductor It is not intended for operation from two phases of a multiphase system or across the legs of a single phase three wire system Avoid live circuits Dangerous voltages exist at several points throughout this instrument When the instrument is operated with the cover removed do not touch exposed connections or components Some transistors have voltages present on their cases Disconn...

Page 132: ...r source 6 Insert the desired plug ins 7 Use the bail to raise the front of the instrument go to Operating Instructions A 2 Universal Transformer Line Regulating Ranges Selector Block Position 120 Volts Nominal 220 Volts Nominal L 90 VAC to 110 VAC 180 VAC to 220 VAC M 99 VAC to 121 AC 198 VAC to 242 VAC H 108 VAC to 132 VAC 216 VAC to 264 VAC Line Fuse Data 1 6 A slow blow 0 8 A slow blow ...

Page 133: ...ecting the power to the TM 503 Power Module when internal temperatures rise above a safe operating level These devices automatically return power to the unit when the internal temperatures return to a safe level Since the TM 503 can be stored in temperatures between 400C and 750C allow the instrument s chassis to return to within the operating limits before applying power POWERING UP Plug in Modul...

Page 134: ...ng power distributions Optimum conditions would be 1 equal loads in all three compartments 2 as much power as possible dissipated In external loads and 3 operating in an ambient temperature around 250C The TM 503 provides each plug in module with access to a pair of heat sinked chassis mounted transistors one NPN and one PNP These Series Pass transistors allow the plug in modules to operate in pow...

Page 135: ...description of Option 2 Refer to each plug in module s Manual for the I O assignments of each pin at the rear interface Once having made interconnections of a specialized nature it is recommended that barriers be installed on the interconnecting jacks to insure module compatibility with the customized wiring Rear Panel The rear sub panel is punched for BNC and multi pin connector mountings Custome...

Page 136: ...rounded Neutral Blue White Grounding Earthing Green Yellow Green Yellow Supplies Unregulated Two 25 VAC windings 500 mA each supplied to each compartment independently 33 5 V and 33 5 V 1 A maximum each supply shared by all compartments 17 5 VAC and 11 5 V 3 6 A maximum shared in any combination between these two supplies and shared among all compartments NOTE Current and voltage ratings are for m...

Page 137: ...Loose dust may be removed with a soft cloth or a dry brush Water and a mild detergent may be used however abrasive cleaners should not be used Compressed air is dangerous and can cause serious bodily harm if protective means or methods are not observed to prevent a chip or particle of whatever size from being blown into the eyes or unbroken skin of the operator or other personnel Compressed air sh...

Page 138: ...e and sequenced as close as possible to an associated schematic The GRID LOC column in the Electrical Parts Lists keys each component to the Location illustrations Component and Wiring Color Codes Colored stripes or dots on electrical components signify electrical values tolerances etc according to EIA standards Components not color coded usually have information printed on the body The wiring cod...

Page 139: ...can be lifted at one end from the circuit board Transistors and IC s Turn the power switch off before removing or replacing any semiconductor A good check of transistor operation is actual performance under operating conditions A transistor can most effectively be checked by substituting a new component for it or one which has been checked previously However be sure that circuit conditions are not...

Page 140: ...face Some boards may be held fast by plastic mounting clips around the board edges For these push the mounting clips away from the circuit board edges to free the board Also remove any knobs etc that would prevent the board from being lifted out of the instrument 3 Lift the circuit board out of the unit Do not force or bend the board 4 To replace the board reverse the order of removal Use care whe...

Page 141: ...rcuits to prevent damage to the pins If an extracting tool is not available use care to avoid damaging the pins Pull slowly and evenly on both ends of the IC Try to avoid having one end of the IC disengage from the socket before the other end To replace one of the power transistors mounted on the Power Module chassis adjacent to the interface circuit board first unsolder the leads Then loosen the ...

Page 142: ...h The switch is now open for inspection or cleaning 2 To completely remove a switch from the circuit board first remove any knobs or shaft extensions Loosen the coupling at the potentiometer at the rear of the switch and pull the long shaft out of the switch assembly 3 Remove the screws from the opposite side of the circuit board which hold the cam drum to the board 4 To remove the cam drum from t...

Page 143: ...le repackage the instrument as follows 1 Obtain a carton of corrugated cardboard having inside dimensions of no less than six inches more than the instrument dimensions this will allow for cushioning Refer to the following table for carton test strength requirements 2 Surround the instrument with polyethylene sheeting to protect the finish of the instrument 3 Cushion the instrument on all sides by...

Page 144: ...es Y14 2 1973 Line Conventions and Lettering Y10 5 1968 Letter Symbols for Quantities Used in Electrical Science and Electrical Engineering The following prefix letters are used as reference designators to identify components or assemblies on the diagrams A Assembly separable or repairable H Heat dissipating device heat sink S Switch or contactor circuit board etc heat radiator etc T Transformer A...

Page 145: ...TM 11 6625 2980 14 POWER MODULE INTERFACE PIN ASSIGNMENTS FRONT VIEW A 15 ...

Page 146: ...TM 11 6625 298014 DETAILED BLOCK DIAGRAM A 16 ...

Page 147: ...ICAL INCAND INCANDESCENT SECT SECTION ACTR ACTUATOR ELCTLT ELECTROLYTIC INSUL INSULATOR SEMICOND SEMICONDUCTOR ADPTR ADAPTER ELEM ELEMENT INTL INTERNAL SHLD SHIELD ALIGN ALIGNMENT EPL ELECTRICAL PARTS LIST LPHLDR LAMPHOLDER SHLDR SHOULDERED AL ALUMINUM EQPT EQUIPMENT MACH MACHINE SKT SOCKET 1ASSEM ASSEMBLED EXT EXTERNAL MECH MECHANICAL SL SLIDE ASSY ASSEMBLY FIL FILLISTER HEAD MTG MOUNTING SLFLKG ...

Page 148: ... 100 DEG FLH STL 15 2 SWITCH THERMO S3 S4 ATTACHING PARTS FOR EACH 16 2 SCREW MACHINE 4 40 X 0 25 INCH PNH STL 17 2 NUT PLAIN EXT W 4 40 X 0 25 INCH STL 18 1 TERMINAL LUG 0 146 INCH DIA DE 45 DEG BEND ATTACHING PARTS 19 1 NUT PLAIN EXT W 4 40 X 0 25 INCH STL 20 1 TRANSFORMER T1 ATTACHING PARTS 21 4 SCREW MACHINE 10 32 X 2 250 HEX HD STL 22 4 NUT EXTENDED WA 10 32 X 0 375 INCH STL 23 4 INS SLV ELEC...

Page 149: ...NUT PLAIN EXT W 6 32 X 0 312 INCH STL 47 2 SCREW HACHINE 6 32 X 0 312 100 DEG FLH STL 48 4 LEG ELEC EQUIP PLASTIC ATTACHING PARTS FOR EACH 49 1 SCREW MACHINE 8 32 X 1 5 INCH PNH STL 50 1 NUT PLAIN EXT W 8 32 X 0 344 INCH STL 51 1 PANEL REAR OPTION 2 ATTACHING PARTS 2 NUT PLAIN EXT W 6 32 X 0 312 INCH STL 2 SCREW MACHINE 6 32 X 0 375 INCH PNH STL 52 1 BSHG STRAIN RLF 53 1 CABLE ASSY PWR 54 1 FUSEHO...

Page 150: ...STL 65 2 FOOT CABINET RIGHT FRONT AND LEFT REAR 66 2 SPT PIVOT FLIP RIGHT FRONT AND LEFT REAR ATTACHING PARTS FOR EACH 67 2 SCREW MACHINE 6 32 X 0 75 INCH FILH STL 68 2 NUT PLAIN EXT W 6 32 X 0 312 INCH STL 69 3 GUIDE SLIDE BLACK ATTACHING PARTS 70 2 SCREW MACHINE 4 40 X 0 312 100 DEG FLH STL 71 1 SCREW MACHINE 4 40 X 0 25 100 DEG FLH STL 1 MARKER IDENT MARKED CAUTION 2 PLATE IDENT WARNING TRANSIS...

Page 151: ...TM 11 6625 2980 14 STANDARD ACCESSORIES Index No Qty 1 2 3 4 5 Nome Description 1 4 BUMPER PLASTIC 0 45 DIA X 0 195 GRAY POLY 1 MANUAL TECH INSTRUCTION TM 503 POWER MODULE A 25 A 26 blank ...

Page 152: ...ainting and Preserving Electronics Command Equipment Including Camouflage Pattern Painting of Electrical Equipment Shelters TB 43 180 Calibration Requirements for the Maintenance of Army Materiel TM 38 750 The Army Maintenance Management System TAMMS TM 750 244 2 Procedures for Destruction of Electronics Materiel to Prevent Enemy Use Electronics Command TM 11 6625 2980 24P Organizational Direct Su...

Page 153: ...ately packaged BII must be with the pulse generator during operation and whenever it is transferred between property accounts The illustrations will assist you with hard to identify items This manual is your authority to request requisition replacement BII based on TOE MTOE authorization of the end item B 3 EXPLANATION OF COLUMNS The following provides an explanation of columns found in the tabula...

Page 154: ...nal Stock Description Usable Qty Number Number FSCM and Part Number On Code U M rqr 1 PANEL BLANK EA 1 80009 016 0195 03 2 6625 01 051 6639 PLUG IN UNIT ELECTRONIC TEST EQUIPMENT EA 1 SG 1178 USM 359A 80009 PG 508 3 6625 00 373 7528 POWER SUPPLY PP 7578 USM 359A EA 1 80009 TM 503 C 2 TM 11 6625 2980 14 ...

Page 155: ...SECTION III BASIC ISSUE ITEMS 1 2 3 4 5 Illus National Stock Description Usable Qty Number Number FSCM and Part Number On Code U M rqr MANUAL TECHNICAL TM 11 6625 2980 14 EA 1 C 3 C 4 blank ...

Page 156: ...gnostic equipments used in precision measurement Consists of comparisons of two instruments one of which is a certified standard of known accuracy to detect and adjust any discrepancy in the accuracy of the instrument being compared g Install The act of emplacing seating or fixing into position an item part module component or assembly in a manner to allow the proper functioning of the equipment o...

Page 157: ...in addition to the time required to perform the specific tasks identified for the maintenance functions authorized in the maintenance allocation chart Subcolumns of column 4 are as follows C Operator Crew O Organizational F Direct Support H General Support D Depot e Column 5 Tools and Equipment Column 5 specifies by code those common tool sets not individual tools and special tools test and suppor...

Page 158: ...0 2 7 9 12 15 Replace 0 1 12 Repair 0 2 1 thru 15 0102 CIRCUIT CARD ASSY A2 TIMING Inspect 0 1 12 670 4274 02 Test 0 5 7 9 12 15 Replace 0 1 12 Repair 0 2 1 thru 15 0103 CIRCUIT ASSY A3 TRANSITION Inspect 0 2 12 TIMING 670 4275 02 Test 0 5 1 7 9 12 15 Replace 0 1 12 Repair 0 2 1 thru 15 0104 CIRCUIT ASSY A4 OUTPUT Inspect 0 1 12 670 4276 01 Test 0 5 7 9 13 15 Replace 0 1 12 Repair 0 2 1 thru 15 01...

Page 159: ...ROUP MAINTENANCE UNIT UNIT INTERMEDIATE INTERMEDIATE DEPOT DEPOTTOOLS AND NUMBER COMPONENT ASSEMBLY FUNCTION C O F H D EQUIPMENT REMARKS 0201 CIRCUIT CARD ASSY Al Inspect 0 1 12 670 2024 00 Test 0 5 1 7 9 12 15 POWER MODULE TM 503 INTERFACE Replace 0 1 12 Repair 0 2 1 thru 15 03 BLANK PLUG IN PANEL Inspect 0 1 12 PN 016 0195 03 Replace 0 1 12 Repair 0 1 12 E 4 ...

Page 160: ...D Counter Timer equivalent to TEKTRONIX 6625 01 022 3254 Type DC 504 7 H D Multimeter ANIUSM 451 equivalent to Ballantine 6625 00 060 6804 Type 9632M 8 H D Power Module PP 7578 USM 359A equivalent to 6625 00 373 7528 TEKTRONIX Type TM 503 9 H D Extender Plugin equivalent to TEKTRONIX 4931 01 0394036 Part No 067 0645 02 10 H D Cable 2 ea 50 Ohms RG 58 U 41 In equivalent to 6625 00 4954831 TEKTRONIX...

Page 161: ...aintenance F Direct Support Maintenance H General Support Maintenance c Column 3 National Stock Number This is the National stock number assigned to the item use it to request or requisition the item d Column 4 Description Indicates the Federal item name and if required a description to identify the item The last line for each item indicates the Federal Supply Code for Manufacturer FSCM in parenth...

Page 162: ...TOCK NUMBER LEVEL NUMBER DESCRIPTION U M 0 8020 00 721 9657 Brush paint ea 0 7920 00 862 6710 Cloth lint free yd 0 Paint oz 0 Sandpaper sh 0 Detergent oz 0 6850 00 105 3084 Trichlorotrifluoroethane qt U S GOVERNMENT PRINTING OFFICE 1981 703 029 1049 F 2 By Order of the Secretary of the Army ...

Page 163: ...ral United States Army Official Chief of Staff J C PENNINGTON Major General United States Army The Adjutant General DISTRIBUTION To be distributed in accordance with DA Form 12 34B Requirements for TMDE Calbr Repair ...

Page 164: ...TM 11 6625 2980 14 Section 4 PG 508 CONTROLS AND CONNECTORS FO 1 Controls and connectors 4 1 4 2 blank ...

Page 165: ...TM 11 6625 2980 14 FO 2 Block Diagram 4 3 4 4 blank ...

Page 166: ...TM 11 6625 2980 14 FO 3 Input circuit schematic diagram 4 5 4 6 blank ...

Page 167: ...TM 11 6625 2980 14 FO 4 Period generator schematic diagram 4 7 4 8 blank ...

Page 168: ...TM 11 6625 2980 14 FO 5 Delay generator schematic diagram 4 9 4 10 blank ...

Page 169: ...TM 11 6625 2980 14 FO 6 Duration generator and control error circuit schematic diagram 4 11 4 12 blank ...

Page 170: ...TM 11 6625 2980 14 FO 7 Transition time generator schematic diagram 4 13 4 14 blank ...

Page 171: ...TM 11 6625 2980 14 FO 8 Level control multiplier schematic diagram 4 15 4 16 blank ...

Page 172: ...TM 11 6625 2980 14 FO 9 Output amplifier schematic diagram 4 17 4 18 blank ...

Page 173: ...TM 11 6625 2980 14 FO 10 Tracking voltage supply schematic diagram 4 19 4 20 blank ...

Page 174: ...TM 11 6625 2980 14 FO 11 PG 508 power supply schematic diagram 4 21 4 22 blank ...

Page 175: ...TM 11 6625 2980 14 FO 12 TM 503 power supply schematic diagram 4 23 4 24 blank ...

Page 176: ...TM 11 6625 2980 14 FO 13 A2 board component locations 5 3 5 4 blank ...

Page 177: ...TM 11 6625 2980 14 FO 14 A3 board component locations 5 5 5 6 blank ...

Page 178: ...TM 11 6625 2980 14 FO 15 A4 board component locations 5 7 5 8 blank ...

Page 179: ...TM 11 6625 2980 14 FO 16 PG 508 exploded view 5 9 5 10 blank ...

Page 180: ...TM 11 6625 2980 14 A 17 A 18 blank ...

Page 181: ...TM 11 6625 2980 14 TM 503 POWER MODULE A 23 A 24 blank ...

Page 182: ......

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Tektronix PG 508, Instruction Manual

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