Tektronix DD 501 Instruction Manual Download

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Summary of Contents for DD 501

Page 1: ......

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Page 3: ...020530 up 2 3 2 COUNTER CIRCUIT SN 8020529 and below 2 3 5 POWER SUPPLY TRIGGER INDICATOR 3 3 7 SECTION 4 MAINTENANCE FUSE REPLACEMENT 4 1 TABLE 4 2 Rear Connector Pin Assignments 4 1 SECTION 5 PERFOR...

Page 4: ...EVENTS START pu _ TR16T POWER TR16 D v Ou7 IEYEI S_ S IEYEI O Y L RESET 0 i IEVEI LEVEL IN OUT IN OUT TRIG D olro uvuT TT IS our Iwur u Fig 1 1 DD 501 Digital Delay VIEW TIC VIEW rE nwowuca DD 501 OI...

Page 5: ...tors In general probes offer the most convenient means of connecting signals to the DD 501 trigger inputs Tektronix probes are shielded to prevent pickup of electrostatic interference A 10X attenuatio...

Page 6: ...rcuit triggers In the fully clockwise detent position the circuit triggers at the amplitude point on the trigger signal selected by the PRESET screwdriver adjust Before setting the trigger level the d...

Page 7: ...preamplifier O TRIG VIEW Allows viewing of shaped trigger pulses to START latch circuit O TRIG VIEW Allows viewing of shaped trigger pulses to EVENTS counting circuit 10 DLY D TRIG OUT Provides an ou...

Page 8: ...NPUT signal triggered The displayshown in Fig 1 5 illustrates the relationship between the EVENTS INPUT signal TRIG VIEW pulse at the amplitude point shown in Fig 1 4 produces an and the DLY D TRIG OU...

Page 9: ...c Performance Requirement Input Resistance and 1 MS2 paralleled with 20 pF variable Slope or selectable Sensitivity 85 mV p p minimum at 30 MHz 120 mV p p minimum at 65 MHz __ _____ __ _ _ __ ________...

Page 10: ...eRequiremon uppxmmenuo nhy ma on Rouo mu g eandovontnonun e oivou o Phyoion Mmrmo hotioo n mw c h k Up8 0nagm orthunthoeventn pu uowid h From f0 8 of2 2V in o3TTL oado approxima y5mA Logio1 upproximak...

Page 11: ...REV A NOV 1975 Oi tn O _ v mz 0 0 V aQ _ ni Fig 2 1 DD 501 Dimensional Drawing Specification DD 501 N ti OO N ti 2 3...

Page 12: ...do reference voltage selected triggers the Start Schmitt Trigger circuit T he front panel SLOPE switch selects the positive or negative going slope on the Schmitt square wave trigger for the do refer...

Page 13: ...rive the Events Trigger Delay circuit pins 6 and 7 of U280B SN 8020530 up Count Gate circuit pin 5 of U273 f he positive output signals from U144A and U144C drive the Start Trigger Gate pin 6 of U230A...

Page 14: ...emented to 9 or 1001 in BCD thus t SD counter to the MSD counters The MSD thumbwheel during the first counting cycle after the RESET button is outputs are now re loaded into the MSD counters The press...

Page 15: ...U U _ wl O Q o 2 v H W r O p F t a O H Q Z W W U N N M d _ _ rVy4 M N Y M W N v N N r Q r Q _ N O N W 0 O U w O o O N Fig 3 2 Counter Control Logic Diagram M U O 7 N a N m n0 N H OZNQ u7 n o_ Q m S N...

Page 16: ...280 Events Delay increments U265 the 10 counter Inverter U280B NOR gate U280A and OR gate U280C compose this stage Positive going triggers from U44A or As each counter overflows it increments the next...

Page 17: ...01 3 6 N N E N N c o y c o y W cU c a w nw or m a odaao v a0 w N NV C W to W N c o0 a v N O 7y c y c c c d ia a au c a V O O O O N w N 01 Fig 3 3 Counter Control Timing a u a m m O O M C N O N N c c a...

Page 18: ...count on a falling negative going LO The front panel trigger pulse drives pin 7 HI and the positive going pulse thumbwheel switch S410A B C D and E provides the triggers pin 11 of U230B Flipflop U230...

Page 19: ...Capacitor C325 is charged positive at pin 6 A positive going trigger to pin 3 changes the state of pin 5 and 6 which places the capacitor charge of approximately 5 volts on the base of 0325 Capacitor...

Page 20: ...ve or replace the input FET s Q28A and Q28B for the events TABLE 4 1 input or Q128A and Q128B for the start input both S RVIC S AVAILARL S MICCINDUC C R R RLAC M N T 14 28 Not assigned __ __ __ _ e _...

Page 21: ...estequipment is required Items used only for calibration are indicated by footnote 1 hhe remaining Tektronix Field Service pieces of equipment are common to both procedures Special Calibration Fixture...

Page 22: ...Time constant 1 MS2 X 20 pF Used to normalize the connector BNC start and events input RC product 8 Dual input coupler Connectors BNC cable Insertion of identical lengths matched within 0 1 signals to...

Page 23: ...ol knobs Performance Check Calibration_ DD 501 Examples of Applicable Test Equipment a Tektronix Part Number 012 0057 01 a Tektronix Part Number 012 0076 00 a Tektronix Part Number 003 0003 00 a Xceli...

Page 24: ...ference at center graticule line c Connect test oscilloscope 10X probe to START LEVEL IN OUT pin jack and probe ground strap to chassis ground V N S INPUT 7 Square wave generator 8 Termination 9 Input...

Page 25: ...to S fAR 1 INPUT connector b Connect 10X probe from test oscilloscope vertical to test point 1 P130 L on Digital Delay circuit board Refer to Fig 7 6 c Set test oscilloscope to display several cycles...

Page 26: ...er Slope Output c Set START LEVEL control to PRESE 1 fully clockwise into detent a Connect a 100 millivolt 50 kilohertz signal from sine wave generator through a 50 ohm termination and dual input coup...

Page 27: ...TS INPUT frequency at 65 megahertz e CHECK That amplitude of DLY D TRIG OU1 display on crt is at least 1 volt 9 Check Minimum Input Pulse Width triggering a Connect a 200 millivolt 100 megahertz signa...

Page 28: ...ime test setup 11 Check Delay Count Accuracy NOTt If counter display is unstable set the counter to EVENTS DELAY COUNT 00000 average the ratio measurement over 10 cycles EVEN I S SLOPE IN START SLOPE...

Page 29: ...Performance Check Calibration DD 501 REV A NOV 1975 Fig 5 3 Delay count accuracy test setup 5 9...

Page 30: ...change in part number Change information if any is located at the rear of this manual SPBOIAL NOT I S AND SYMBOLS X000 Part first added at this serial number OOX Part removed after this serial number...

Page 31: ...ELAND OH 44112 18324 SIGNEI ICS CORP 811 E ARQUES SUNNYVALE CA 94086 24931 SPECIALTY CONNECTOR CO INC 3560 MADISON AVE INDIANAPOLIS IN 46227 56289 SPRAGUE ELECTRIC CO NORTH ADAMS MA 01247 71279 CAMBRI...

Page 32: ...0 50V 72982 8121N075WSR103M C134 281 0511 00 CAP FXD CER DI 22PF 2 2PF 500V 72982 301 OOOCOG0220K C135 283 0251 00 BO10100 B019999 CAP FXD CER DI 87 PF S l00V 72982 8121N116 A 870J C135 283 0154 00 B0...

Page 33: ...52 CR136 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 C R230 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 07910 1N4152 CR232 152 0141 02 XB020000 SEMICOND DEVICE SILICON 30V 150MA 07910...

Page 34: ...0221 00 Q345 151 0198 00 TRANSISTOR SILICON NPN SEL FROM MPS918 80009 151 0198 00 Q348 151 0341 00 TRANSISTOR SILICON NPN 07263 5040065 Q366 151 0515 01 TRANSIS POR SOV BA 04713 2N4441 Q386 151 0515 0...

Page 35: ...k 0 25W 01121 CB4705 R133 315 0152 00 RES FXD CMPSN I SK OHM 5 6 0 25W 01121 CB1525 8134 315 0330 00 RES FXD CMPSN 33 OHM 5 0 25W 01121 CB3305 8135 315 0432 00 RES FXD CMPSN 4 3K OHM 5 0 25W 01121 CB4...

Page 36: ...9X RES FXD CMPSN 510 OHM 5 0 25W 01121 CB5115 R244 315 0131 00 BO10100 B019999 RES FXD CMPSN 130 OHM S E 0 25W 01121 CB1315 8244 315 0511 00 B020000 RES FXD CMPSN 510 OHM 5 0 25W 01121 CB5115 R245 315...

Page 37: ...97 315 0181 00 RES FXD CMPSN 180 OHM 5 0 25W 01121 CB1815 R298 315 0102 00 RES FXD CMPSN IK OHM 5 k 0 25W 01121 CB1025 8320 315 0390 00 RES FXD CMPSN 39 OHM 5 E 0 25W 01121 CB3905 8322 315 0151 00 RES...

Page 38: ...0 00 XB020000 MICROCC RCUIT DI DUAL D MA SLAVE I LIP FLOP 80009 156 0230 00 U240 156 0205 00 MICROCr RCUIT DI QUAD 2 INPU P NOR GATE 80009 156 0205 00 U250 156 0097 00 MICROCIRCUIT DI DIV BY 2 AND 5 R...

Page 39: ...1 _1 I T 1_ I i ll c ti I 1 Your instrument may be equipped with one or more options T his section describes those options or directs the reader to where the option is documented DD 501...

Page 40: ...rid circuit TC Thermocouple BT Battery J Connector stationary portion TP Test point C Capacitor fixed or variable K Relay U Assembly inseparable or non repairable CB Circuit breaker L Inductor fixed o...

Page 41: ...a G nl D E 33 SV Et EVENTS TRIGGER LAMP DRIVER U327B EVENTS TRIGGER LAMPMVLTI Q32o U325A Q325 EVENT GATING U273A D s POWER EVENTS TRIGGE TRIG O D5320 RESET MAN UAL RESET a 240 Q24 I x242 5v REGULATOR...

Page 42: ...IGNIFICANT DIGIT 9 DETECTOR V210A C STAR T LATCH RESET 0274 CARRY GATE V2ISD C Q280 MOST SIGNIFICANT DIGITS LATCH Q 290 024 O A C D U215A B DLYD TRIG OUTPVT AMPLIFIER p340 Q345 MOST SIGNIFICAN7 DIGITS...

Page 43: ...s v X219 TPT42 n N P r eV p 03351a 0345 t U340 a co UI44 a o 5 V T F1 T T C 5 GND NOTE The following components are located on the back TP246 side of circuit board C22 C122 R29 and R129 G P270 P250 t...

Page 44: ...u U44 a R37 035 R33 030 027 a IN PUT COMP TP235 R35 035 R34 LR36 034 CR2fi 023 P20 TP30 R26 R23 0 0 m 0360 CRJ6 036 R32 R22 v e330 a a s it 3 _ L360 0740 TP33 TPIJO 022 g136 0134 0130 0382 N LR135 01...

Page 45: ...L380 31 R49 4G R229 3F R340 4E C153 5F L382 5J R50 3G R230 4F R342 5E VR58 4F C156 5G R52 3G R231 4E R343 5E VR158 5F C164 51 P20 4J R56 4G R232 3F R344 5E V R366 4B C204 2D P50 3H R57 3G R242 4F R34...

Page 46: ...UREMENTS Set EVENTS DELAY COUNT switches to 00010 Set EVENTS and START SLOPE switches to IN Set EVENTS and START LEVEL controls to 0 zero mid range NO signal to INPUTS Voltmeter common is connected to...

Page 47: ...SET 510 I5 DGPL A Q28 Q128B 5V DGPL A R33 G33 T GND LSK OI 15V DGPL A R 137 I R 134 39 2R I33 33 SS L5K 0 RI29 RI35 6135 RI 4 3K 87 4 START f 100 DGPL B INPUT 6128 R128 1ci ZERO SET OI 510 ISV 1 DGPL...

Page 48: ...4 3K 5T0 SLOPE IN OUT T i SV I 3 3 R4T I 2 3 3 10 T 51 O R50 I 4 G53 IOK I II E INF 1 SV DGPL B R 164 IK W165 RI52 IOK I 13115 I SV TRJGGER C1RGUlT O PS 4 74 R135S G35 R140 R1 6g I I I LEVEL 2 7K STAR...

Page 49: ...f5 V NOTE The following components are located on the back side of circuit board C22 C122 R29 and R129 m U A r H D 205H o tiff a Sc v a oc x ec TP246 G P 210 v UT50 T P 248 U327 0290 N N N N W N U230...

Page 50: ...2 5K R34 41 C123 5K F366 4B R35 4H C125 6J F386 4B R36 4H C126 6J R37 4H C127 5J L360 4H R40 4H C128 4K L361 5H R42 4H C134 51 L362 5F R44 4G C135 51 L363 4C R46 4G C136 5H L367 2D R47 4G C140 41 L380...

Page 51: ...R340 4E R230 4F R342 5E VR58 4F R231 4E R343 5E VR158 5F R232 3F R344 5E VR366 4B R242 4F R345 5E VR386 2C R245 3E R346 3C R246 3F R347 3C W36 4H R247 4E R348 3C W42 4H R248 4E R350 5E W55 3G R249 4E...

Page 52: ...ferential Comparator was used to obtain offset I Voltage measurements on this diagram were made under the following conditions Set EVENTS DELAY COUNT switches to 00010 Set EVEN f S and START SLOPE swi...

Page 53: ...b TG2 B TGI LOAD FROM I G 7 9 5 g 8 PIN B U340B 13 R II p 12 3 G GG 10 BG 4 AG U265 8280 14 5V DCPL E 12 I C272 C273 G274 0232 I O OI O OI r 0 01 O OI I 1 16 01 1 16 OI I Ib I 16 I Ib I 16 u272 0273...

Page 54: ...6T U27 10104 510 10138 RELOAD GATES LSD 12 CI Q D 2 F R R285 8 9 510 R292 3 2 sv s1o 3 6 U215B R295 DGPLC x10102 220 5 2 a 8294 I U240A 8293 510 I 410102 LSIO 3 6 77 f 77 3 2 396 U TP2859 12 U2 J 0 4...

Page 55: ...p x n C36 z ac ac sac s c I U250 I c U255 ec ec oc ac N n n U325 caee wun n v N O a a a c r v s 0325 TP248 n Q TP247 v v Q Q I NOTE The following components are located on the back 12 side of circuit...

Page 56: ...70 R26s czes R288 C29 C380 C33 u Nua U N V M U OI b a0 Yf C40 R29 s ac of R42 R63 p6D R40 p40 R60 m x U44 s R3R E C35 R30 a v v R33 030 R35 0 35 R34 CR26 C23 P20 WIRE C34 TP30 R26 R23 R36 C3fi fl32 R2...

Page 57: ...R123 5K R124 5J R125 5J R126 5J R127 5J R128 5K R129 5J R130 5J R132 5J R133 5J R134 51 R136 5H R137 5H R140 5H R142 5H R144 5H R146 5H R147 5G R149 5G R150 5G R152 5G R156 5G R157 4G R158 5F R159 5G...

Page 58: ...und Waveforms shown on this diagram were obtained under the following conditions Front panel controls are set the same as for voltage measurements The test oscilloscope 0 4 Volts calibrator signal is...

Page 59: ...10104 R249 510 10 COUNT IX I GI 1 16 GNO 14 4 R235 _ 2 12 82 I6 7 I 3 5 13 9 13 TG Ij oloB I I U280A 8214 1 4 10102 51o U280G I I 8 I 4 10102 R2B0 I 51 14211 0 04 15 IO 510 M R248 F OC TP245 510 TP247...

Page 60: ...R298 G 0 R297 IK TP290 180 2 4 K L O I I GG QG DG Ro AG QA 5 13 R 5V O YO BG QB LOAD FROM I DGPL E s 3 G PIN B G 1 14 I 5 0 II D G 12 U3408 g T Qo GI 5 O 13 j 5 6 62 iii 5V DGPL D 1 5V DGPL G R206 R 0...

Page 61: ...290 N N N N U236 N N N N N N4i CR366 b c a c o C69 e n c o e sr M M N N w U240 N 0320 n m U44 a e LA U S C368 23 u a a R A TP247 TP235 P _ m lR _ mI c e U325 M e c N n a 0 o a C360 C z c o L c i e c c...

Page 62: ...P247 TP236 LR36 035 C34 CR26 C23 P20 v m o v N p e m m m C360 R36 TP 30 R26 R23 U325 s 0330 CR3fi C36 R32 R22 c v a 3z s c c s z 0325 LJ60 C140 TP33 1P130 C22 N TP246 R736 C734 0130 C382 TP242 U LR136...

Page 63: ...R133 5J 0205 2D R134 51 0280 31 R135 5H 0290 3D R136 5H 0320 4F R137 5H 0325 4D R140 5H 0330 4F R142 5H 0335 5D R144 5H CKT GRID NO LOC R146 5H R147 5G R149 5G R150 5G R152 5G R156 5G R157 4G R158 5F...

Page 64: ...am were made under the following conditions Tektronix P6053B or equivalent Set EVENT S DELAY COUN t switches to 00010 Set EVENTS and S TART SLOPE switches to IN Set EVENTS and S TART LEVEL controls to...

Page 65: ...LOCATED ON MAIN I FRAME I F366 110 16A 2A 6 i I 7A I 12 I R363 I 0 311 TP366 13 I I R364 G369 1 L G366 l G365 14 I SK IOO F IOO F IOO F _ _ _ _ _ _ _ _ _ C364 13 I ____ T 470 R335 2K R340 100 R341S R3...

Page 66: ...A I 4 7437 9 10 _g U327G I q 7g37 L362 3 9 u H G382 L367 47T uF DGPL B I5V SV 3 9 H CR337 GR336 47K 3 G347 R347 5 0 F I 6 I u I K U340A 7 I 2 74574 Q3g8 L361 3 9 uH _ _ 5V DGPL B LG361 LG376 T 100 F I...

Page 67: ...P248 TP230 TP24 15 V H D A M NOTE The following components are located on the back side of circuit board C22 C122 R29 and R129 TP246 G Fig 7 4 A 1 Digital Delay circuit board component locations SN 80...

Page 68: ...0 a a r TP248 TP230 TP245 F U230 Fig 7 4 A1 Digital Delay circuit board component locations SN 8020530 and up TP285 1 R i30 C134 Q130 R134 R I61 R162 R163 R 160 R164 R169 W 165 C22 EVENTS INPUT COMP R...

Page 69: ...3 41 R64 3H R66 3H R67 3H R68 3H R69 3H 8122 5K R123 5K R124 5J R125 5J R126 5J R127 5J R128 5K R129 5J R130 5J R132 5J R133 5J R134 51 R135 5H R136 5H R137 5H R140 5H R142 5H R144 5H R146 5H R147 5G...

Page 70: ...___ ___ _ _ _______ __ __ _ _ ___ _ _ _ __ _ _ 0 0 o 0 p _ 0 Lw _ 0 0 O a 0 0 DIAG 0 o _ 90000 O 80000 O 70000 O 60000 o 50000 90000 a 30000 0 20000 0 10000 0 00000 o 0 0 c C DIAG DIAG 2 DIAG r r r r...

Page 71: ...sooo aouo rooo aooo ooon ooo yooo _ p eooo o o o oouo v w T m nz m m rn m m p w uz o w v aeo ______ ____ ___J o o v v v m m u ro n w uo o w o no ___ mc o o_ o o_ o o_ o o Jk T T x eoo aoo oo aoo ooo o...

Page 72: ...w C367 z oc ac c a ac a a c oc oc m a 0 O tl2O5 O N N N c c ac s s x rc ac ac oc iP290 n U200 U340 Q348 s EVENTS INPUT ZERO SET R29 START EVENTS INPUT 2ER0 SET INPUT COMP R129 C22 side of circuit boa...

Page 73: ...C34 CR26 C23 P20 TP30 R26 R23 0 ti e e C360 CR36 C36 R32 R22 2 U C CC G G aC L360 C140 C22 TP33 TP130 R136 C734 0170 C382 LR136 8134 v R135 0135 R161 1382 a o v U144 R137 C135 8162 R132 R140 R160 R133...

Page 74: ...nd 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 Name may sometimes appear as incomplete For furth...

Page 75: ...AVTT P WIRE AND CABLE DIVISION OF RSC INDUSTRIES INC 455 N QUINCE ST ESCONDIDO CA 92025 24931 SPECIALTY CONNECTOR CO INC 3560 MADISON AVE INDTANAPOLIS IN 46227 45722 USM CORP PARKER KALON FASTENER DIV...

Page 76: ...80009 214 1513 01 ATTACHING PARTS 21 213 0254 00 1 SCR I PG THD CTG 2 56X0 25 100 DEG FLH STL 45722 OBD _22 __ _ ____ _ 2 RES VAR SEE R75 AND R175 EPL ATTACHING PARTS FOR EACH 23 358 0409 00 1 BSHG M...

Page 77: ...U r K Gg n6ex Tok n nix Soho n6o No _ 0K _ _ _ _ Q No Po Mu R C con Nomn De chphon uJ wK Po Nvm6e oro zuzo o z u nu roco zmorao zznm mor ancm aoooy uro o o oz mnv c roa zyrr...

Page 78: ...REV B OCT 1975...

Page 79: ...m m O m m m 4 m 4 0 r Ilk m O m r...

Page 80: ...Since the change information sheets are carried in the manual until all changes are permanently entered some duplication may occur If no such change pages appear following this page your manual is cor...

Page 81: ...and Negative going trigger output signal 50 ns and 1 V High Amplitude output 100 V 0502 01 Comparator output can be alter nately chopped to a reference voltage SG 503 replaces 190 190A 1908 SG 503 Amp...

Page 82: ...251 ELECTRICAL PARTS LIST AND SCHEMATIC CHANGES CHANGE T0 A2 670 4316 02 CKT BOARD ASSY COUNTER SIDE ADD C253 281 0519 00 CAP FXD CER DI 47PF 500V R228 315 0131 00 RES FXD CMPSN 130 OHM 5I 0 25W DIAGR...

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Tektronix DD 501, Instruction Manual

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