Tektronix DC 508A Instruction Manual Download

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Summary of Contents for DC 508A

Page 1: ...h _ 4 s z b m n L o 44 7 S S Zc f J f...

Page 2: ...TektronocA NST UCTlON MANU 4L Tektronix Inc P O Box 500 Beaverton regon 97077 Serial Number _ COMMITTED TO EXCELLENCE 070 3638 00 First Printing AUG 1980...

Page 3: ...E and are reg istered trademarks of Tektronix Inc TEKTRONIX TEK SCOPE MOBILE and sind geschiitzte Warenzeichen von Tektronix Inc Printed in U S A Specification and price change privileges are reserved...

Page 4: ...1 SAFETY SUMMARY iii Adjustment Procedure 4 5 Section 5 MAINTENANCE AND INTERFACING INFORMATION 5 1 Section 6 OPTIONS 6 1 Section 7 REPLACEABLE ELECTRICAL PARTS 7 1 Section 8 DIAGRAM AND CIRCUIT BOARD...

Page 5: ...omparing attenuation to triggering advantages 2 4 3 1 Gate generator pulse relationships 3 4 3 2 Measurement cycle timing pulse relationship 3 4 4 1 Location of test points and adjustments on Main cir...

Page 6: ...fied service Symbols In This Manual personnel This symbol indicates where applicable cautionary or other information is to be found To avoid fire hazard use only the fuse of correct type voltage ratin...

Page 7: ...duct is intended to operate from a power source Use Care When Servicing With Power On that will not apply more than 250 volts rms between the supply conductors or between either supply conductor Dange...

Page 8: ...ommes Attention indiquent les circonstances ou les manipulations pouvant provoquer des deteriorations de I appareil ou de tout autre equipement associe Les nota denommes Avertissement indiquent les ci...

Page 9: ...eil sans lee capots et panneaux pour les tiroirs de la eerie TM 500 uniquement Pour eviter tout incident corporel grave ne pas utiliser appareil alors que les capots ou panneaux ne sont pas remis en p...

Page 10: ...edingungen die zur Zersttirung des Gerates oder ande rer Gegenstande fuhren kbnnten WARNUNGSHINWEISE erlautern Bedingungen die zu Personenschaden fuhren konnen oder lebensgefahrlich sind CAUTION VORSI...

Page 11: ...anschluf3kabels Verwenden Sie nur Netzkabel die fur dieses Gerat geeignet sind and die sich in gutem Zustand befinden Fur detaillierte Informationen uber Kabel and Stecker beziehen Sie sich auf Abbild...

Page 12: ...stehenden Gerat arbeiten An verschiedenen Stellen im Gerat liegen hohe and damitgefahrlicheSpannungen ZurVer meidung von Personenschaden sind solche Stellen and Bauteile nicht zu beri ihren w h rend B...

Page 13: ...tib 1 a 7 7 r r r i 6 mil F oo f HJ v 6 if F _ J i Ff a1 250VrmsL f 7 ef il T T fl L o c o t d t iG FoW Z fifth L zT 4 0 s t h il F o 6 L kith LZT o a I o 6 t taT o O iJ _ t T t z T o t T ri s DC 508A...

Page 14: ...DC 508A 1 3 GHz Counter...

Page 15: ...ed front panel fuse which sterns listed in the Performance Requirements column opens at approximately 9 V rms A wide band limiting of the Electrical Characteristicsareverifiedbycompleting amplifier wi...

Page 16: ...put requirements Gate Times resolution 1 ms 10 ms 100 ms 1 s 10 s and totalize 1 kHz 100 Hz 10 Hz 1 Hz and 1 Hz External Impedance I I Input is ac coupled On 50 f2 range termination is do connected 1...

Page 17: ...tability 0 C to 50 C f0 2 ppm after warmup STANDARD INTERNAL TIME BASE OPTION 1 INTERNAL TIME BASE 10 MHz 1 ppm year Frequency 110 MHz with proportional oven Warm up Time Within f0 2 ppm of final freq...

Page 18: ...C to 95 relative humidity 60 C to 95 relative humidity Test to MIL STD 810C Method 507 1 Procedure IV modified as specified in MIL T 288008 paragraph 4 5 5 1 1 2 Test to MIL STD 810C Method 500 1 Proc...

Page 19: ...Weight Characteristics Table 1 3 PHYSICAL CHARACTERISTICS 4 969 inches 12 621 cm 2 638 inches 6 701 cm 12 088 inches 30 704 cm Anodized aluminum Information Standard instrument 2 lbs 2 oz 0 964 kg In...

Page 20: ...ted power module compartment match the cut outs in the DC 508A circuit board edge connector Align the upper and lower groove of the DC 508A To remove the DC 508A pull on the release latch chassis with...

Page 21: ...the maximum peak or peak to peak When measuring frequencies from 10 Hz to 25 kHz voltages as stated on the front panel Refer to Fig select the X1 or X100 resolution multiplication factor The 2 3 X100...

Page 22: ...dance of 50 n for DIRECT face connector input button INPUT connector buttonaut ou4 selects front panel input selects 1 Mfl Fig 2 2 Controls and connectors Operating Instructions DC 508A Illuminated du...

Page 23: ...stration of mazlmum voltage allowed to Input connectors Noise Hysteresis levels of Input Attenuated signal Erroneous count Correct count Fig 2 4 Illustration comparing attenuation to trlggeHng advanta...

Page 24: ...tioniert fuhrende Nullen werden unterdriickt Ein Ein and Ausbau des Einschubes Uberlauf im Display wird durch eine Leuchtdiode ange zeigt Der 50 Ohm Vorteilereingang verfugt uber ein Steh wellenverh l...

Page 25: ...URCE WAHLTASTE 50 i 1 PoAS EINGANGSWAHLTASTE Bei gedriickter Taste hat der Bei gedriickter Taste wird der Direkteingang vine Impedanz riickwartige Interfaceeingang von 50 C bei geloster Taste bei gel...

Page 26: ...stet Einfiihrung ANWENDUNGSBEISPIELE DerZweck dieses Kapitels ist dem Anwender Informa tionen zu geben damit er dievoile Leistungsf higkeit des DC 508A ausschopfen kann Es enthalt daruberhinaus Zur Ve...

Page 27: ...gangskapazitat des DC 508A von ca 25 pF ent zwei zusatzliche Ziffern in der Anzeige dargestellt Bei Auftreten eines Phasenverriegelungsfehlers in dieser spricht Betriebsart wird das durch Aufleuchten...

Page 28: ...l a1 cL o J 1 6 1KHz DC508A Ei E LT f i 0 1Hz2 o n 7Z 6 O 1Hz Zo 1 C 6 f1 1 7 1 C r iC o 2 1 C7x l T 6 41 i d t 1 rrt 0o i gG 7i lo fa 79 h 1l T 3 9 r4 i i3 o f7 i 7aHfl G 7n LEDG t J DC508A z 7i l y...

Page 29: ...L DISPLAY TIME i h A 1L INPUT OUT OF RANGE fltc P L Jirtr j1 Ihl 1T 4 f i1 f INPUT l q 100 MH t 1 3 GHz cPf 11 4 _ i7 u JAPANESE 2 2 DIRECT INPU a Jl C v Y L kHz f S q Fig 2 2 DC 508A i h C7 ll a J 3...

Page 30: ...Z l S 6 1 h h oW o w F 7 z l 6 iA z DC508A u a 0 2 z 0 F o Li Jx c h 6 T 7 l S 6 DC508A S lS t L fJ a Z LZT oDC508A Jl J i9 o I o OV c t T z so r 7 rt P P r DC 508A a s 1 JS t INPUT BNCa J G Jl 7 J a...

Page 31: ...I p T 5 fate 17 lOHz 25kHz el _OWfJV f Ja i 3 76 50SZ2 o LZ4 o t 7 6 LW 7af r t 6 1 71 c j W Z 1 171 4A 6 f 2505Z 1 r u PRESCALE INPUTJ fJ Jp SC F _q V td7a V A p 50S2 r 711 vT 3 RESOLUTION y TOTALIZE...

Page 32: ...ectel La virgule se ca dre automatiquement et les zeros gauche du chiffre le plus sis d alimentation de la s rie TM 500 significatif ou de la virgule sont supprimes Une diode lec Installation et extre...

Page 33: ...uton poussoir En position Bouton poussoir En position enfonce selectionne I impe enfonce selectionne entree dance d entree de 50 S pour du connecteur de 1 interface la borne d entree directe DI arrier...

Page 34: ...soit lib r Faire ensuit glisser I appareil I ntroduction UTILISATION DE L APPAREIL Le reste de ce chapitre contient les informations n cessai res pour permettre I utilisateur d exploiter au mieux I a...

Page 35: ...directe DIRECT INPUT RESOLN MULT fournit deux chiffres supplementaires e la munie dune terminaison 50 SZ pour les signaux e haute fre droite de la virgule pour obtenir une meilleure resolution quence...

Page 36: ...ton poussoir RESOLN MOLT est en position csorti DC 508A Ne pas tenir compte du temoin lumineux de perte de ver rouillage Le voyant de comptage GATE reste allume constam ment En absence de comptage le...

Page 37: ...FOLLOWING SERVICING INSTRUCTIONS ARE FOR USE BY QUALIFIED PERSONNEL ONLY TO AVOID PERSONAL INJURY DO NOT PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN OPERATING INSTRUCTIONS UNLESS YOU ARE QUALIF...

Page 38: ...impedance Tentimesattenuationisprovided frequencies is fed to U4220A buffered and inverted and by R1593 and R1594 and compensated by C1592 and then fed to the input of 04322 at pin 4 This integrated C...

Page 39: ...gnal excursions into the The second prescaling divider U2345 divides by two amplifier The input is ac coupled through 02350 to improve the temperature tracking with 02350 The output of U2345 At low si...

Page 40: ...rescale mode the output of 01170 is fed to the input of U1280through S1380 6 The clear pulse at pin 3 The positive going clear pulse is approximately 60 s resets 01170 to all nines Pin 2 of 01170 and...

Page 41: ...nizer output U1270 pin 8 01740 pin 14 Gate 01760 ECL pin 15 Clr 01533 pin 6 Gate 01533 pin 11 Latch 01533 pin 3 Emitter Q1732 B1 Q1732 80 ps Slope controlled by DISPLAY TIME Fig 3 1 Gate generator pul...

Page 42: ...eventh decade The most significant bit line pin 7 connects to the input of the A2 section divide by two As mentioned earlier when the RESET button is counter at pin 15 The output of the second section...

Page 43: ...ecimal point is required after the leading zeros are drop across R1710 becomes great enough to limit the blanked pin 11 of 012600 goes low This creates a high on current by reducing the voltage on the...

Page 44: ...are connected to the voltage output buses to prevent correct level Excessive current through R1729 reduces component damage due to reverse polarity conduction through Q1620 by increasing conduction t...

Page 45: ...ification Test Equipment Required If other test equipment is substituted control settings or calibration setup maybe altered to meet requirements The following test equipment orequivalent isrequired o...

Page 46: ...5A TEKTRONIX SG 504 and SG 503 Tektronix Part No 015 0221 00 Tektronix Part No 011 0059 02 Tektronix Part No 013 0057 01 Tektronix Part No 012 0057 01 Sine wave output 10 Hz Resolution and multiplier...

Page 47: ...l generator for an output of 1132 mV peak to peak 400 mV rms into 50 f2 or 5 dBm f Adjust the signal generator output frequency from 1 1 GHz to 1 3 GHz g Check that the readout display coincides with...

Page 48: ...ncy between 10 Hz and 25 kHz c Check that the most significant digit shifts two places to the left and the count remains stable Press in and release the pushbutton 5 Check Resolution Multiplier Lock T...

Page 49: ...following the word Ex amine are not to be interpreted as performance limits derived from the instrument specifications They are provided as indicators of a properly functioning instru ment and to aid...

Page 50: ...ks remain stable horizontally 1 8 V to 2 2 V g Adjust C1310 time base accuracy adj slowly until 4 75 V to 5 25 V the displayed time marks remain stable horizontally See Fig 4 1 for adjustment location...

Page 51: ...and coupling capacitor to the vertical input of the sampling oscilloscope n Set the generator output level for approximately 2 V g Place the Bayonet ground assembly on the probe tip o Rotate the gener...

Page 52: ...U2350 r U a U 3 I I 02344 UI U R2330 02322 02264 1 I l o N 82257 Q2256 n o 02250 N N 82247 02246 a 0 02240 82237 82227 N N N 02236 02230 22N6 m GP2G L P261 1 v V 2 N N N GQ L1G p22 7 u ti 6u OGQ 1 021...

Page 53: ...5 1 Prescaler Troubleshooting Transistor failures can often be determined by voltage measurements When the unit is operating measure the voltage from the collector of the rf transistor to ground The c...

Page 54: ...ow Counter Meesuro 23 Identify Output Low tO7TL Present maul BerrierSlot 22 Assignments listed for pins 1A 13A and 1B 13B ere available in all power modules however only those pins marked with an aste...

Page 55: ...xial cable shield connection To select input signals clock cycles via contact 16A depress the front panel SOURCE switch to the INT position The input signals are ac coupled Contact 16A is terminated i...

Page 56: ...ing leaf contacts mounted on adjacent circuit boards The con tacts are actuated by lobes on the cams These switches can be disassembled for inspection cleaning repair or replacement as follows 1 Pull...

Page 57: ...e to the 14 and 16 pin in line IC s is with an integrated circuit test clip This device also doubles as an extraction tool 2 Instrument Serial Number For example 8010251 Diodes Do not use an ohmmeter...

Page 58: ...ng 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 ofthe ICdisengagefromthesocket before the other end 3 Discharge t...

Page 59: ...TY TO STATIC DISCHARGE DAMAGE A pin replacement kit including necessary tools instructions and replacement pins is available from Semiconductor Classes Tektronix Inc MOS or CMOS microcircuits or discr...

Page 60: ...ch 7 16 inch 11 16 inch I General 11 Vacuum Desoldering Antistatic General Tool General soldering and unsoldering Phillips 1 tip Assembly and Disassembly I Xcelite Model X108 Phillips 2 tip I Assembly...

Page 61: ...tor or other suitable device to provide an accurate readout of a selected frequency During the DC 508A frequency measurement The operation of the DC 508A Option 7 in a system interval a dot on the swe...

Page 62: ...rface pin 14B or 16B is not disregarded low the logic of the circuit just described is reversed and the RESOLUTION switch controls the divider ratio of U1280 In this case inverter U4240F ensures that...

Page 63: ...the assembly in which the part is located CROSS INDEX MFR CODE NUMBER TO MANUFACTURER The Mfr Code Number to Manufacturer index for the Electrical Parts List is located immediately after this page Th...

Page 64: ...4 NATIONAL SEMICONDUCTOR CORP 2900 SEMICONDUCTOR DR SANTA CLARA CA 95051 31918 IEE SCHADOW INC 8081 WALLACE ROAD EDEN PRAIRIE MN 55343 32159 WEST CAP ARIZONA 2201 E ELVIRA ROAD TUCSON AZ 85706 32997 B...

Page 65: ...9AAB25U104M AIC1310 281 0081 00 CAP VAR AIR DI 1 8 13PF 375VDC 74970 189 7506 005 AIC1354 281 0772 00 CAP FXD CER DI 0 0047UF 10 100V 04222 GC701C472K A1C1356 281 0772 00 CAP FXD CER DI 0 0047UF lOX l...

Page 66: ...V 60MA 14433 G1409 A1CR1362 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R A1CR1390 152 0141 02 SEMICOND DEVICE SILICON 30V 150MA 01295 1N4152R A1CR1420 152 0141 02 SEMICOND DEVICE SILICO...

Page 67: ...0J A1R1122 315 0750 00 RES FXD CMPSN 75 OHM S 0 25W 01121 CB7505 A1R1123 315 0750 00 RES FXD CMPSN 75 OHM S 0 25W 01121 CB7505 A1R1124 315 0750 00 RES FXD CMPSN 75 OHM 5X 0 25W 01121 CB7505 A1R1125 31...

Page 68: ...715 A1R1392 315 0102 00 RES FXD CMPSN IK OHM 5X 0 25W 01121 CB1U25 AIR1393 315 0202 00 RES FXD CMPSN 2K OHM S 0 25W 01121 CB2025 A1R1410 301 0560 00 RES FXD CMPSN 56 OHM S 0 50W 01121 EB5605 A1R1412 3...

Page 69: ...W 91637 MFF1816G13001F A1R1626 321 0222 00 RES FXD FILM 2K OHM 1 0 125W 91637 MFF1816G20000F A1R1630 315 0202 00 RES FXD CMPSN 2K OHM S 0 25W 01121 CB2025 A1R1632 315 0123 00 RES FXD CMPSN I2K OHM S 0...

Page 70: ...21 00 RES FXD CMPSN 220 OHM S 0 25W 01121 CB2215 A1R1783 315 0561 00 RES FXD CMPSN 560 OHM S 0 25W 01121 CB5615 A1R1784 315 0391 00 RES FXD CMPSN 390 OHM S 0 25W 01121 CB3915 A1R1790 315 0510 00 RES F...

Page 71: ...NPUT NOR GATE 80009 156 0205 00 A1VR1230 152 0279 00 SEMICOND DEVICE ZENER 0 4W 5 1V 5 04713 SZG35010RL A1VR1310 152 0168 00 SEMICOND DEVICE ZENER 0 4W 12V 5 04713 SZG35009K4 A1W1180 131 0566 00 BUS C...

Page 72: ...IK OHM S 0 25W 01121 CB1025 _____ _____ OPTION 07 A2R4150 315 0512 00 RES FXD CMPSN 5 1K OHM S 0 25W 01121 CB5125 OPTION 07 A2R4210 315 0271 00 RES FXD CMPSN 270 OHM S 0 25W 01121 CB2715 A2R4212 315...

Page 73: ...DI 1000PF lOX 50V 72982 AOlAL0A2LW5R102K A4C2213 283 0252 00 CAP FXD CER DI 1000PF lOX 50V 72982 AOlAL0A2LW5R102K A4C2214 283 0252 00 CAP FXD CER DI 1000PF lOX 50V 72982 AOlAL0A2LW5R102K A4C2215 283 0...

Page 74: ...0636 00 TRANSISTOR SILICON NPN 80009 151 0636 00 A4Q2236 151 0636 00 TRANSISTOR SILICON NPN 80009 151 0636 00 A4Q2246 151 0636 00 TRANSISTOR SILICON NPN 80009 151 0636 00 A4Q2256 151 0636 00 TRANSIST...

Page 75: ...04 502 A4R2423 315 0513 00 RES FXD CMPSN SIK OHM S 0 25W 01121 CB5135 A4R2424 315 0182 00 RES FXD CMPSN I BK OHM 5X 0 25W 01121 CB1825 A4R2425 315 0393 00 RES FXD CMPSN 39K OHM S 0 25W 01121 CB3935 A4...

Page 76: ...L 209A F5020 159 0148 00 FUSE WIRE LEAD 0 062A 125V 5SEC 75915 275 062 J5001 131 0955 00 CONN RCPT ELEC BNC FEMALE 13511 31 279 J5021 103 0194 00 ADAPTER CONN BNC TO SMB W OUT FUSE 24931 29JJ120 1 R14...

Page 77: ...omponent location illustration diagram are listed in the lookup table When more than and in the lookup table for the schematic diagram and one schematic diagram is used toillustratethecircuitryon corr...

Page 78: ...i _ I sseL sstln c z4Eln sl c rseL N SZl OSEI 9SSlA11F 3 E491 rSLLn ESUn zszle z4rl s s sLn zselu zst f s T In J L4ZL 04rL SSln O OS9lU J OSLIn J r LO Zln ro e rSl ZlO ytrZln FJ Fr3 fir C 3 E9 Cf rrl...

Page 79: ...W Q J Q W W d Z Q J Z W W D WZ C10 C a J H C7J W H WIO 2OC7 a C N aNm C y V C J m A a m a W a D _a y W CI W W 2 N R y W D H J O D O m r x WqV W CiC 9 a r d e anC Z V dV0 A W Z Ooc o y V D O W O Y Z T...

Page 80: ...hbutton in RESOLN MULT Pushbutton out RESET Pushbutton out ATTEN Pushbutton out SOURCE Pushbutton out RESOLUTION TOTALIZE 1 Hz HOLD Fully counterclockwise The voltages shown were taken with no input s...

Page 81: ...i i Fuse holding bnc P1210 J5021 F502_0 J1210 SOfl DC 508A R2210 R2212 CR2218 R2214 CR2214 CR2218 3 5dB AGC Atten ATTEN Hot Carrier Clamps...

Page 82: ...2350 4 C2358 U2345 I J2440 2 C2362 Amplifier 4 cells L2382 75 MHz R2388 HP Filter AGC R2488 I CR2462 I CR2480 Peak U2330 Blanking Detector C5038 T Threshold Adjust R2422 I y Step 3 15 5 2 n D O M 2792...

Page 83: ...aa3 id _ _ T I J _ _ a 43120 U4322 N I co U4330 U4340 _ 3638 12 a A2 Resolution Multiplier circuit board r Static Sensitive Devices See Maintenance Section COMPONENT NUMBER EXAMPLE Component Number A2...

Page 84: ...R1882 F6 J5 U1570D L8 H4 J1770 BS H5 R1683 F6 J5 U1670 H8 J5 J1790 C8 K5 R1684 F6 K5 U1870A H6 J5 R1690 E6 K5 U1670B F6 J5 L1588 E8 J4 R1692 F6 KS U1670C J6 J5 L1590 H7 K3 R1775 H5 JS R1776 H6 J5 017...

Page 85: ...N N N N N N N G1 1Py 2 O N C Q Q N N P1 LG4bP2211 66 c G 9 U uGGQ 1 ti C2151 C2141 C2131 C2121 9 C2157 C2147 C2137 C2127 N 9 R2154 R2144 v _ R2134 R2126 N N p2155 U p2145 V 2135 V I M p2123 U r n J21...

Page 86: ...220C 100 R 510K 5 84140 84134 7426 3 PCBIN 13 4 IOOM uap07OB L6K 33 84122 7773 20 SIS90B 51590A ISV SHOWN SOURCE ATTEN SHOWN GI585 RI7gq U 67OB P051TEON i INT iXlO POSITION 2P 390 MC10216 f E XT JW X...

Page 87: ...I 308 1 6K 07 84332 1 2 3 I 12 J4210 P4210 200 084330 g2p t5V U4 322A 1 6 I 81780 I4VR1776 220 LbK 100 I 01673 81584 68 180 81578 270 3 J1570 51570A ELECTRONIC t S WITCH EGL Chassis mounted component...

Page 88: ...x see end of Replaceable Electrical Parts List 5 I _________J 05030 I L2210 CR2162 001 I 2 SUH 1 15V w v 1 v 15V L2426 z suH sv sv 05032 T I L2452 z eel I z suH sv L2344 2 5UH sV R2152 1eK R215e 10K u...

Page 89: ...36 R2464 LM358 R2 S 1K R2240 47 C2143 eel C2141 01 C2147 eel R2144 R2244 1K 51 7V COMPONENT IS PART OF ETCHED CIRCUIT BOARD UHF AMPLIFIER C2250 eel im w I l l 1 eRav46 R2442 DIVIDER 270 SV R2446 2 1K...

Page 90: ...2354 F8 82 82234 F2 D3 C2380 E7 A2 82237 F3 D3 C2382 E7 E2 82240 J2 C3 C2430C7 B2 82244 K2 C3 C2455 F6 A1 82247 K3 C3 C2460 F7 A1 82250 C7 B3 C2464 C8 84 82252 J7 B2 82256 D6 B3 CR2162 B6 A4 82257 D7...

Page 91: ...ASE CLR FROM U1533 6 DIAG 4 CR1210 FROM 101 CI230_L lCll32 IC1112 MODULE I13B 1 77 C01512 39oyF 330 F O I _ 7I7 51380 SHOWN IN CCW POSITION 6 2 4 3 I I I j 1 L ___ _ _____ _____ I 1 i i DEGAD E DIVIDE...

Page 92: ...TE ECL MC10102 TO U1660A 7 12 15 MC10102 DIAG MK5009 io 01292 II 14 _ Q166O 0 1 U1270B 13 9 i 7474 SV 5V UI74OS 10 GATE TTL 16 10 MC10131 RI393 R1770 RI763 TO U1533D I S Q RI75B RI755 U1740A 12 15 2K...

Page 93: ...L2 C1424 H8 C3 81413 H8 B3 C1426 J7 C3 81420 J7 B2 C1510 B7 A4 81421 J8 C3 C1512 B7 A4 81424 H7 C3 81428 H8 C3 CR1210 B7 A2 81429 H8 C3 CR1290 B3 L2 81572 H4 H4 CR1390 L3 K2 81660 M4 GS CR1420 J7 C3 8...

Page 94: ...3C W1222 Wi223 4 7 3 _ _ 6 4 3 7402 9602 7D 7E 1 S I 2 I 12 l W1638 U1532B 112 7402 13 Q 9 4 SWEEP OPTION 7 ISB 7A GATE TO POWER MODULE TO t K IG W GR1550 J1370 5 GAT E LIGHT GATE LIGHT DIAG DISPLAY t...

Page 95: ...81460 D6 G3 CR1550 E5 E4 81462 K5 G3 CR1640 C6 E4 81464 CS H3 81543 A6 E4 J1370 B8 H2 81544 B6 E4 J1372 A7 H2 81548 H3 F4 J1372 B8 H2 81549 E2 F4 81550 F2 F4 01152 E7 G1 81552 F2 F4 01154 E8 G1 81553...

Page 96: ...OOHz I I CCW IKHz 51380 SHOWN IN CCW POSN IOHz 1Hz ITS II II O IHz TYPE SV 6ND I I 7427 14 7 KCI130 7417 14 7 7474 14 7 5 al COMPONENT NUMBER EXAMPLE Component Number A23 A 2 R r Assembly J I I Schema...

Page 97: ...SD DI02 D3 D4 D5 D6 I _ i KHs 5J3220 IIz1 141516171 J3210 4Y 5YJ P3220 CY2Y3Y4YSYbY7Y P3210 FROM 81464 i i RESET FROM SISSO C 2 3 4 5 6 T 7 PI220 112I3I4I51b171 J1220 5 Rtj I RI142 RB7 A B C p IRBO 4...

Page 98: ...R1257 L2 F2 Q1172 D8 H1 R1258 BS G2 Q1240 H2 E1 R1470 F5 H3 Q1242 J2 F1 R1472 F5 H3 Q1243 J2 F1 Q1250 K2 F1 S1380 A8 J3 S1570B D2 J3 R1122 H6 C1 R1123 H6 C1 01130 H6 D1 R1124 H6 C1 U1230A E7 D2 R1125...

Page 99: ...04 D DIAG O 84250 U43a0C P4150 P4150 5 IK UazaOD 7 101 J4150 KNZ KHZ LIGHT 3 7404 9 LIGHT 7N SELECT 7I 10 4150 9 8 8 az o U4340f3 J425 rlr P4zso 6 740 1 5 3 3 7E 4 I I COUNT O 78 OPT7 GATE 7 5 P 4250...

Page 100: ...3 81523 I _ per 81624 741 LIB POWER SUPPLIES 81622 10 5 K Q1520I QI522 I 81724 81732 LOCATED ON POWER MODULE 15V 13 OK C 1720 I IOi F I oA Y C R 1720 81623 IK t5V U1520 CI526 741 I T TP1620 15V 15V PO...

Page 101: ...7 C5 CR1720 J8 C5 81729 K6 D5 CR1722 L6 CS 81730 K6 D5 81732 J6 DS J1730 L3 D5 J1730 L6 D5 S1320 E2 B2 L1713 C3 B5 TP1110 L2 B2 TP1510 L3 B4 01520 F6 C4 TP1620 K7 C4 01522 F6 C4 TP1710 F7 A5 01620 K6...

Page 102: ...erenced 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 Name may sometimes appear as i...

Page 103: ...CO INC P 0 BOX 2244 40 BRISTOL ST WATERBURY CT 06720 71279 CAMBRIDGE THERMIONIC CORP 445 CONCORD AVE CAMBRIDGE MA 02138 71785 TRW CINCH CONNECTORS 1501 MORSE AVENUE ELK GROVE VILLAGE IL 60007 73743 FI...

Page 104: ...E A3 REPL ATTACHING PARTS 21 210 0407 00 2 NUT PLAIN HEX 6 32 X 0 25 INCH BRS 73743 3038 0228 402 CKT BOARD ASSY INCLUDES 22 131 0608 00 15 TERMINAL PIN 0 365 L X 0 025 PH BRZ GOLD 22526 47357 23 136...

Page 105: ...ACHINE 4 40 X 0 375 PNH STL CD PL 83385 OBD 61 361 0225 00 1 SPACER SLEEVE 80009 361 0225 00 62 211 0097 00 1 SCREW MACHINE 4 40 X 0 312 INCH PNH STI 83385 OBD 63 129 0517 00 1 POST ELEC MECH 0 25 L X...

Page 106: ...878 18 1 SHAFT CAM SW OUTER CNCTRC W DRVR TIME CM 80009 384 0878 18 102 105 0762 00 1 ACTUATOR CAM SW DISPLAY 80009 105 0762 00 103 210 0406 00 2 NUT PLAIN HEX 4 40 X 0 188 INCH BRS 73743 2X12161 402...

Page 107: ...75 0831 00 FT WIRE ELECTRICAL B WIRE RIBBON 08261 SS 0826 710610C 133 214 1061 00 1 SPRING GROUND FLAT 80009 214 1061 00 134 426 0725 19 1 FR SECT PLUG IN TOP 80009 426 0725 19 135 426 0724 04 1 FR SE...

Page 108: ...4 _ _ _ _ _ _ J m m m I P Y o n m i m m q w m m mm m m m e i m m m m mm m ti 111 m m I _ I O 00 m O Q _ m O _ _ _ _ 4 P _ O mm...

Page 109: ...DC 508A m i m x v r O v m v...

Page 110: ...Fig Index Tektronix Serial Model No Mfr No Part No Eff Dscont qty 1 2 3 4 5 Name Description Code Mfr Part Number ACCESSORIES 070 3638 00 I MANUAL TECH 80009 070 3638 00...

Page 111: ...ince 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 corr...

Page 112: ...going trigger output sig nal at least 1 V High Amplitude out put 60 V PG 506 Does not have chopped feature SG 503 Amplitude range 5mVto5 5Vp p SG 503 Frequency range 250 kHz to 250 MHz SG 504 Frequenc...

Page 113: ...ate 10 1 80 Chance Reference C1 1080 Product DC 508A 1 3 GHz COUNTER Manual Part No 070 3638 00 Diagram 2 coordinate A2 CHANGE T0 PRESCALE INPUT 100 1300MHz 50SZ 2VRMS MAX MANUAL CHANGE INFORMATION DE...

Page 114: ...DTOEXCELLENCE Date 6 10 81 Change Reference C2 681 Product DC 508A 1 3 GHz COUNTER _ __ ____ M Dual Part No _ 070 3 638 00 CHANGE T0 DESCRIPTION REPLACEABLE ELECTRICAL PARTS CHANGES A4U2345 156 0377 0...

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Summary of Contents for DC 508A

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Tektronix DC 508A, Instruction Manual

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Summary of Contents for DC 508A

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