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Summary of Contents for 7a15a

Page 1: ...I I I I I I I I I I I I I I I I INSTRUCTION MANUAL Seriol Number _ _ 7A15A AN AMPLIFIER Tektronix Inc P O 80K 500 Beoverlon Oregon 97005 Phone 6 14 0 161 Cobles Tektronix 070 1210 00 871...

Page 2: ...done as follows 1 Typed text pages are typically scanned in black and white at 300 dpi 2 Photo pages are typically scanned in gray scale mode at 600 dpi 3 Schematic diagram pages are typically scanne...

Page 3: ...ce representitii e in your This pr rt l1 you the fatest pos ible service PJMee include the Number iKI Serial or Specifications arprice change pri i es reserved Copyright 1971 by Tektronix Inc Beaverto...

Page 4: ...d Circuit Description MAINTENANCE Preventive Maintenance Troubleshooting Corrective Maintenance REV B OCT 1974 Page 1 1 1 1 1 2 1 2 2 1 2 1 2 2 2 2 2 3 3 1 3 1 3 1 4 1 4 1 4 3 SECTION 5 CALIBRATION In...

Page 5: ...iT _ _ I 1fIVt _ e Fig 1 1 7A1 5A nd 7A15A N A mplif 7A15A AN ArtekMedia Digitally signed by ArtekMedia DN cn ArtekMedia o ArtekMedia com ou email manuals ArtekMedia com c US Date 2008 11 16 17 36 11...

Page 6: ...warmup unless otherwise noted Characteristic Deflection Factor Calibrated Range Deflection Factor Accuracy Uncalibrated VAR IABLE X10 GAIN Frequency Response Upper Bandwidth Frequency at 3 dB X1 Syste...

Page 7: ...ecifications for the associated oscilloscope I 1 2 250 V DC Peak AC AC component 500 V P P maximum 1 kHz or less 500 V DC Peak AC AC component 500 V P P maximum 1 kHz or less Within 1 between all defl...

Page 8: ...V Div 11 steps in a 1 2 i sequence Provides continuously variable un calibrated settings between calibrated steps Extends the deflec t ion factor range to 25 volts division or more GAIN Adjustment Scr...

Page 9: ...readout displayed on the CRT to the actual deflection factor at the tip of the probe This probe is recommended for use with the 7A15A and an oscilloscope equipped with readout The Tektronix P6054 prob...

Page 10: ...and lkV If a 100X probe is to be used with the 7A154 at these sensitivities in a CRT readout mainframe it migh be preferable to defeat the probe coding and multiply the plug in VOLTS DIV by a factor o...

Page 11: ...Step 3 Set the coupling switch to DC and apply the reference voltage to the Input connector Then position the trace to the reference line and disconnect the reference voltage 4 Set the Coupling switc...

Page 12: ...be measured accurately at any setting of the VOLTS DIV switch the amplitude of the reference signal must be known If it is REV B OCT 1974 Operating Instructions 7A15A 7A15AN not known it can be measur...

Page 13: ...I NOTES e I I I I I I I el I I I I I I I e I...

Page 14: ...VAR lAB LE knob is not fully clockwise When the IDENTIFY button is pressed the trace is deflected about 0 3 division and the deflection factor readout is replaced by the word IDENTIFY 7A15Aonly DETAI...

Page 15: ...Y switch set to UP 0230 and 0330 am forward biased while 0235 and 0335 are reverse biased The signal is therefore allowed to pass un inverted through 0230 0330 By setting the POLARITY switch to INVERT...

Page 16: ...gh CR621 to the 15 V supply The resultant voltage sets the bias on 01320 and determ ines the collector current along with emitter resistor R622 When the 15 volt time slot pulse is applied to Inter fac...

Page 17: ...I NOTES I I I I I I I 1 I I I I I I I I...

Page 18: ...mild detergent and water I solution I REV B OCT 1974 Lubrication Use a cleaning type lubricant on shaft bushings inter connecting plug contacts and switch contacts Lubricate switch detents with a hea...

Page 19: ...the 7A15A 7A15AN check that the equipment used with this instrument is operating correctly If possible substitute an amplifier unit known to be operating correctly into the indicator unit and see if...

Page 20: ...components replaced Recalilbration of the affected circuit may be necessary CORRECTIVE MAINTENANCE I General Corrective maintenance consists of component replace I ment and instrument repair Special t...

Page 21: ...y 2 Apply only enough solder to form a solid connection Excess solder may impair the function of the part 4 4 3 If a wire extends beyond the solder joint clip off the excess 4 Clean the flux from the...

Page 22: ...RIABLE control shaft using a O 050 inch hex key wrench Pull the VARIABLE knob and glass shaft from the front of the instrument 4 0 isconnect the resistor capacitor combinations connected to the cerami...

Page 23: ...of each step in the Calibration Procedure insures that this instru ment meets the electrical specifications given in Section 1 I Where possible instrument performance is checked before an adjustment...

Page 24: ...for optimum square wave response 5 2 I b CHECK Attenuator compensation square corner within 0 15 division at switch settings for flat top and I all VOLTS DIV I c CHECK High frequency compensation for...

Page 25: ...the Standard Amplitude Calibrator for a 50 millivolt square wave output I c CHECK CRT display for a vertical deflection of five divisions t o 1 division d ADJUST Front panel GAIN control for exactly f...

Page 26: ...a Set VOLTS DIV switch to 5 mV and AC GND DC switch to DC 5 4 b Connect the square wave generator high amplitude 12 nanosecond output to the Input connector with a five nanosecond GR cable lOX GR att...

Page 27: ...nds division NOTE In the fol owing steps change the time base unit mag nifier from Xl to Xl0 and compare the response at both sweep rates IREV B OCT 1974 Calibration 7A15A17A15AN m CHECK CRT display f...

Page 28: ...i IIister head steel height or high hexagonal hex head brass hex head steel hex socket brass hex socket steel inside diameter incandescent int Ig met mtg hdw OD OHB OHS P O PHB PHS plstc PMC poly prec...

Page 29: ...your order Part number instrument type or number serial or model number and modification number if applicable If a part you have ordered has been replaced with a new or improved part your local Tektr...

Page 30: ...esentative will contact you concerning any change in part number Change information if any is located at the rear of this manual SPECIAL NOTES AND SYMBOLS XOOO Part first adcled at this serial number...

Page 31: ...NC 644 W 12TH ST BECKMAN INSTRUMENTS INC HELIPOT DIV 2500 HARBOR BLVD rOHNSON E F CO 299 10TH AVE S W TRW ELECTRONIC COMPONENTS IRC FIXED RESISTORS PHILADELPHIA DIVISION 401 N BROAD ST BENDIX CORP THE...

Page 32: ...00 BOI0I00 B019999 ATTENUATOR FXD 100X 80009 307 1014 00 C1l81 c1l9 1 307 1014 01 B020000 ATTENUATOR FXD I00X 80009 307 1014 01 I C1l8j c1l9 2 307 1014 00 BOI0I00 B029999 ATTENUATOR FXD I00X 80009 307...

Page 33: ...SEMICOND bEVICE SILICON 3SV 100MA SEMICOND PEVICE SILICON 40PIV lS0MA SEMICOND DEVICE SILICON 40PIV lS0MA B010100 B049999 CONNECTOR RCPT BNC W HARDWARE BOS 0000 CONNECTOR RCPT BNC W HARDWARE CONNECTOR...

Page 34: ...RES FXD FILM 21 OHM 1 0 125W RES FXD CMPSN 470 OHM 5 0 2SW RES FXD CMPSN 820 OHM 5 0 25W RES FXD CMPSN 240 OHM 5 0 25W RES FXD CMPSN 820 OHM 5 0 25W RES FXD FILM 182 OHM 1 0 125W RES FXD FILM 383 OHM...

Page 35: ...5K OHM 5 0 25W 01121 CB1525 I R621 1 321 0223 00 RES FXD FILM 2 05K OHM 1 0 125W 91637 MFF1816G20500F R622 1 321 0296 00 BOI0100 B029999 RES FXD FILM l1 8K OHM 1 0 125W 91637 MFF1816G11801F R622 1 321...

Page 36: ...ial Model No Eft Dscont BOI0I00 B031509 105 0485 00 B031510 Name Description ACTR SSY CM S VOLTS DIV DRUM CAM SWI CH VOLTS DIV 17A15AN only see Mechanical Parts List for repl acement 2Furnished as a u...

Page 37: ...on m de to e t bo w th nte onnect ng p n The following prefix letters are used as reference designators to identify components or assemblies on the diagrams A Assembly separable or repairable circuit...

Page 38: ...IINPUTI I PIC CBe CODIW6 I C OUPLIUG S OCA J 7AI O_ _L _ Y_ _1 ___ ATTE JJUATORS VOLTS O V S ooe 7AI5A 7A 5AN PARA PHA S tE Q2 2 0 Q31g0 _ _11111 I I I Ia 6 lt J...

Page 39: ...35 Q 3 10 Q3 5 Ia 6 t l I IYA I A 8Lc I I I I IHAG I I I I 6 A ltV I IY O aA L I I I I XI A I JD X 10 A H P 1 ISIG tJA Q 2 40 Q2 45 Q2 50 A MP Q 2 O A Q3 0 Q 4 5 Q350 tIIIII 1II4 Q3 Q _ _ p B I F COMP...

Page 40: ...A I I g o z...

Page 41: ...U I I I I I I I CRc 2r Q 2 P O 2 At r tl IIoIID I L _________ HOOU A ONLY l t I 3 J E ADOUr oO Il D 1 I I D 1I o t T O I 1 O Ti Il I Q O _ r 1 i I J 1 C OI U I I I I I I 1 f TO I 7AISA 7AISAN 1 _ _ AT...

Page 42: ...c loe l 0 5011 I a I C lNo S I 01 l ol 10 l o 30 TRIGGER SIGNAL 12 fROM G2 l0 II 0 SIGNAL FROM Q1 O 7 3 Z I ROM IUAI QvT THI P 5 0 1 1511 B 3 lOW C 1 I1I 1t T n 3 3 DE MA L T 5 I __ 4 33 c L u CAL TS...

Page 43: ...7A15A AN r PA Fig 7 2 Amplifi elreuit board od eompontnt IOl tlion AMPt If1 1I 670 1 OO t e...

Page 44: ...l Tektronix 7D13 Digital Multimeter test digital multimeter Range 0 500 V oscilloscope must have readout system or Fairchild Model 7050 or equivalent Extender Required for extending the 7A15AN Tektron...

Page 45: ...t6 Q 20 0 76 R2 2 0 R Z Z 1t1 2 1l31 910 0 76 Q 320 1 3l 3 8 Q 330 r lf J 10 1 1 a 10 Q3J5 1 1 01 R 1 8 I 0 2 51 0 00 R1 5 0 MATCIoI O P t liIU Q2 2 0 Q5 2 0 Q2 40 QS40 Q2A i QS45 HaTC n D CilUA D QU...

Page 46: ...O eo 10 0 I _ _ 1 t2 1 0 75 QZSO i S IU_ 0 v K f I l K I5V l l 2 13 O 7 ISV Qc 70 50 8 0 1 TRIG j 9 I 1t2 1 I Q260 I 1511 0 02 M I I f t ttl I I R U O I 01e ri c 2 t I 0 0 I 1 S01 10 _ _ AMPUFIE R Ae...

Page 47: ...parts must be purchased separately unless otherwise specified ITEM NAME In the Parts List an Item Name is separated from the description by a colon Because of space limitations an Item Name may somet...

Page 48: ...rRONIX INC CEN rRAL SCREW CO N L INDUSTRIES INC SOUTHERN SCREW DIV INDUSTRIAL RETAINING RING CO Address POBOX 3E 08 7100 LAMPSON AVE 9301 ALLEN DRIVE 145 WOOI MJIRO AVJ NUE 10 ESNA PJIRK DRIVE YOUK EX...

Page 49: ..._ _ 1 1 1 CONNEC OR RCPT SNC FEMALE 1 2 2 2 1 A TTACHING PARTS NU 1 PI IN KNURL 0 50 28 X 0 235 INCH BRS ___ il _ __ SWITCH SLIDE DPDT 0 5A 125vAC ATTACHING PARTS SCHEW CHINE 2 56 X 0 25 82 DEG FLH S...

Page 50: ...TS 4 SCR TPG iL HD FOR 6 l2 X 0 50 INCH PNH STL 1 SPACER St EEVE 0 18 ID X 0 25 00 X 0 10 L 1 FR SECT PLUG IN TOP 1 TERMINAL LUG 0 125 10 X 1 125 INCH LONG ATTll CHING PARTS 1 SCREW MAI HINE 4 40 X 0...

Page 51: ...r GOLD COLORED PRING FLA r GREEN COI ORED PRING FLA r RED COLORED EARING CAM SW FRONT ONTACT ELEC GROUNDING f UT PLAIN I IEX 4 40 X 0 188 INCH BRS EARING CAM SW FRONrI T PLAIN HEX 4 40 X 0 188 INCH B...

Page 52: ...Black referen are not com ce numbers den mon to both instote parts which ruments 30 1...

Page 53: ...7A15A 7A15AN AMPLIFIERS m X tI r o C m C...

Page 54: ...O J z w u J uc c OU a c w oa z c N Fig Index No 2 Tektronix Part No 070 1210 00 7A15A 7A15AN AMPLIFI ERS STANDARD ACCESSORIES Serial Model No Eft Disc Q t Y 1 234 5 Description MANUAL instruction not...

Page 55: ...25 00 1 004 0241 00 2 004 0242 00 3 004 0243 00 4 004 0748 00 CARTON ASSEMBLY Part No 065 0125 00 Q Serial Model No t Eft Disc y 1 2 3 4 5 Description CARTON ASSEMBLY Carton assembly includes 2 CASE H...

Page 56: ...ections 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 manua...

Page 57: ...t 60 V Amplitude output 100 V 067 0502 01 PG 506 Does not have chopped feature 0502 01 Comparator output can be alter nately chopped to a reference voltage SG 503 replaces 190 190A 190B SG 503 Amplitu...

Page 58: ...done as follows 1 Typed text pages are typically scanned in black and white at 300 dpi 2 Photo pages are typically scanned in gray scale mode at 600 dpi 3 Schematic diagram pages are typically scanne...

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