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Summary of Contents for HP 403A
- Page 1 403A AC VOLTMETER OPERATING AND SERVICE MANUAL H E W L E T T[ PA C K A R D...
- Page 2 HEWLETT PA C K A R D C E R T I F I C A T I O N certifies The Hewlett-Packard Company that this instrument found thoroughly tested and inspected and to meet its published from when shipped the factory.
- Page 6 Model 403A Section I <= 1-1. Model 403A AC Voltmeter F i g u r e 1-1. Table Specifications M a x i m u m Input: Range: . 001 to 300 volts (12 ranges) volt ranges: 600 volts peak.
- Page 9 AC TRANSISTOR VOLTMETER 403A MODEL HEWLETT ® P ACKARD 403A-C -1007 RANGE switch - Use 15 cps to 1 mc position if frequency is higher than 15 cps. This gives fastest meter Select range which gives a reading in the upper of the meter scale.
- Page 11 Model 403A Section II 3 - 1 9 . WAV E F O R M ERRORS. indication on the DB scale the level in dbm is ob‑ tained as follows: 3-20. In of measurement, o r d e r t o m a i n t a i n accuracy...
- Page 13 Model 403A Section IV 4 - 1 F i g u r e <= “T -p w e i Z e I g Y o o [ g NBT y Y E O F I P P O W T e u o T I D U N...
- Page 15 fi e r c i r c u i t o p e r a ‑ The Model 403A the 1CPS - 1MC function to provide the long t i m e c o n ‑...
- Page 17 C 4 ( 3 0 V 2 0 0 K C ) TEST ( B AT. C A L ) C2(O«03V IMC) 5-1. Model 403A To p View Printed Cover B o a r d F i g u r e w i t h Swung Out Range Switch Shield...
- Page 19 Figure 5-3. Accuracy Te s t b. Set Model 403A FUNCTION to 15 C P S - 1 M C . c. Set voltmeter calibrator output to r m s . Model 403A should indicate 300 V +3% (Table 5-2).
- Page 21 S c r e w, b i n d . head, x 1/4 i n . STD-A-0391 b. Set Model 403A FUNCTION to 15 C P S - 1 MC. Set RANGE to 1 V. frequency c. Set test oscillator to100 cps.
- Page 23 Remove the f o u r screws at the r e a r of the a source of trouble. cabinet. C a r e f u l l y slide the Model 403A f o r w a r d , 5-34. Weak batteries can cause e r r a t i c instrument of the cabinet.
- Page 25 Model 403A Section V 5-12 F i g u r e PNK-ORN ‐ 8 V T O R33 WAFER OF FUNCTION SWITCH WHT-GRN TO Ci8 RED‐ORN TO EMITTER OF Q6 PNK-ORN TO +4V ON PRINTED TO METER MI CIRCUIT BOARD PNK‐ORN...
- Page 27 Model 403A LD-L-392A 1120-0910 (Voltage dB scale) M e t e r Scale above 403A -2 F r o n t Panel 3050-0105 F l a t washer Supplied 2190-0003 lock Split washer meter w i t h 403A-6B Switch Cover...
- Page 31 205-11-10 1120-0910 (voltage scales dB scale) M e t e r above 1331 1120-0085 M e t e r (403A-DB: dB scale above voltage 1331 scales) 1850-0060 Transistor: 2N582 3748 1850-0003 1850-0026 Q 2 t h r u Q 4...
- Page 33 Model 403A Section VI o f . Table 6 - 1 6-1. Table Replaceable P a r t s (Cont'd) A2 (Cont'd) kQ +10% 0687-1541 f x d comp 150 EB1541 0687-4721 +10% f x d c o m p 4700...
- Page 35 Model 403A APPENDIX Code Code Code Code Manufacturer Manufacturer Address Manufacturer Manufacturer Address Address: Address 85474 R.M. Bracamonte Francisco, Calif. 93929 98220 Francis L. Mosley Pasadena, Calif. & G. V. Controls Livingston, N. J. 81349 Military Specification ‑ 85660 Inc.
- Page 37 403A Model Appendix B AUSTRALIA EUROPE, AFRICA, ASIA, AUSTRIA GERMANY IRELAND SWITZERLAND PORTUGAL HEWP AK AG Hewlett-Packard Vertriebs-GmbH Unilabor HmbH Hewlett-Packard Ltd. Telectra Wissenschaftliche Strasse 224 Bath Road Zuricherstrasse 20 Instrumente _Lietzenburger Rua Rodrigo Fonseca 103 8952 Schlieren Berlin Rummelhardtgasse...
- Page 39 ‐‐ CHANGES goof é | A a s “ 2 8 («MODEL 403A ALAR Aeogeas fe (SREUE l i a f B S b deers) S o fi e D o n e " VOLTMETER |bh “ i o b e Serial Prefixed:...
- Page 40 “Page 6-2:. Part ‘CRB, 4 to. NO. 1901-0535. ‘Change o s f t sogng: cil-d oasd = . c . f 1970 ~" “Supplement A - 9° = f o r 403A August’ tevovA OVC! - A G O A Inemolqque...