HP 8112A Operating, Programming And Servicing Manual page 338

50 mhz programmable pulse generator
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3
Change
Main Board
Microprocessor Board
Change 4
Main Board
B-4 Backdating
Minor mechanical improvements were made.
For instruments with serial numbers 2136G00190 and lower, make the
following changes to the appropriate parts-lists:
In Appendix A, Table A-3
Al 081 12-66501 MP200
In Appendix A, Table A-5
A3 081 16-66523 MPl
Several component changes were made to improve pulse response in
Linear and Fixed Transition Mode.
For instruments with serial numbers 2136G00219 and lower, make the
following changes to the appropriate parts-list:
In Appendix A , Table A-3
Al 081 1 2-66501 C532
modify:
Reference Description
HT-SINK
modify:
Reference
Description
CLAMP CABLE
RIVET 0. 125
modify:
Reference Description
CAP 1 pF
C534
CAP 27 pF
Q504
XSTR SI
R534
RES 16.9S1 1%
R537
RES 12.7S1 1%
R559
RES 30.rn 1%
HP Part #
1205-0018
HP Part #
1400-0304
0361-0140
HP Part #
200 v
0160-4380
0160-4393
2N4209 1853-0405
0698-4363
0698-4356
0757-0388

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