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HP 8643A signal generator repair
Автор: fenugrec
Загружено: 2021-11-26
Просмотров: 10243
Описание:
Troubleshooting and repairing this HP 8643A signal generator.
Very similar units in the same family include the 8644A, 8644B, 8645A.
To a lesser extent also the 8664 and 8665 although those contain a lot more microwave hardware.
00:00 intro
01:40 first power-on
02:18 power section disassembly & tests
04:33 DCU & attenuator cards
07:00 replacement battery
08:31 second power-on & errors
13:03 block diagram
15:25 Std Modulator disassembly & repair
20:02 final tests
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