Special, bizzare relay
A special, bizzare relay... K1 in the service manual. Probably extra high impedance or some such.
HP3455A teardown - part 3 - The analog part and the miscellany
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- HP3455A teardown - part 3 - The analog part and the miscellany
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- HP3455A teardown - part 1 - calibration module and the backside
- HP3455A teardown - part 2 - The Logic! and the Display
- HP3455A teardown - part 3 - The analog part and the miscellany
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