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7A42: Difference between revisions
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Tek 7a42 fr11.jpg | amplifier board front - attenuators, amplifiers, channel switches | Tek 7a42 fr11.jpg | amplifier board front - attenuators, amplifiers, channel switches | ||
Tek 7a42 fr12.jpg | amplifier board rear - channel switches, two 15 ns delay lines | Tek 7a42 fr12.jpg | amplifier board rear - channel switches, two 15 ns delay lines | ||
7A42 attenuator 1.jpg | attenuator, cover removed | |||
7A42 attenuator 2.jpg | attenuator, top | |||
7A42 attenuator 3.jpg | attenuator, one relay actuator removed | |||
7A42 attenuator 4.jpg | attenuator, all relay actuators removed | |||
7A42 attenuator 5.jpg | attenuator, all relay actuators removed | |||
Tek 7a42 fr10.jpg | microprocessor board | Tek 7a42 fr10.jpg | microprocessor board | ||
Tek 7a42 fr8.jpg | memory backup battery on microprocessor board replaced with LiIon | Tek 7a42 fr8.jpg | memory backup battery on microprocessor board replaced with LiIon | ||