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7A42: Difference between revisions
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'''Internal''' | '''Internal''' | ||
<gallery> | <gallery> | ||
7A42 amplifier board.jpg | amplifier board (one attenuator cover removed) | 7A42 amplifier board.jpg | amplifier board (one attenuator cover removed) | ||
Tek 7a42 fr11.jpg | Tek 7a42 fr11.jpg | amplifier board front - attenuators, amplifiers, channel switches | ||
Tek 7a42 fr12.jpg | Tek 7a42 fr12.jpg | amplifier board rear - channel switches, two 15 ns delay lines | ||
7A42 attenuator 1.jpg | 7A42 attenuator 1.jpg | attenuator, cover removed | ||
7A42 attenuator 2.jpg | 7A42 attenuator cover.jpg | attenuator cover | ||
7A42 attenuator 3.jpg | 7A42 attenuator 2.jpg | attenuator, top | ||
7A42 attenuator 4.jpg | 7A42 attenuator 3.jpg | attenuator, one relay actuator removed | ||
7A42 attenuator 5.jpg | 7A42 attenuator 4.jpg | attenuator, all relay actuators removed | ||
Tek 7a42 fr10.jpg | 7A42 attenuator 5.jpg | attenuator, all relay actuators removed | ||
Tek 7a42 fr8.jpg | Tek 7a42 fr10.jpg | microprocessor board | ||
Tek 7a42 fr9.jpg | Tek 7a42 fr8.jpg | memory backup battery on microprocessor board replaced with LiIon | ||
Tek 7a42 fr9.jpg | internal switch mode PSU for digital logic supplies | |||
Tek 7a42 13.jpg | Tek 7a42 13.jpg | ||
Tek 7a42 14.jpg | Tek 7a42 14.jpg | ||