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       | 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 1.jpg     | attenuator, cover removed
7A42 attenuator 2.jpg   | attenuator, top
7A42 attenuator cover.jpg | attenuator cover
7A42 attenuator 3.jpg   | attenuator, one relay actuator removed
7A42 attenuator 2.jpg     | attenuator, top
7A42 attenuator 4.jpg   | attenuator, all relay actuators removed
7A42 attenuator 3.jpg     | attenuator, one relay actuator removed
7A42 attenuator 5.jpg   | attenuator, all relay actuators removed
7A42 attenuator 4.jpg     | attenuator, all relay actuators removed
Tek 7a42 fr10.jpg       | microprocessor board  
7A42 attenuator 5.jpg     | attenuator, all relay actuators removed
Tek 7a42 fr8.jpg         | memory backup battery on microprocessor board replaced with LiIon
Tek 7a42 fr10.jpg         | microprocessor board  
Tek 7a42 fr9.jpg         | internal switch mode PSU for digital logic supplies
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

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