7A12: Difference between revisions

118 bytes added ,  14 May 2016
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It was designed by Roy Hayes  
It was designed by Roy Hayes  
(who also designed the [[3A3]] before leaving for HP Loveland in Jan 1971).
(who also designed the [[3A3]] before leaving for HP Loveland in Jan 1971).
The Evaluation Engineer for the 7A12 was Peter Starič, co-author of the
book "Wideband Amplifiers" with Erik Margan.
The 7A12 has relays in the signal path for the input attenuators.   
The 7A12 has relays in the signal path for the input attenuators.   
The relays are controlled by logic in the 7A12, which is controlled by switches on the front panel of the 7A12.
The relays are controlled by logic in the 7A12, which is controlled by switches on the front panel of the 7A12.