In Reply to: RE: Are you using feedback? posted by Triode_Kingdom on April 6, 2015 at 05:52:57:
I am not sure?
My old dumpster-found 1960's Tektronik O-scope, gave up the ghost a few years back.
I actually found the schematic (originally using 6V6 and 12AT7 tubes with a UX-80 tube rectifier) on THIS FORUM, dated March 2001.
As far as any commercial designs, I have NO idea??
Steve
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Follow Ups
- RE: Are you using feedback? - krankkall 06:26:06 04/06/15 (0)