In Reply to: this is a cool book posted by elblanco on October 22, 2016 at 09:16:16:
That is a cool book. I just found that this morning while looking for info on fixed vs cathode bias. As far as I could see though, it did not give parameters for using the 813 as an audio tube. Maybe in those days now one thought it was a reasonable use for the tube.
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Follow Ups
- RE: this is a cool book - vinnie2 09:46:34 10/22/16 (0)