In Reply to: Mysterious connection in kathode circuit to OPT posted by Gwaltinger on June 21, 2024 at 12:36:03:
It's not uncommon to use the speaker winding(s) for cathode feedback. Tubelab is a fan, and has many posts on diyAudio.
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Follow Ups
- RE: Mysterious connection in kathode circuit to OPT - Paul Joppa 06:49:40 06/22/24 (2)
- RE: Mysterious connection in kathode circuit to OPT - Gwaltinger 07:50:03 06/22/24 (1)
- RE: Mysterious connection in kathode circuit to OPT - Paul Joppa 08:47:34 06/22/24 (0)