In Reply to: AudioNote UK 4242E moly plate 211 - plates are pink (!!) posted by Rocket_Powered on June 2, 2025 at 08:05:17:
Turn down the bias pot and see what happens.
The 300B sets the bias.
Also, leaky coupling cap to 300b will raise bias.
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Follow Ups
- RE: AudioNote UK 4242E moly plate 211 - plates are pink (!!) - deafbykhorns 11:30:29 06/11/25 (7)
- RE: Does that amp use both the 845 or the 211 tubes - deafbykhorns 11:38:25 06/16/25 (3)
- RE: Does that amp use both the 845 or the 211 tubes - Rocket_Powered 08:26:28 06/17/25 (2)
- Do you have a schematic? nt - Tre' 17:00:59 06/22/25 (1)
- RE: Do you have a schematic? nt - Rocket_Powered 10:09:37 06/23/25 (0)
- RE: AudioNote UK 4242E moly plate 211 - plates are pink (!!) - Rocket_Powered 05:58:30 06/13/25 (2)
- RE: AudioNote UK 4242E moly plate 211 - plates are pink (!!) - Tre' 17:28:17 06/15/25 (1)
- RE: AudioNote UK 4242E moly plate 211 - plates are pink (!!) - Rocket_Powered 05:14:31 06/16/25 (0)