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In Reply to: Self biasing amps don't need matched tubes??? posted by Tweaker456 on February 18, 2014 at 13:06:43:
With PP amps it is sometimes nice to have both fixed (adjustable) bias and balance pots. In PP and SET amps paralleled tubes per channel can be problematic with either type of bias system, if one starts to go before the other in a single channel.
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Follow Ups
- Just the opposite - Frihed89 00:46:58 02/19/14 (0)