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Modules fixed bias control

Your tube amplifier can easily complement circuits (purely analog), allowing for fully automatic bias control and get rid of the constant adjustment of end stage which is necessary due to aging tubes.

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modul AB-2
Automatic bias control module for two triode output stages or two pentode push-pull (PP) tube AB-2
Availability: In stock
Automatic bias control system AB-4
Module AB-4 for 4 tubes, PP & PPP amps, requires 6.3VAC & bias supply from the amps circuit, with ...
Availability: In stock

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