Posted by Rek_O_Kut [ 205.238.131.68 ] on July 21, 2005 at 13:02:00:
In Reply to: Fixed/cathode bias and AC posted by manualblock on July 19, 2005 at 10:44:43:
>The self-bias is self regulating and must operate in class A.
Self-bias can be used for nearly any class of operation, including classes A, B and AB. In those classes for which the tube conducts less than 360 degrees, the time constant at the cathode must be sufficiently long to prevent the DC bias voltage from changing.
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