Re: Manual biasing with volume or none?

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In Reply to: Manual biasing with volume or none? posted by robster on April 29, 2007 at 19:03:58:

If this is a class AB amp, when the volume is turned up into the class AB range (the first bit is class A), the AVERAGE current through the tube drops (it's spending part of the time in cutoff). Maybe your meter is averaging, and is simply reporting the truth under normal operation.

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Topic - Manual biasing with volume or none? - robster 19:03:58 04/29/07 (4)

Re: Manual biasing with volume or none? - lipmanl 12:06:07 04/30/07 (0)

Normal settings are.... - doodlebug 22:16:08 04/29/07 (0)

No input signal when biasing is a standard requirement. NT - Chuck Y 19:58:26 04/29/07 (1)

Re: No input signal when biasing is a standard requirement. NT - robster 20:19:29 04/29/07 (0)

Follow Ups

Re: Manual biasing with volume or none? - lipmanl 12:06:07 04/30/07 (0)

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