Quote:
Originally Posted by Station X
If you retest R27 on the 200 ohm range this should confirm this. Both resistors are off value.
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R27 or at least the driver lower bias resistor is in fact the volume control, this could be faulty given strange bias.
The driver stage is coupled via this by a 2uF electrolyic from the first audio stage OC71, if this was leaky it could put to much dc on the base of the driver stage.
G