[R-390] Local Gain Control

Barry n4buq at knology.net
Fri Sep 26 13:52:05 EDT 2008


> Here's the current problem, with a relatively strong station tuned in and
> the RF gain control at "10" the audio is about the right level with the
> local gain control all the way down. (Against the "0" stop)  The local gain
> control functions normally, when it is turned higher the audio level
> becomes uncomfortably high.  The RF gain control also functions normally, setting
> it to "5" results in the local gain control range being normal, or at least
> what I think is normal.  It's as if there's too much gain somewhere.  The
> IF gain pot was set as per the manual, although I haven't re-checked it.  The
> meters are functional but not original, so they aren't really reliable for
> trouble shooting.
> 
> Anyone seen this before or who can offer advice?
> 
> Mike VE7MMH 

Is the AGC jumper in place on the rear terminal strip?

Barry - N4BUQ



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