[R-390] R-390A Dead Band

[Barry]

Check the large rotary switches in the oscillator?  I would think that one dead band would not be a crystal, etc.

Barry - N4BUQ


> Hi Folks,
> Is there one weak component that can typically be held accountable for
> a dead band segment?  My 390A seems to be a fairly hot performer, except
> forthe 14 mHz band, which is dead.  Perhaps a crystal, or something else?
> Thanks for any hints.
> --Ed--