On Apr 21, 12:42*am, bpnjensen wrote:
Hi - if anyone has any experience with an R75, I would appreciate any
ideas you have. *The R75 has several filter settings, narrow-normal-
wide. *Until Monday night, they all worked perfectly. *Suddenly, on
the AM-wide setting, the signal is enormously attenuated - not
inaudible, but virtually all the gain is gone in that setting. *In all
other settings the radio works as it should.

Any ideas? *Is this a filter problem, a solder problem, other? *The
radio has not received any knocks or spikes I know of. *It does have
the Kiwa mods, which means the fault occurs in the 6 kHz filter that
replaces the original 15 kHz filter.

Thanks,
Bruce

If you put a jumper across the filter does the gain come back ?