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Philco 71B Code 125 speaker thumping
RodB
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City: Roseville, MN
#6

02-11-2026, 11:38 AM
Is it a putt-putt sound like an old motor boat or an intermittent buzz pulse like an electric fence? Try to see if you can control it with volume or antenna signal strength. We need to narrow it down to feedback or anything picked up on the antenna.
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RE: Philco 71B Code 125 speaker thumping - by RodB - 02-11-2026, 11:38 AM



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