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Old 23rd Oct 2020, 11:00 am   #2
ms660
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Join Date: Apr 2011
Location: Cornwall, UK.
Posts: 13,454
Default Re: Hallicrafters SX-43 FM drift.

2MHz drift seems a lot, a decade later a well known UK manufacturer of domestic valved FM receivers had one of their receivers tested for drift and the maximum drift for the first 30 minutes was 13kHz and after 30 minutes was almost flat line.

Lawrence.
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