Re: Bitx40 very loud, high-pitched, low frequency noise


On 8/23/2019 19:39, Gordon Gibby wrote:
You may decide that you want to build a real low pass filter, with an inductor etc., similar to what people had to use in the past to get rid of alternator whine
...Or a new / different power supply.
It would be interesting to examine the supply output with an oscilloscope.



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