On 1/1/21 7:03 PM, Jim Brown wrote:
On 1/1/2021 6:07 PM, Lux, Jim wrote:
You might get one of those $50 spectrum analyzers - seeing the RFI
spectrum may give you some clues - a loop antenna (untuned) will
have distinct nulls. It's more "field compatible" than going around
with your rig's panadapter.
While I don't know the hardware Jim is suggesting, a spectrum analyzer
that can provide both amplitude and waterfall is EXTREMELY useful in
diagnosing RF noise. See my website and also NK7Z's.
https://www.tinysa.org/wiki/ is a typical example..
There are also $50 VNAs
https://nanovna.com/
is but one.
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