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From: Martin Rid <martin_riddle@verison.net>
Newsgroups: sci.electronics.design
Subject: Re: signal leads that pick up less ambient noise?
Date: Wed, 19 Feb 2025 22:51:41 -0500 (EST)
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Christopher Howard <christopher@librehacker.com> Wrote in message:r
> Martin Brown <'''newspam'''@nonad.co.uk> writes:> What sort of noise and at what sorts of frequency?Looking at in on the scope, the noise is thick, like a solid bar ofspikes around the real signal. When I zoom in on it, it seems like ithas a beat of around 40 Khz.-- Christopher Howard

Take your probe and pass it around your computers, see which item
 is causing the interference.  It's best to find the source than
 to try to shield a circuit.
For giggles you can swipe the probe around you scope LCD display
 and see the back light inverter noise.

Cheers
-- 


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