Re: Signal return and 'low reference' circuit testing
Interesting George. With my computer safe (2 lead) test light to a 9v battery with only the + lead, there is 8.03v at the tip. I'm guessing a 5v circuit might be around 4, a great, safe value as the impedance, tip to red lead, is just over 1.5MOhms. Nice. I fe... Login to read more.
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