[sdiy] stupid solder

[epeasant at telusplanet.net]

> Are "bad" solder joints really just ohmic resistors? Or
> are they more
> complicated, like dc voltage sources, or even noise
> sources?

I have seen bad solder joints generate noise of various 
types, from low frequency random switching to something 
very similar to white noise. They can also act like small 
signal rectifiers or detectors. Nor sure about them 
generating dc voltage though.

Take care,
Doug
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The Electronic Peasant

www.electronicpeasant.com