Power supply project
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> I've had two commercial "lab" linear power supplies, and they
> both seem to engage relays (audible clicks) at set voltage points
> along their range. The 50V supply that's working now clicks at
> about 15 and 30V...
What do you think they would be switching ?
See also: www.piclist.com/techref/power/actodc.htm?key=power
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