Hello, DS!
You wrote on Mon, 8 Aug 2005 08:43:53 -0400:

D I have a 12 volt power supply that converts 110AC to 12V DC (actually
D 13.5.) I haven't used it for some time.
D I was using it to check some wiring and find it is now putting out 21
D VDC.
D ???
D ds

Wouldn't be that unusual without a load. But it does seem a bit high, Is the
reservoir smoothing cap OK? If it goes open you might get a high reading
with lots of ripple.


With best regards, 3T39. E-mail: