On Jan 12, 20:14, jpero_at_sympatico.ca wrote:
> Sounds like PSU is reacting to overloading or medium shorts
> downstream of that PSU outputs. Also can happen with dried
> up capacitors (too high ESR).
I don't think it's any of those. The regulators all make a similar noise
when I put them on a dummy load drawing 5A, on the bench. And I'm sure
it's not bad caps, as two of them are ones I repaired recently.
Maybe I'm just sensitive to that frequency range :-(
--
Pete Peter Turnbull
Network Manager
University of York
Received on Sat Jan 12 2002 - 19:58:34 GMT