15 May
2012
15 May
'12
midnight
On Mon, 14 May 2012, John Robertson wrote:
One advantage to using a switching supply to replace
the old linears is that
failure in linears can put the supply B+ through the regulator transistor and
this may let the smoke out of ICs, whereas switching supplies simply shut
down when they fail. Shut down is much preferred to roasted electronics!
Ah, yes. This is why one can easily find replacement switching power
supplies for the Commodore 64 and friends. I've had a stock brick blow
out on me, but fortunately it didn't kill the computer. Others in my
cohort were not so lucky.
--
David Griffith
dgriffi at cs.csubak.edu
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