[ale] Up for 1 year

Jim Popovitch jimpop at yahoo.com
Mon Sep 22 21:20:52 EDT 2003


On Mon, 2003-09-22 at 20:37, Transam wrote:

> You could have inserted a relay that switches fast (most relays switch
> faster than the 100-500 milliseconds that a PC power supply can tolerate
> the AC being interrupted.

It seems like it would be less trouble/risk-of-harm to hook up a second
powersupply, feeding from a UPS, and connect it's output (12/5vdc)
inline.  Then just unplug the old powersupply. 

I don't know for sure, but I think that powersupplies have some internal
components that prevent crossover.

-Jim P.











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