[Elecraft] OT - Computer PS/UPS Question

[Charles Greene]

At 05:54 PM 6/2/2002 -0600, Larry East wrote:
>Hi -
>
>I recently acquired a UPS with a dead battery (standard 7.2AH 12V SLA) for 
>a couple of bucks at a "junk store". There is the following notice on the 
>bottom of the unit: "When operating from battery power, output is 120V 
>60Hz rectangular wave form. User should take care to determine prior to 
>use wether this device is suitable ..." blah blah. I assume that this 
>thing is intended for use with computers, but before I spring for a new 
>battery, I'd like some input on whether or not desk-top computer power 
>supplies are picky about the input AC wave form. I'm looking for actual 
>experience, not "intelligent guesses"... :-)
>
>Tnx & 73,
>Larry
>
>PS: Yeah, I know -- if I spring for a new battery and the UPS blows my 
>computer supply, I could still use the battery to power my K2 ... but I'd 
>rather not take an "experimental" approach!

Larry,

I bought a APC UPS in 97, and I'm on my third computer with it.  Still 
works fine, and I never have had any problems with power supplies.  Never 
put a scope on it either.  I might get nervous if I did.




73, Chas, W1CG