i have used ups trannies to build several battery chargers with no problems.
"George Jetson" wrote in message
. ..
I have a few old computer UPS around 1000va all with shot batteries, and E
core transformers. I know lots of reasons why they may or may not work as
stepdown transformers. Has any one tried it?

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They can have my command prompt when they pry it from my cold dead
fingers.