Tobias Gogolin wrote:

> Or can anybody think of some tricks that may be applicable to make any old
> PS work on 120V DC?

You might be able to find some that are modifiable. But I think it would
be the exception not the rule.

Even if you get the main supply to work, remember that there is also the
"+5SB" supply inside, you need to insure that it also works on 120VDC.

Cheerful regards,

Bob
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