Japanese 100V units on USA 110-120V

From: Dwight K. Elvey <dwightk.elvey_at_amd.com>
Date: Mon May 12 13:10:01 2003

 One should note that most switching supplies are happier
with an additional 20% voltage. Linears get hotter with
excess voltage.

>From: "Gary Dean Hildebrand" <ghldbrd_at_ccp.com>
>Cameron Kaiser writes:
>> Anyone out there have experience with how Japanese computers of that era
>> (early 1980s) tolerate United States mains voltage, since Japanese voltage
>> is lower (100V)? Any recommendations, cautions, or concerns?
>A variac (ISTR is three syllables) will work, but why can't you get a
>18-20vac transformer and wire it to buck the 120v down to 100v? I'd think
>that would be simpler, and a whole lot smaller.
>Cameron, you said you were in the market for a variac. I have a couple for
>sale, but they are 10A, complete with STEEL rack panel. These would be
>great for any workbench, and good for some current as well. Drop me a line
>Gary Hildebrand
>St. Joseph, MO
Received on Mon May 12 2003 - 13:10:01 BST

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