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Old 23rd Apr 2021, 6:54 am   #4
julie_m
Dekatron
 
Join Date: May 2008
Location: Derby, UK.
Posts: 7,735
Default Re: Waking up and testing Trinitron monitors

It is a bad idea to use a variac on anything with a switched-mode power supply. It will fight against the reduced voltage by trying to draw more current.
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