[Amps] HV transformer and Variac
donroden at hiwaay.net
donroden at hiwaay.net
Wed Jul 22 11:06:47 EDT 2015
> Don't be surprised if you see large swings in plate voltage. A "pole pig" is
> not designed to be run backwards. It wants secondary current to be low and
> primary current be very high.
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How do you design a transformer to "not" run backwards ?
If it's a step down design, ( utility company use ) primary current is low
and secondary current is high.
Reversed for a amp, primary current is high and secondary current is low.
It's the same ratios either way +- losses.
Don W4DNR
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