Variac

[Jim Berry]

>
> Variac's (AKA autotransformers DO NOT PROVIDE ELECTRICAL
> ISOLATION!!!
> Mark Hughes  WB4UHI
>

Want to make a low buck isolation transformer?  Take two of your old
filament transformer and wire them up back to back.  115 to say 5.0
volts.  Hook up the next 5.0 volt transformer winding to the other
transformers 5.0 volt winding, and you have isolation.

73 Jim K7SLI



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