>
>Assuming the doubler is the 'full wave' one (i.e. two caps in series shunted
>across two diodes in series, with the ac between the junction of the caps
>and the junction of the diodes) each cap gets a charge every other half
>cycle. In the intervening half cycles, it gets a discharge. So the ripple
>current in the capacitor is the same frequency as the supply. The heating
>effect (which I guess is the bottom line) is then the rms equivalent of the
>charge current plus the rms equivalent of the discharge current, all
>squared, times the ESR at the line frequency.
>
? Well put.
Rich...
R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
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