The operating frequency of this circuit is 465 Hz and the input voltage is 12 VAC. The circuit is 65% efficient. We found it in a 1968 Motorola publication.
This circuit is from 1968 General Electric documentation. It can certainly be adapted for any...
This tester from a 1960 magazine is only for capacitors with insulation voltages above 200 V (110...
Found in a 1991 publication this circuit can be assembled with more modern components. We can use...