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Electronics & IC Programing / Re: Unknown component...
« Last post by russ57 on Today at 08:32:50 AM »(and for interest I traced the circuit and loaded it into an online circuit simulation. It is functioning as a voltage doubler, pretty much straight off the mains. Although I could not perform the necessary topology gyrations in my head to make it look like a doubler. Charges a big cap to 700odd volts which are then dropped across a coil.