TOM WALKER wrote in a message to ROY J. TELLASON:

RJT> WC> I just took a TV flyback and made an external 8 turn winding center
RJT> WC> tapped and drove it with a push - pull oscillator made with hefty
RJT> WC> TO-3 transistors.
RJT> WC> Ran at about 20KHz and drew 10 - 11 amps at 12 volts.

RJT>That just seems awfully inefficient,  though...

TW>  How can you say that without having any other Data??
TW> Like the Power Output for that 120 or so Watt Input.

Easy.  I just think of the size of the power transformer I'd need to build
such a supply...     :-)

Or you'd need a car battery or something.  I dunno,  it just seems like a
bunch of amps.

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