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Re: TWO STAGE COILS?



> Considering the technology of that time, the circuit is more
> probably an induction coil charging a capacitor, followed by
> a kind of Tesla coil. The capacitors for the second stage were
> usually banks of Leyden jars, or big glass plate capacitors
> insulated with paraffin or wax.

	The schematics show the first circuit being driven from either a
transformer off the AC mains or, alternately, from a DC source with
series inductance.  There is no "induction coil" in the circuit, but two
coupled spark oscillators.

Ed