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Re: TWO STAGE COILS?



> A friend in Wales sent me an interesting book for Christmas titled
> Marconi and His Wireless Stations in Wales.  One chapter gives the
> technical information and schematics for his apparatus including
> the high power station at Poldhu, Cornwall where the first trans-
> Atlantic transmissions originated from.
> 
> That transmitter used a two-stage arrangement where the secondary
> of the first stage was used to charge a capacitor which in turn
> discharged via a gap into a second stage primary.  The second
> stage secondary was connected to the antenna and ground.

	I have seen that description in a number of places but have never seen
a mention of the resonant frequency of the FIRST oscillating circuit. 
Wonder if this is mentioned in your friend's book?

Ed