Re: 2 questions on resonance
I forgot to add this to my "And more NST stuff" mail.
Sorry about that.
>In the "good old days of spark transmitters" it was quite common to use
>the 60 Hz resonance of the primary circuit to control the discharge
>rate. Thordarson (and probably others) made special transformers with
>an adjustable shunt between primary and secondary to permit adjustment
>of the leakage reactance in order to get resonance. I have such a
>transformer (1 kW) which I intend to work with some day. I have never
>read a good description on how the variable shunt was used, but suspect
>that it was adjusted for "maximum good" with either fixed or, much more
>commonly, rotary gaps. Sounds as if Reinhardt (sp???) has descibed
>German NST's with a very similar arrangement.
Interesting. Could you make an ASCII drawing of how this transformer
is built? Is it similar to my NST construction?
Coiler greets from germany,