Re: Twin coil idea

• To: tesla-at-pupman-dot-com
• Subject: Re: Twin coil idea
• From: Clifford D Fahrer <cfahrer-at-in-touch-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Tue, 14 Sep 1999 11:46:59 -0600
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

Tesla List wrote:

> Original Poster: FutureT-at-aol-dot-com
>
> All,
>
> After viewing Lou Balint's twin-driver magnifier, and considering some
> comments from Ed Wingate about his twin classic TC, an idea comes
> to mind:
>
> In a typical twin TC, the sparks can become unbalanced at each
> toroid, unless long spark take-off rods are installed on the toroids.
> This is probably due to spark loading effects in each sec/pri.
>
> It might be interesting to build a twin classic TC with separate power
> supplies, tank circuits, and sync gaps.  By carefully synching the
> two rotaries, a condition would occur in which the sparks would attract
> each other occasionally.  They would attract only occasionally
> because the RF from the two systems would drift into (or out of) phase
> occasionally based on rotary jitter and tuning.  This would be
> interesting to try out in a small system.  It is possible that the sparks
> would not attract all that often, but the unbalance problem would be
> eliminated.  The system might be better in one way....worse in another.
>

<Snip>

John,  do you think that a dual spark gap being driven with a single shaft
would work?  Perhaps a method of adjusting the relationship of the two gaps
would offset them the correct amount.

Colin in ohio, Cliff Fahrer

> Yes, it's a lot more expensive and more work to build it this new way
> which is why it should be tried on a small scale first.
>
>

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