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Re: twin coil transmission lines (fwd)



Original poster: List moderator <mod1@xxxxxxxxxx>



---------- Forwarded message ----------
Date: Wed, 30 May 2007 16:18:56 -0500
From: resonance <resonance@xxxxxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: twin coil transmission lines (fwd)




Use 4 inch wide copper strap and sandwhich 1/4 inch acrylic plate between 
them with a 4 inch wide margin on both sides of the dielectric plate.  I've 
run up to 60 feet with almost no losses with this type of home-made 
transmission line.  Inductance is very low.

Dr. Resonance
----- Original Message ----- 
From: "Tesla list" <tesla@xxxxxxxxxx>
To: <tesla@xxxxxxxxxx>
Sent: Wednesday, May 30, 2007 11:35 AM
Subject: twin coil transmission lines (fwd)


> Original poster: List moderator <mod1@xxxxxxxxxx>
>
>
>
> ---------- Forwarded message ----------
> Date: Wed, 30 May 2007 14:54:42 +0000
> From: David Rieben <drieben@xxxxxxxxxxx>
> To: tesla@xxxxxxxxxx
> Cc: drieben@xxxxxxxxxxx
> Subject: twin coil transmission lines
>
> Hi all,
>
> I have a question regarding the transmission lines between large
> twin coil systems that's been bugging me for a while now. I have
> never seriously considered building a large twin coil or magnifier
> system, mainly due to the large space that one of these systems
> eats up when assembled. However, I know that there's also
> considerable line losses in the transmission lines that carry the RF
> currents from the SG and capacitor to the primary coil(s) and that's
> the reason that we usually try to keep the tank circuit wiring
> between the SG/capacitor to the primary coil as short as possible
> in a basic 2-coil SG system. My question is how do you manage
> these losses to acceptable levels in the primary transmission lines
> of large twin coil systems where the 2 primary coils may be
> spaced 10 to 20 ft. or more apart and wired in series? I would
> assume that keeping the lines as straight as possible and with a
> relatively large radius of curvature (ROC) would help to keep
> the inductive and corona losses, respectively, at bay.
>
> Thanks,
> David Rieben
>
>
>