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Re: VTTC output



Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>" <FutureT-at-aol-dot-com>

In a message dated 2/20/01 1:44:29 PM Eastern Standard Time, tesla-at-pupman-dot-com 
writes:

> > The tank caps became barely warm and the primary coil reached
>  > about 30 deg C after a few minutes of testing with various loads.
>  > But the lower part of the secondary became so hot that I hardly
>  > could touch it (more than 60 deg C ?).
>  
>   Any idea what the temperature distribution is along the secondary?  If
>  the bottom is much hotter than the top that would imply a very
>  non-uniform current distribution; would wonder if you are running at a
>  harmonic of the fundamental frequency of the thing.

Ed, Herwig,

All the tube coils I've ever built got hot only at the bottom of the
secondary.

John