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Re: Dump the RSG!




From: 	richard hull[SMTP:rhull-at-richmond.infi-dot-net]
Sent: 	Tuesday, November 04, 1997 5:44 PM
To: 	Tesla List
Subject: 	Re: Dump the RSG!

At 08:47 PM 11/4/97 -0600, you wrote:
>
>From: 	Jeff W. Parisse[SMTP:jparisse-at-ddlabs-dot-com]
>Sent: 	Tuesday, November 04, 1997 11:56 AM
>To: 	Tesla List
>Subject: 	Re: Dump the RSG!
>
>Richard,
>
>I've got a pair of Seimens Triodes that are rated at 75kV -at- 2A -at- 50kHz.
>An engineer at Seimens says that they'll run at twice the frequency and half
>voltage with no problem.
>
>These, of course, would make a nice tube coil (i.e. CW grid excitation via a
>primary feedback coil) but you are talking about using a device as a switch
>(i.e. short pulse grid excitation).

Snip

Rob Stephens has the largest tube coil I have ever heard of (the coronatron-
10KW) and it is nice, but the RF burns touching anything within meters are
severe.  Most tube coils are basically just big oscillators with more or
less CW performance, tremendous radiation and very small sparks for the KWH.
It is what you want that makes the difference.  Big tubes make for big open
ended hertzian radiators.

Richard Hull, TCBOR