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Re: Strike Ring



Original poster: "Dr. Resonance by way of Terry Fritz <teslalist-at-qwest-dot-net>" <resonance-at-jvlnet-dot-com>


It doesn't even have to be a ring.  We use 4 small 1/2 brass balls elevated
1 1/2 inch above primary and located at 90 degrees around the outer edge of
primary.  Each ball is grounded.

Dr. Resonance

Resonance Research Corporation
E11870 Shadylane Rd.
Baraboo   WI   53913
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Thursday, June 05, 2003 9:11 AM
Subject: Strike Ring


 > Original poster: "Jeremy D. Gassmann by way of Terry Fritz
<teslalist-at-qwest-dot-net>" <gassmajd-at-email.uc.edu>
 >
 > Hi group,
 >          First off, thank you for your replies to "Strike object and Terry
 > filter"!  Just needed some good opinions and info.  Now I have a question
 > about the strike ring to protect the primary (and hence the NST's) from
 > taking a direct strike from the output of the coil.  My question is, how
 > high above the primary (or how low below the toroid) should I place the
 > ring and how much distance should I leave from end to end of the ring so
 > that I have no where near a shorted primary turn.  My secondary is 4" in
 > diameter along with the cross section of my toroid and the toroid has a
25"
 > main diameter.  The toroid is approximately 3 ft. from the primary which
is
 > a flat spiral.  My power supply is 4- 15 kV 30 mA NST's in parallel (1.8
 > kVA).  It uses a multiple static gap with forced air over the gaps and a
 > plate capacitor of 2.2 nF.  If I am leaving out any necessary info, let me
 > know.  You may be able to find any needed info at my web site at the
 > bottom.  Thank you very much for your help!  With all of the info you guys
 > have given me, I have become very close to completing my First coil.
 >
 > Jeremy Gassmann
 > Cincinnati, Oh
 > http://jeremyee.tripod-dot-com
 >
 >
 >