Re: Single-bushing 14.7kV pigs. Thoughts?

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Dr. Resonance" <resonance-at-jvlnet-dot-com> 


Our resonance was so great we were getting 16 inch long sparks across the
entire bushing to ground.  Rather scary.

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: Friday, February 13, 2004 12:23 PM
Subject: Re: Single-bushing 14.7kV pigs. Thoughts?


 > Original poster: Esondrmn-at-aol-dot-com
 >
 > In a message dated 2/11/04 11:24:41 AM Pacific Standard Time,
 > tesla-at-pupman-dot-com writes:
 >
 > Brian,
 >
 > I use RG-213 coax as feed lines from my distribution transformer to the
 > coil, about 20 feet.  I originally had the shield grounded and did not
 > experience this problem.  I did eventually remove the outer jacket and
 > shield after reading about other coilers problems with this.  There must
be
 > a particular set of conditions that cause a 60 hz resonance for some set
up
 > and not others.
 >
 > Ed Sonderman
 >
 > >David/all,
 > >
 > >I've had the same experience as Dr. Res when trying to use coax cable as
 > >HV feed-line. The voltage at the PT skyrocketed jumping a 2"horn gap
 > >that just happened to be there. We immediately swapped the PT out with a
 > >Pig (more robust and easier to replace) but experienced the same problem
 > >(this time we purposely placed a horn gap on the Pig so we could monitor
 > >for excessive voltage rise). Changing only the coax out for some 14awg
 > >stranded wire eliminated the excessive voltage and everything functioned
 > >as normal.
 > >
 > >Regards,
 > >Brian B.
 > >
 > >www.teslacoil-dot-com
 >
 >
 >
 >
 >