Re: ARSG/cap/gap help

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

Original poster: "Terry Blake by way of Terry Fritz <teslalist-at-qwest-dot-net>" <tb3-at-att-dot-net>

Cool stuff.

I don't really use much bigger than 0.03 uF for a similar setup.
I also doubt that I have ever gone over 3600 RPM for my ARSG propeller gap.
http://www.tb3-dot-com/tesla/mrun/index.html

I see there is a Tesla Coil with a propeller gap on eBay now.
http://cgi.ebay-dot-com/ws/eBayISAPI.dll?ViewItem&item=2945506216&category=1469&;
rd=1


Terry Blake
Coiling in Chicago
http://www.tb3-dot-com/tesla/tesla.html


----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, August 19, 2003 9:59 PM
Subject: Re: ARSG/cap/gap help


 > Original poster: "by way of Terry Fritz <teslalist-at-qwest-dot-net>"
<dhmccauley-at-spacecatlighting-dot-com>
 >
 > My portable demo coil uses almost the same equipment.
 >
 > 1.5kVA 14.4kV Potential Transformer
 > ARSG Propellar Gap
 > 0.0257uF Capacitor
 >
 > The following link describes every detail of my coil.  It currently runs
at
 > about 3 to 3.5kW input power with 6-8 foot streamers.
 > http://www.spacecatlighting-dot-com/teslacoil7.htm
 >
 > The next link below describes my ARSG propellar gap, which is based on
Terry
 > Blake's ARSG.
 > http://www.spacecatlighting-dot-com/teslacoil9.htm
 >
 > If you are using the 14.4kV, 1.5kVA PT, then the 500ft roll of 12 AWG
works
 > perfectly as a ballast and limits input power to about 3 to 3.5kW which
the
 > potential transformer
 > can easily do for short durations.  I run the ballast for up to 15 minutes
 > at a time with no problems.  Although, I typically allow everything to
cool
 > a bit when running continous like
 > that at 3 to 3.5kW.
 >
 > As for capacitor size.  For this set-up, 0.01uF to 0.03uF works the best.
 > You'll vary the ARSG to get maximum spark length.  I wouldn't recommend
 > going above 0.03uF for this
 > set-up.  Also, be sure to be aware of your ARSG speed.  When using a
variac
 > to control ARSG speed and a variac to control input voltage to the
 > transformer, you sometimes might
 > get confused with everything that is going on and accidently turn the ARSG
 > speed down when you really want to decrease the transformer voltage.  This
 > can be very bad for the
 > capacitors etc...
 >
 > Hope this helps.
 >
 > The Captain
 >
 >
 >
 >  > I am in the process of building the "Terry blake ARSG gap". I will have
a
 >  > 19,500 RPM motor on it, but, thats WAY too fast, so i will put a dimmer
 >  > switch on it (i was going to run the coil, and adjust it while it was
 >  > running to get the best output. Probally around 4000 rpm). I am running
a
 >  > 14.4 KV 1.5KVA pt and i was planning to use 2 strings of 10 geek group
 > caps
 >  > for a total of .03UF. Should i use more caps? And, is that rating for
the
 >  > cap good?
 >  > Thanks
 >  > Adam
 >  >
 >  >
 >  >
 >  >
 >  >
 >
 >