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Re: Phase controller question. Final success



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


ED:

With a static gap we use 1.6 * Cres.   With a synchro rotary we use 3.2 *
Cres value.  This works because the xmfr has more time to charge the cap
between shots than with static that may fire more than once on the plus or
minus side of zero.

Dr. Resonance

 >
 > I think you might be right on with that.  I have my 3" coil running with a
 > 12 kv 60 ma transformer, .017 ufd primary cap and a new small sync rotary
 > that I built.  I get close to the same spark length with the rotary as I
 > did the static gap but the coil performs much better with the static
 > gap.  More sparks, longer and thicker.  Maybe I need a larger cap to get
 > the best permormance out of the rotary.
 >
 > Ed Sonderman
 >
 >
 >
 >
 > In a message dated 7/1/04 3:25:22 PM Pacific Daylight Time,
 > tesla-at-pupman-dot-com writes:
 >
 >
 > >Christoph,
 > >
 > >I wonder why the gap is so loud?  It's good it's all working now.
 > >
 > > >Thanks for your
 > > >advice anyway, there is still a lot of tuning ahead for me in the next
 > > >weeks, as I
 > > >believe I should get longer arcs...
 > >
 > >
 > >Maybe you need a larger capacitor value now using the rotary for
 > >best results?
 > >
 > >John
 >
 >
 >
 >
 >