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Re: Small Coil Questions



In a message dated 97-01-05 02:16:58 EST, you write:

<<  
 > I have a couple of questions about my new small coil.  Again, it is 3.0"
dia
 > x 13.0" winding length - about 917 turns of #28 wire wound on acrylic
form.
 >  Primary is flat, 14 turns of #10 solid copper wire.  Spark gap is the
 > standard cylindrical with 6 gaps of .028.  Power is one 12 kv 30 ma neon.
 > 
 > I am only getting about 11.0" of spark to a grounded wire.  Is this less
than
 > it should be?
 > >>

Last night, after experimenting with tuning by adding a second toroid spaced
above the one mounted on the coil (using a shot glass for a spacer), I was
able to get 15.5" strikes to a grounded rod.  I think this is pretty good
performance for 360 watts input.

Ed Sonderman