RE: Alterations worth doing?

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

Original poster: "Tom Luttrell PWRCOM" <tom-at-pwrcom-dot-com.au> 

Unfortunately I don't think I'll have enough primary turns available to
try the new secondary without adding the LTR primary cap (but I will
give it a go).

According to JAVATC there were ~170 bps, is that high?

Thanks for the comments.

Tom.

 > Original poster: "Gerry Reynolds" <gerryreynolds-at-earthlink-dot-net>
 >
 > Hi Tom,
 >
 > Your first design with 22nf was a resonant design (Cres = 23
 > nf).  The BPS
 > must have been very high.  With your second design, the Cp of
 > 35 nf will be
 > very close to 1.6*Cres (37 nf) which should be a good choice
 > for a static
 > gap.  You are however making two changes, so the difference
 > between the two
 > coils will be harder to see.  You might try the new coil with
 > the original
 > 22nf first leaving the spark gap setting at your original setting.
 >
 > Gerry R.