[TCML] Im going to try relax a bit.

bartb bartb at classictesla.com
Fri Oct 3 22:04:53 MDT 2008


Hi Gareth,

Glad your here. Text talk via phone will be difficult. BTW, yes I did 
realize your "spelling" of Arc Angel (if you wondered). I may even refer 
to you as the "Arc Angel", but first, we need "more power" in the sparks 
for the name to fit.

Others are better at MOT's than I (I've ran only a 2 MOT system, but 
long ago, so memory is lacking).

Regarding your rotary gap: Your highest prediction of 2500 rpm with 8 
electrodes is 333 bps. No problem. To make a better longer sparking 
coil, build a bigger coil (between 4:1 and 5:1 h/d) and with a diameter 
above 4". Keep the turns from 800 to 1300 and use the wire diameter 
which accompanies these parameters for close-wound coils, and you'll 
have a good coil capable of sparks much longer than your little coil.

BTW, can you view web pages or pdf files with your phone? If yes, here 
is a schematic of an excellent running coil that is only 4.5"D x 21"L 
using an NST.
http://www.classictesla.com/photos/ba45/sch45.pdf

Here is a link to photo's of this coil.
http://www.classictesla.com/photos/ba45/ba45.html

Take care,
Bart


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