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Re: My First Tesla Coil



Original poster: Gregory Hunter <ghunter31014-at-yahoo-dot-com> 

 >    I received the main ingredient in the mail today
 > - a 10 lb spool of #27
 > AWG magnet wire. Upon seeing the immense size of the
 > spool, I now realize

27AWG is fine. I've wound a couple of excellent
secondaries using 28AWG. I suggest a 4" x 24"
secondary for a first effort.

 > Consideration #2 : High Voltage Transformer
 >
 >    Since I have literally dozens of old MOT's in my
 > parts pile, it goes
 > without saying that this will be what I use. My
 > first question is, are the
 > older (bigger) ones better? Size might be a
 > consideration depending on the
 > enclosure I built this stuff into. And also, is it
 > possible to use two
 > transformers (primaries wired in parallel,
 > secondaries in series) in order
 > to get twice as much voltage to feed to the spark
 > gap/capacitor? Since two
 > MOT's would draw more than 15 amps from the wall,
 > some kind of current
 > limiting would be needed (custom-wound inductor?)

I've done some Tesla coil work using MOTs. Have a
gander at my web page sometime.

 >
 > design. I look forward to any
 > advice you may have.

Regards,



=====
Gregory R. Hunter

http://hot-streamer-dot-com/greg