The Turn Of The Century Electrotherapy Museum
http://www.electrotherapymuseum.com




 A New Form Of Compact Induction Coil


9" x 1.5" Core; 4 turn Primary (5/8" wide ribbon), 2.375" OD x 6" Secondary, wound with
34 AWG wire for 4.375" length - single layer.



Sparks up to 2.5" long so far...



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