The Turn Of The Century Electrotherapy Museum
(C) Jeff Behary 2011 

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2009B 2009A 2008C 2008B 2008A 2007B 2007A 2006 2005
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Model T Ignition Coil Powered Tesla Coil
Built for John Grizzy - "OSHA-Prof T-Coil"

Original setup found unsatisfactory (primary too close!)

New setup with ribbon primary

Model T Coil is removable, contacts being made with flat formed copper springs.  Point plane spark gap (Tungsten),
.002 mfd doorknob cap rated at 40kV.

Side view

64 TPI coil, threaded form.  Primary interleaved with a textile material.

Lighting a Tesla bulb

Lots of effluve

Thin sparks

Wispy sparks

When the gap opened and interrupter adjusted Phantom streams 2" long issue from each pole.

Short but hot discharges from almost closed gap 

Linda A stopped by from LA - she has the amazing original Ajax Coil of Frederick Finch Strong

(C) Jeff Behary, 2011