The Turn Of The Century Electrotherapy Museum

Baby Bipolar Tesla Pancake Coils - 4.5" OD
6"+ Spark Capacity

These coils will be placed in a case 6" deep x 12" long x 5.5" high and filled with wax.

1000 turns of wire in each secondary coil, 5 turns in each primary coil.
Actual coil size is 4.5" OD x 4" tall with paraffin wax + oil insulation

Two coils are of the type constructed here:

The construction of a small 4" Pancake Coil