This product includes, one 12" pancake coil that is a regular wound coil, and a coil support, NO POWER SOURCE INCLUDED, power source may be a transistor, a relay, a spark gap discharge, through contacts, using a signal generator to provide high frequency current to allow the transmitting coil to begin to oscillate at a frequency and begin transmission, or the Tesla's Radiant Energy Switch. The pancake coil is pancaked between two pieces of plexiglass for display and demonstration of the experiment.