A Rebuilt LC31 Coupler.

This user's coupler accidentally burned out, so he rebuilt it from scratch.
Rebuilt LC31BAT coupler, Bill Cheb SSQ-BAT plasma tube in stand, with cooling fan. Rebuilt LC31BAT coupler. Rebuilt LC31BAT coupler, Bill Cheb SSQ-BAT plasma tube in stand, with cooling fan. FreX16 in operation running a frequency of  1000 Hz.
The 1000 Hz sine wave from FreX16 after conversion to a square wave in the Spectrotek SPA5 amplifier. The 1000 Hz modulated 3.1 MHz carrier wave from the output of the Spectrotek SPA5 amplifier. This system is assembled in a wood and plastic case.