 1 Rebuilt LC31BAT coupler, Bill Cheb SSQ-BAT plasma tube in stand, with cooling fan. |
 2 Rebuilt LC31BAT coupler. |
 3 Rebuilt LC31BAT coupler, Bill Cheb SSQ-BAT plasma tube in stand, with cooling fan. |
 4 FreX16 in operation running a frequency of 1000 Hz. |
 5 The 1000 Hz sine wave from FreX16 after conversion to a square wave in the Spectrotek SPA5 amplifier. |
 6 The 1000 Hz modulated 3.1 MHz carrier wave from the output of the Spectrotek SPA5 amplifier. |
 7 This system is assembled in a wood and plastic case. |
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