established WFC
Resonant cavity tube geometry: 0.50 in tube inside 0.75 in tube, 0.0625 in gap, 3 in long
To reach maximum gas-yield, the resonant cavity is shaped as a tubular structure — typically a 0.50 inch diameter tube inserted into a 0.75 inch diameter tube with a 0.0625 inch concentric air-gap, 3...