Plasma Arc Loudspeaker

John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

2246 Articles

By John Baichtal

My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net

2246 Articles

High voltage electrodes immersed in acetylene torch flame produce a plasma arc, and superimposing an audio signal on this high voltage turns the flame into a loudspeaker at TX/RX Labs in Houston, TX.

[Thanks, Metis!]