The Turn Of The Century Electrotherapy Museum http://www.electrotherapymuseum.com H. G. Fischer Multi-Wave Low Volt Generator From the family of H. G. Fischer.  Many thanks to Jonathan, Hannah, and Warren Fischer. My first modern Fischer machine! The modern Fischer logo! The neon bulb flashes coinciding with the current generated. Constant Galvanic, Constant A. C. Pulse, Surge A. C. Pulse, Surge Galvanic Inside the unit are radio tubes. It is difficult to photograph such a chrome finish! (C) Jeff Behary - 19. April 2008