MAKE A MEME View Large Image Tungar bulbs.jpg filament and a carbon pellet anode Ionization of the gas reduced the forward on voltage to much lower values than could be achieved in the thermionic diode rectifier tube allowing it to rectify low voltages It was used as a ...
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Keywords: Tungar bulbs.jpg filament and a carbon pellet anode Ionization of the gas reduced the forward on voltage to much lower values than could be achieved in the thermionic diode rectifier tube allowing it to rectify low voltages It was used as a low voltage rectifier in devices such as battery chargers until it was replaced by selenium diodes before World War 2 Alterations to image removed aliasing artifacts crosshatched lines due to scanning of halftone photo using Gimp FFT filter Downloaded August 19 2013 from http //books google com/books id iGZKAAAAYAAJ pg PA209 lpg PA209 R E Russell March 1917 The Tungar Rectifier The General Electric Review General Electric Corp New York Vol 20 No 3 p 209 Fig 1 on Google Books R E Russell 1917 Vacuum diodes PD-old-70-1923
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