Please contact the contributing institution for more information regarding the copyright status of this object.
1000 K.W. Federal Telegraph Company arc converter, type 10025, ca 1924, with man in lab apron standing beside. The 1 megawatt converter was developed for the Bordeaux, France, station, and was to be used in Federal's China project, later aborted. See 2003-37-42, Federal Telegraph Company photographs PL-10025-1, and 2
Federal Telegraph Company Poulsen arc transmitter Arc converter Electric arc (LCSH) Telegraph, Wireless (LCSH)