Fleming Diode
Fleming diode, cylindrical pattern, with three alternative anodes, filament missing, (RMW/A16 - McVitie Weston number), Unknown maker, c. 1907, invented by Sir (John) Ambrose Feming.
Fleming diode, cylindrical pattern, with three alternative anodes, filament missing, (RMW/A16 - McVitie Weston number), Unknown maker, c. 1907, invented by Sir (John) Ambrose Feming.