Antique radios, Old Time Radios

MT1_MOV

Country:	Great Britain (UK)	Brand:	Marconi-Osram - (Valves/Tubes); GB
		Developer:	Marconi's Wireless Telegraph Co. Ltd.
		Tube type:	Transmitting Triode, air cooled Power/Output
			<1925 very rare. ***

Tube ID = 19708


	previous \| next

Identical to	MT1_MOV = MT1_Ediswan
First Series	Mar.1919 ?? British Radio Valves - The Vintage Years, Thrower page 129 (before = Ediswan)
First Source (s)	Mar.1919 : British Radio Valves - The Vintage Years, Thrower p.127

Was used by	Transmittertube (Radio)
Filament	Vf 9 Volts / If: 5.5 Ampere / -: Direct /
Description	Ediswan is probably producing until 1919 when production went to Osram. Fin Stewart lists MT1, MT3, MT4 and MT5 being produced by Osram (in "History of GEC and the Marconi Osram Valve", page 77. Tyne and Thrower assign it to MOV. Text in other languages (may differ)
Literature	Saga of the Vacuumtube, Tyne p.381

No further Information for

MT1_MOV

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]