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MT5_MWTCo_1922

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ID = 56709
       
Country:
Great Britain (UK)
Brand: Marconi's Wireless Telegraph Co. Ltd.
Developer: Marconi's Wireless Telegraph Co. Ltd. 
Tube type:  Transmitting Triode, air cooled   Universal 
  <1925 very rare. ***
Identical to MT5_MWTCo_1922 = MT5

Base Europe 3-Pin B3 (Eu H) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 1.2 Volts / If 5.8 Ampere / Direct / Specified voltage AC/DC
Description

This tube was made in several variations from 1919 and was listed in the Marconi and Osram transmitting valve catalogs as recently as 1932 with a bakelite base. First made by MOV September 1919

 
Dimensions (WHD)
incl. pins / tip
x 105 x 50 mm / x 4.13 x 1.97 inch
Weight 82 g / 2.89 oz
Information source 70 Years of Radiotubes and V.   page 129
British Radio Valves - The Vintage Years: 1904-1925   Pages 69 & 71 & 127
- - Manufacturers Literature


Just Qvigstad

Collection of

 
marconi_mt5.jpg

 

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