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ID = 17064
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Developer: Western Electric Company Inc.; New York (NY) 
Tube type:  Transmitting Triode, air cooled   Universal 
Identical to 4212E = 3C/270A = 38112 = VT58_GPO = ML212E = CV2577 = E1013 = CV1252 = AF350 = MY3-275
Similar Tubes
Normally replaceable-slightly different:
  14D13 ; 3C/270B ; 3C/272A ; 4212D ; 4212H ; CV1619
Different connections:
Predecessor Tubes 4212D  
Successor Tubes VT58_GPO  

Base Large 4 pin Bayonet
Was used by Transmittertube (Radio)
Filament Vf 14 Volts / If 6.2 Ampere / Direct / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 345 x 92 mm / x 13.58 x 3.62 inch
Weight 744 g / 26.24 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   Data sheet November 1937

212_6.png 4212E
Emilio Ciardiello

4212E: ITT, Electronic tube, 1970/71
Anonymous 10 Collector

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