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4212H

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ID = 82031
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Tube type:  Transmitting Triode, air cooled   Universal 
Identical to 4212H
Similar Tubes
Normally replaceable-slightly different:
  4212E

Base Large 4 pin Bayonet
Was used by Transmittertube (Radio)
Filament Vf 14 Volts / If 6 Ampere / Direct / Specified voltage AC/DC
Description

Maximum anode volts 3000, current 350 mA. This tube is an improved version of the 4212E

 
Dimensions (WHD)
incl. pins / tip
x 35 x 9 mm / x 1.38 x 0.35 inch
Weight 725 g / 25.57 oz
Information source -- Collector info (Sammler)   

 
stc_4212h_e419_1.jpg

4212H
 

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