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ID = 16979
United States of America (USA)
Brand: Eimac (brand name)
Tube type:  Transmitting Triode, air cooled   Power/Output 
Identical to 250TH = VT-220 = CV2589 = DR250TH
Similar Tubes
Normally replaceable-slightly different:
  RK63 ; TB4/800

Base Jumbo 4-pin bayonet (1918) (Codex=Bz) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 10.5 Ampere / Direct / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 250 x 95 mm / x 9.84 x 3.74 inch
Tube prices 4 Tube prices (visible for members only)
Information source Tube Lore (II)   p. 201
Babani, International Radio Tube Encyclopaedia   p. 216 & 217
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
250TH: Ma propre collection , héritage ON4FD
Etienne Flemal

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250TH: Datenblatt
Wolfgang Bauer

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250TH: orr, radio hanbook, 20th ed
Anonymous 10 Collector

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from Just Qvigstad

Usage in Models 1= 1938 ; 1= 1943?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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