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ID = 11779
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Screen-grid Tetrode   beam power   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to VR118 = NR39 = ARP1 = 3777 = 10E/88 = VT136_GPO = CV1118 = KT2 = PT2

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Was used by Military and/or Government
Filament Vf 2 Volts / If 0.2 Ampere / Direct / Battery =

Originally the designation VR118 was used for the British Royal Air Force and is the earlier UK services designation of the CV1118.

Information source Babani, International Radio Tube Encyclopaedia   p. 158 &159
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   p. 70
Taschenbuch zum Röhren-Codex 1948/49

arp1_2.png VR118: Manufacturer's Literature
Emilio Ciardiello

Just Qvigstad
Usage in Models 1= 1942

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of



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