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ID = 10953
Great Britain (UK)
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Vacuum Pentode   Power/Output 
Identical to ARP1 = NR39 = 3777 = 10E/88 = CV1118 = VR118
Predecessor Tubes PT2   KT2  

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 =

Beam tetrode or pentode for use in battery operated sets. Clear glass bulb. made for the British Army.

Dimensions (WHD)
incl. pins / tip
x 121 x 51 mm / x 4.76 x 2.01 inch
Weight 52 g / 1.83 oz
Information source Babani, International Radio Tube Encyclopaedia   p. 50 & 51
-- Original-techn. papers.   
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

arp1_sock.png ARP1: RPG Funke
Wolfgang Holtmann

Just Qvigstad
Usage in Models 2= 1934 ; 1= 1939

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of



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