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CV1722

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ID = 47796
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Screen-grid Tetrode   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to CV1722 = A901 = VT179_GPO

Base British-7-Pin, old (M7A)
Was used by Telephony
Filament Vf 5.5 Volts / If 1.4 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
45 x 110 x mm / 1.77 x 4.33 x inch
Information source Babani, International Radio Tube Encyclopaedia   Pages 78 & 79


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