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KH1_MO

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ID = 28605
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Triode, vacuum   Universal 
  Ca. 1925 up to 1945 rare.
Identical to KH1_MO
First year 1927 Saga of the Vacuum Tube, Tyne page 384, 385
First Source (s)
1927 : History of the British Radio Valve to 1940 p 173

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 Sidecontact.
Was used by Radio/TV-reception etc.
Filament Vf 3.5 Volts / If 2 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
56 x 130 x mm / 2.20 x 5.12 x inch
Tube prices 1 Tube prices (visible for members only)
Information source - - Manufacturers Literature   Pamphlet 243

kh1_marconi_so~~1.png KH1_MO: Fin Stewart
Fin Stewart


Just Qvigstad
kh11.png
KH1_MO: own collection
Peter den Boer

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khkl1.jpg

 

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