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MP/Pen

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ID = 11365
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Tube type:  Vacuum Pentode   Power/Output 
Identical to MP/Pen = CV1683 = MP/PEN
Similar Tubes
Normally replaceable-slightly different:
  APP4A ; MKT4 ; VT115
First Source (s)
1934 : History of the British Radio Valve to 1940 p...........189

Base British-7-Pin, old (M7A) (Codex=Ndo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Information source History of the British Radio Valve to 1940   p. 145 & 189
Babani, International Radio Tube Encyclopaedia   p. 118 & 119
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

s_13_g_2.gif MP/Pen: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

More ...

Just Qvigstad
mppen_data.png
MP/Pen: COSSOR VALVE MANUAL 1935-6
Jose Casas-Avalos

Usage in Models 1= 1931 ; 1= 1933 ; 1= 1934 ; 2= 1935? ; 1= 1945 ; 1= 1946

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7

 
cossor_mp_pen_e819.jpg

MP/Pen
 

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