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VP41

Information - Help 
ID = 2800
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to VP41 = CV21
Base Octal-8 GB, (Mazda), K8B, MO (Codex=Vf) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.65 Ampere / Indirect / Specified voltage AC/DC
Description

This tube has grid a from top cap

 
Information source History of the British Radio Valve to 1940   p. 143 & 197
Babani, International Radio Tube Encyclopaedia   p. 156 & 157
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
612_2.png VP41: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		vp41_mazda_data_01.png
VP41: Original data sheet
Otto Galli
More ...
Usage in Models 6= 1936 ; 5= 1937 ; 1= 1938? ; 11= 1938 ; 5= 1939?? ; 2= 1939? ; 32= 1939 ; 4= 1940 ; 1= 1941 ; 1= 1942?? ; 2= 1945? ; 3= 1945 ; 2= 1946?? ; 1= 1946? ; 15= 1946 ; 1= 1947?? ; 4= 1947? ; 7= 1947 ; 1= 1948? ; 9= 1948 ; 3= 1949 ; 1= 1950
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):117

Collection of

Tomasz Szczesniak (PL)
Georges Werts (B)
Jozef Brughmans † (B)
Robert Gillespie (USA)
Pedro Prieto-Castro (E)
 
vp41.jpg

VP41
 
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