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AC6/Pen

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ID = 10911
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Developer: Mazda = Valve (Tube) brand GB (see also France) 
Tube type:  Beam Power Tube   beam power   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to AC6/Pen = NR74
Similar Tubes
Different connections:
  CV1189
Successor Tubes NR74   CV1189  

Base British-7-Pin, old (M7A) (Codex=Ncp) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.75 Ampere / Indirect / Specified voltage AC/DC
Description

This tube is a beam power amplifier designed for use in the output stage of a time base for magnetic TV scanning. The tube has been designed to stand the high peak anode voltages required by this class of service.

 
Dimensions (WHD)
incl. pins / tip
50 x 135 x mm / 1.97 x 5.31 x inch
Weight 61 g / 2.15 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   Data sheet dated 1/5/1940

br739.png AC6/Pen: Manufacturer's Literature
Emilio Ciardiello


Just Qvigstad
Usage in Models 2= 1938 ; 1= 1939? ; 1= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

Collection of

 
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