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A40_Mazda

Information - Help 
ID = 20635
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Triode, vacuum   VHF 
Identical to A40_Mazda = AT4 = HA1 = CV1171 = NR50

Base Acorn 5 pin 5AA
Was used by Military and/or Government
Filament Vf 4 Volts / If 0.25 Ampere / Indirect / Parallel, (AC/DC)
Information source - - Manufacturers Literature   1937
Taschenbuch zum Röhren-Codex 1948/49   
 
a40_mazda_so.png
A40_Mazda: rtt
Michael Schlör

 
a40_a41.png
A40_Mazda: own collection
Peter den Boer


from Just Qvigstad

Usage in Models 1= 1940 ; 1= 1941

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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