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410RF

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ID = 86820
       
Country:
Great Britain (UK)
Brand: Louden Valve (Brand), Fellows Magneto Co. Ltd.; London
Tube type:  Triode, vacuum 
Identical to 410RF

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Direct
Information source -- Collector info (Sammler)   

b4_base_pins~~810.png 410RF: Fin Stewart
Fin Stewart


Just Qvigstad
Usage in Models 1= 1925

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 
louden_410af_front.1.jpg

410RF
 

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