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4647

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ID = 23021
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 4647

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 2.4 Volts / If 4 Ampere / Direct
Information source

4647_so.png 4647: rtt
Anonymous 10 Collector


Just Qvigstad
Usage in Models 1= 1934 ; 2= 1935??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of

 
20200414_204801.jpg

4647
 

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