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1800

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ID = 2957
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Half-Wave Vacuum Rectifier 
Identical to 1800
Similar Tubes
Normally replaceable-slightly different:
  EG200 ; EG415 ; G354
First Source (s)
Mar.1930 : Funk Bastler 1930, Heft 13
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.3 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   
1800_sock.png 1800: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Just Qvigstad 		1800_spec.png
1800: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
Usage in Models 1= 1928 ; 2= 1930 ; 4= 1931 ; 1= 1932?? ; 1= 1932
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9
 
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