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D1 Info
Country:  Netherlands      Brand:  Philips; - Eindhoven; Netherlands 
  Developer:  Philips; - Eindhoven; Netherlands 
  Tube type:  Gas Triode   Detector 
Tube ID = 19402
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Identical to D1 = D-I
Similar Tubes D-IV (other base)  

Base Europe 4-Pin (A, 4A, B4, since 1914)
Was used by Radio/TV-reception etc.
Filament -: Direct / -: Battery = / If: 0.2 Ampere / Vf 4 Volts /
Description Die D1 bzw. D I von Philips ist als AM-Demodulator eingesetzt (Audion-Detektor-Röhre). Sie hat einen Metallsockel und röhrenförmiges Aussehen mit Spitzli; Uf=3,5VDC, If=0,5A, Ua=25-30V. Sie enthält Argongas. Die gleiche Röhre heisst vor 1925 D I bzw. D-I, zeigt also eine römische Nummer (ohne Bindestrich). 
Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Literature Radios von gestern   

d1_philips_02.jpg
Collection TL
Thomas Lebeth

 
1_223.png
Telefunken Werkstattbuch
Wolfgang Bauer

 
Usage in Models   1= 1921 ; 1= 1922 ; 4= 1923 ; 1= 1924 ; 1= 1925 ;
Number of Models with this tube   8
No further Information for

D1    

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