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E449 Info
Country:  Netherlands      Brand:  Philips; - Eindhoven; Netherlands 
  Developer:  Telefunken Deutschland (TFK) 
  Tube type:  HEXODE   RF/IF-Stage   Controlling (mu) 
Tube ID = 2506
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Identical to E449 = X4123 = RENS1234
Similar Tubes PH4105 (can normally be replaced - small diff'ce)  
First Series   1933 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s) Apr.1933 : Philips Bulletin
Successor Tubes AH1  

Base Europe 7-Pin (C7A, C, 1933) (Codex=La)
Was used by Radio/TV-reception etc.
Filament -: Indirect / If: 1.2 Ampere / Vf 4 Volts /
Literature Taschenbuch zum Röhren-Codex 1948/49   

  e449.gif
  ficha de valvulas
Getulio Jimenez-Gomez
e449.jpg
my collection
Jose Luis Campayo-Soriano

 
10_3.png
Telefunken Werkstattbuch
Wolfgang Bauer

 
e449_spec.png
RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models   1= 1931 ; 1= 1932 ; 9= 1933 ; 5= 1934 ; 3= 1935 ; 1= 1939 ;
Number of Models with this tube   20
No further Information for

E449    

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11OctX