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E449

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ID = 2506
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  HEXODE   RF/IF-Stage   Controlling (mu) 
Identical to E449 = RENS1234 = FH4105 = NSS44 = TE49 = H426N = X4123
Similar Tubes
Normally replaceable-slightly different:
  W449
First year 1933 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Apr.1933 : Philips Bulletin #D6
Oct.1933 : L'Histoire Singulière du Tube Radio; G. Duperray 2009
Successor Tubes AH1  
Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=La)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Specified voltage AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
e449.gif
E449: ficha de valvulas
Getulio Jimenez-Gomez
10_3.png E449: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		e449_spec.png
E449: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector
More ...
Usage in Models 1= 1931 ; 2= 1933?? ; 5= 1933? ; 13= 1933 ; 1= 1934? ; 7= 1934 ; 3= 1935 ; 2= 1939
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):34

Collection of

Bruno Candreia (CH)
Christian Schaufelberger (CH)
Peter den Boer (NL)
Patrice Zeissloff (F)
Jose Luis Campayo-Soriano (E)
Collection of a member from FIN
Tomasz Szczesniak (PL)
Karlheinz Fischer (D)
 
e449_philips.jpg

E449
 

Variants

Dimensions W x H x D = 49 x 155 x 35 mm.
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