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E446

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ID = 1705
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to E446 = H4128D = SP4 = RENS1284 = MS/Pen = NS4 = A4AM = P4150 = RS4346 = TE46 = NSS43 = WE23 = W446 = HP4100 = 5-446 = S435N = 4A9_Ultron
Similar Tubes
Other shape (e.g. bulb type):
  T5-446
Normally replaceable-slightly different:
  8A1 ; DH504 ; HP4101 ; M446 ; S430N ; ST4110 ; T4600 ; TM-C3G-HF ; VH1 ; W509
Other class quality (otherwise equal):
  4618 ; 4636
Other base:
  8A1_7pin ; E446_UX7 ; NSS43_B5+1 ; TE464
First Source (s)
Apr.1933 : Philips Bulletin #D6
Predecessor Tubes E462   E452T  
Successor Tubes AF7  

Base Europe 5-Pin (O5A, B5) (Codex=Fco) Top contact screw type
Filament Vf 4 Volts / If 1.1 Ampere / Indirect / Parallel, (AC/DC)
Tube prices 10 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  e446.png
  E446: Internet
Miguel Angel Trujillo-Rodriguez
 
e446_91.jpg
E446: Collection JR
Jacob Roschy

 
13_5.png
E446: Telefunken Werkstattbuch
Wolfgang Bauer

 
e446_techdat01.png
E446: Philips Röhren Daten 1933
Peter Hoddow


Usage in Models 1= 1931? ; 1= 1932?? ; 1= 1932? ; 5= 1932 ; 3= 1933?? ; 12= 1933? ; 70= 1933 ; 1= 1934?? ; 11= 1934? ; 155= 1934 ; 7= 1935?? ; 22= 1935? ; 84= 1935 ; 1= 1936?? ; 15= 1936 ; 3= 1937?? ; 1= 1937? ; 1= 1937 ; 2= 1940 ; 3= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):399



Forum contributions about this tube
E446
Threads: 1 | Posts: 1
Hits: 2699     Replies: 0
E446 (E446)
Reinhard Hanschke
13.Aug.07
  1

Neupreis 1938: 69,00 FFR. Lit.: Catalog der Fa. MANUFRANCE (MF) von 1938.

 
E446
End of forum contributions about this tube

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