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A441N_5pin

Information - Help 
ID = 20483
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Dual-Grid Tetrode   Frequency converter 
Identical to A441N_5pin
Similar Tubes
Other shape (e.g. bulb type):
  TM-BG
Normally replaceable-slightly different:
  BG4 ; DG407/0 ; DX406_5pin ; DZ1 ; MX40_Fotos ; R43M ; TA31
Other base:
  A441N

Base Europe "B5 big size" (D, Bigrille)
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Description

Bigrille-base

 
Text in other languages (may differ)
  tubeenvdiag_klein_mod_bigr.gif
  A441N_5pin: DRB 55
Wolfgang Holtmann
 
a441n_1_1.jpg
A441N_5pin
Joachim Röhling

 
tubesockel_klein_bigrillem.gif
A441N_5pin: W.Holtmann
Wolfgang Holtmann

 
tubecharactdiag_klein_a441n.png
A441N_5pin: Philips
Wolfgang Holtmann


Usage in Models 1= 1927? ; 1= 1928?? ; 1= 1929 ; 1= 1930?? ; 1= 1930

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5


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