radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

P441N

Information - Help 
ID = 11425
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Developer: Triotron (tubes) = Brand of Schrack, Austria 
Tube type:  Vacuum Pentode   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to P441N = APP4130 = L4138D = E463 = RENS1384
Successor Tubes 1935   AL2  

Base Europe 6-Pin B6 (Hx B) 1933 (Codex=Ld)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.35 Ampere / Indirect / Parallel, (AC/DC)
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1935
Babani, International Radio Tube Encyclopaedia
 
11_5.png
P441N: Telefunken Werkstattbuch
Wolfgang Bauer

 
triotron_7_1~~1.png
P441N: Triotron Röhrenkatalog von 1942
Wolfgang Bauer


from Just Qvigstad

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg