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S415N

Information - Help 
ID = 12979
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Developer: Triotron (tubes) = Brand of Schrack, Austria 
Tube type:  Screen-grid Tetrode   Controlling (mu) 
  Ca. 1925 up to 1945 very rare. ***
Identical to S415N
Similar Tubes
Normally replaceable-slightly different:
  H4125D ; NVS4 ; RENS1214

Base Europe 5-Pin (O5A, B5) (Codex=Fc)
Filament Vf 4 Volts / If 1 Ampere / Indirect
Description

Siehe gleich bezeichnete Detektor-Triode von Grammont (Fotos) Frankreich.

 
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1935
 
s415n.jpg
S415N: M.F.
Manfred Fries

 
9_32.png
S415N: Telefunken Werkstattbuch
Wolfgang Bauer

 
triotron_6_3.png
S415N: Triotron Röhrenkatalog von 1942
Wolfgang Bauer


Usage in Models 1= 1930??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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