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A214

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ID = 13690
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Developer: Triotron (tubes) = Brand of Schrack, Austria 
Tube type:  TRIODE (Detail uncertain)   Detector 
  Ca. 1925 up to 1945 rare.
Identical to A214
Similar Tubes
Normally replaceable-slightly different:
  A206 ; B217 ; H206 ; L210 ; LD210

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1935
 
1_145.png
A214: Telefunken Werkstattbuch
Wolfgang Bauer

 
a214data.png
A214: own collection
Peter den Boer


Usage in Models 1= 1935 ; 1= 1936?? ; 1= 1938? ; 1= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4

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