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YN4

Information - Help 
ID = 13174
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  TRIODE (Detail uncertain)   Power/Output   Controlling (mu) 
Identical to YN4 = E409

Base Europe 5-Pin (O5A, B5) (Codex=Fc)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
The Wireless World, London (WW, 79)   Advertisement Dec 2 1931
 
yn4.jpg
YN4: L.B
Leo Brtna

 
triodeindirektb5_1.png
YN4: Triotron Radio Röhrenbroschüre 1928
Thomas Lebeth

 
yn4_daten_kennlinie.png
YN4: Triotron Radio Röhrenbroschüre 1928
Thomas Lebeth



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