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YN4

Information - Help 
ID = 13174
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Triode, vacuum   Power/Output   Controlling (mu) 
Identical to YN4 = E409 = 104V = 41MP

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fc)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Description

This is a low frequency type to be followed in the circuit by a transformer coupled directly heated power tube. This tube was also available metal sprayed.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Wireless World (The), London (WW, 79)   Advertisement Dec 2 1931
- - Manufacturers Literature

triodeindirektb5_1.png YN4: Triotron Radio Röhrenbroschüre 1928
Thomas Lebeth


Just Qvigstad
yn4_daten_kennlinie.png
YN4: Triotron Radio Röhrenbroschüre 1928
Thomas Lebeth

Collection of

 
yn4.jpg

YN4
 

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