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AN4

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ID = 13763
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Triode, vacuum   Universal 
Identical to AN4

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

This tube was also available metal sprayed.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1931 tube data booklet

7_88.png AN4: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
an4_daten_kennlinie.png
AN4: Triotron Radio Röhrenbroschüre 1928
Thomas Lebeth

 
uk_triotron_an4_valve.jpg

AN4
 

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