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A209 Info
Country:  Netherlands      Brand:  Philips; - Eindhoven; Netherlands 
  Tube type:  Triode, vacuum   Universal 
Tube ID = 2448
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Identical to A209
Similar Tubes 210A_Eagle (can normally be replaced - small diff'ce)  
First Series   1925 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s) 1924 : Saga of the Vacuumtube, Tyne p.421

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament -: Direct / If: 0.08 Ampere / Vf 2 Volts /
Literature Taschenbuch zum Röhren-Codex 1948/49   

a209_01.jpg
Collection TL
Thomas Lebeth

 
a209_so.png
rtt
Michael Schlör

 
a209_spec.png
RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Usage in Models   1= 1926 ; 1= 1928?? ;
Number of Models with this tube   2
No further Information for

A209    

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