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4617

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ID = 23016
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum   Power/Output 
Identical to 4617

Filament Vf 4 Volts / If 0.25 Ampere / Direct / Specified voltage AC/DC
Description Intended for use as audio power amplifier.
Va = 130V, Ia = 25mA, Vg = -8V, mu = 6.3, Gm = 3mA/V, 0.2W out power. 
Information source -- Original-techn. papers.   
 
4617.jpg
4617: Sammlung
Anonymous 557 Collector

 
4617_so.png
4617: rtt
Michael Schlör

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4617: Röhren-Handbuch 1995 Franzis-Verlag
Heinz Höger

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