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4643

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ID = 78203
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum   Power/Output 
Identical to 4643

Base Jumbo 4-pin bayonet (1918) 2 Top contacts.
Filament Vf 4 Volts / If 3 Ampere / Direct / Specified voltage AC/DC
Description

75W triode for Audio and LF transmitter use.

 
Dimensions (WHD)
incl. pins / tip
60 x 180 x mm / 2.36 x 7.09 x inch
Information source -- Collector info (Sammler)   

4643.gif 4643: AH eigene Sammlung
Alexander Hofer


Just Qvigstad

Collection of

 
img_20181020_143218.jpg

4643
 

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