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ID = 2502
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to E430
First year Sep.1928 KRO gids new: E422, E435, E430 and E415 for fl. 12,50.

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 4 Volts / If 0.9 Ampere / Indirect / Parallel, (AC/DC)
Information source - - Manufacturers Literature   R595H 1-2-1929
Taschenbuch zum Röhren-Codex 1948/49   
E430: Sammlung
Anonymous 557 Collector

E430: Telefunken Werkstattbuch
Wolfgang Bauer

E430: own collection
Peter den Boer

from Just Qvigstad

Usage in Models 6= 1929 ; 1= 1932

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):7

Collection of a member from D

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