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ID = 21149
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Current Regulator, Iron in Hydrogen   Power-supply 
Identical to 1102_Ballast

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Description 5...20 V; 2,0 A
10...80 V; 0,6 A 
Information source -- Collector info (Sammler)   Hönger, Hilfsröhren, 1946
Taschenbuch zum Röhren-Codex 1948/49   
Röhren-Taschenbuch (frühe Ausgaben, spätere siehe andere Einträge)
1102_Ballast: Sammlung GJ
Anonymous 544 Collector

More ...
1102_Ballast: DFV-Röhren-Tabu, 1951
Anonymous 15 Collector


from Just Qvigstad

Usage in Models 1= 1934?? ; 1= 1935??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of a member from D

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