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Information - Help 
ID = 20960
Brand: Siemens; D (S.& Halske / S. Electrogeräte)
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to EW120_Siemens = EW1303
Similar Tubes
Differences not known by us:

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Description 1,26...1,35 A; 3...9 V
Mittelabgriff für GL 1 
Dimensions (WHD)
incl. pins / tip
46 x 115 x mm / 1.81 x 4.53 x inch
Tube prices 1 Tube prices (visible for members only)
EW120_Siemens: Sammlung
Wolfgang Bauer

More ...
EW120_Siemens: Telefunken Werkstattbuch
Wolfgang Bauer


from Just Qvigstad

Usage in Models 1= 1928?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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