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ID = 24959
Brand: Thermion; Lent (Nijmegen)
Tube type:  Non-linear components   Power-supply 
  Ca. 1925 up to 1945 very rare. ***
Identical to W1 = 329
Production stop Feb.1938

Base Europe 3-Pin B3 (Eu H)
Filament If 1.15 Ampere / Specified current AC/DC ~ = (Series working)

I quer 1 System/A = 1.15 Umax V = 30

Information source Ballast Tube Handbook, The   
- - Manufacturers Literature   1935

329_sockel~~5.png W1: Valvo-Elektronen-Röhren-Handbuch
Alexander Küffer

Just Qvigstad

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