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ID = 44172
Brand: Gundelach, Emil; Gehlberg /Thüringer Wald
Tube type:  Half-Wave Vacuum Rectifier   Power-supply 
Identical to GWE514

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 Top contact with a cap.
Filament Vf 2 Volts / If 0.85 Ampere / Direct
Information source -- Collector info (Sammler)   Universität Innsbruck, Museum
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GWE514: © Museum der Experimentalphysik, Innsbruck
Heribert Jung


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