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ID = 19356
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Full-Wave Rectifier gas filled   Power-supply 
  <1925 very rare. ***
Identical to Gleichrichter_gross
First year 1918 -- Collector info (Sammler) Heinz Trochelmann

Base Edison big E27 = 27 mm Side contacts.
Filament Vf 4 Volts / If 8 Ampere / Direct
Description Typ: Neon
Anodenspannung: 3000 Volt
Heizspannung: 4 V
Heizstrom: 7 bis 8 Ampere 
Dimensions (WHD)
incl. pins / tip
125 x 185 x 72 mm / 4.92 x 7.28 x 2.83 inch
Weight 139 g / 4.90 oz
Information source -- Collector info (Sammler)   
Gleichrichter_gross: EE
Ernst Erb

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from Just Qvigstad

Usage in Models 1= 1919?

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

Collection of a member from D
Collection of a member from D

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