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ID = 19364
Brand: Ideezet tubes (made by Philips); the Hague.
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Gas Triode   Detector 
  <1925 very rare. ***
Identical to A_Ideezet = C-1 = C-I
First year Jul.1919 Saga of the Vacuum Tube, Tyne Page 270, photo 271

Base Edison medium E14 = 14 mm, mignon Base on each end.
Filament Vf 4 Volts / If 0.5 Ampere / Direct / Battery =
Description Filament volts 4, Filament current .5 amps. Anode 25 Volt. 
Dimensions (WHD)
incl. pins / tip
24 x 115 x 22 mm / 0.94 x 4.53 x 0.87 inch
Weight 21 g / 0.74 oz
Information source

Just Qvigstad
A_Ideezet: own collection
Peter den Boer

Collection of



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