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ID = 58897
Brand: Triotron (tubes) = Brand of Schrack, Austria
Developer: Triotron (tubes) = Brand of Schrack, Austria 
Tube type:  Triode, vacuum   Universal 
  <1925 rare.
Identical to SS_UV
Similar Tubes
Other base:

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 2.3 Volts / If 0.07 Ampere / Direct / Battery =

detector and LF and HF amplification.

Lateron this type had a filament voltage of 3 and a filament current of 0.06 Amp.

Information source - - Manufacturers Literature   August 1924

2a_uv4~~24.png SS_UV: own collection
Peter den Boer

Just Qvigstad
SS_UV: own collection
Peter den Boer


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