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DE34HF

Information - Help 
ID = 28498
       
Country:
Great Britain (UK)
Brand: Radions Ltd., Radion Works; Bollington
Developer: Radions Ltd., Radion Works; Bollington 
Tube type:  Triode, vacuum 
  Ca. 1925 up to 1945 rare.
Identical to DE34HF
First year 1926 Saga of the Vacuumtube, Tyne Seite 393
First Source (s)
1925 : British Radio Valves - The Vintage Years, Thrower

Base Europe 4-Pin (A, 4A, B4, since 1914)
Filament Vf 1.8 Volts / If 0.34 Ampere / Direct / Battery =
Description RF ampl. det., RCC ampl. 
Dimensions (WHD)
incl. pins / tip
36 x 106 x 28 mm / 1.42 x 4.17 x 1.10 inch
Weight 41 g / 1.45 oz
 
de34hfradion.jpg
DE34HF
Peter den Boer

 
de34hf_spec.png
DE34HF: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector



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