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BT85

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ID = 77764
       
Country:
Great Britain (UK)
Brand: BTH (B.T.H.), British Thomson-Houston Co, Ltd.
Tube type:  Thyratron 
  Ca. 1925 up to 1945 rare.
Identical to BT85 = CV381

Was used by Radar
Filament Vf 2.5 Volts / If 13 Ampere / Half indirect
Description

BTH proprietari code for CV381. One of the very early hydrogen-filled thyratrons to be used as power switch in radar modulators. Same specs of CV381.

 
Information source -- Collector info (Sammler)   

 

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