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DV1_1volt

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ID = 28527
       
Country:
United States of America (USA)
Brand: DeForest-Tubes
Developer: DeForest-Tubes 
Tube type:  Triode, vacuum   Detector 
  <1925 very rare. ***
Identical to DV1_1volt
First year 1923 ?? Saga of the Vacuum Tube, Tyne Seite 301

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 1 Volts / If 0.2 Ampere / Direct / Battery =
Description

This tube is the short bulb version, with oxide coated platinum filament. It was a "Dry Cell Tube" used for replacement of the RCA WD11 tube (but with appropriate socket adapter.

 
Dimensions (WHD)
incl. pins / tip
34 x 39 x mm / 1.34 x 1.54 x inch
Tube prices 1 Tube prices (visible for members only)
Information source Saga of the Vacuum Tube, Tyne   Page 301
- - Manufacturers Literature   

uv_triode_tube~~4.png DV1_1volt: Fin Stewart
Fin Stewart


Just Qvigstad

Collection of

 
usa_deforest_dv1_01.jpg

DV1_1volt
 

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