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DL14_deForest

Information - Help 
ID = 28520
       
Country:
United States of America (USA)
Brand: DeForest-Tubes
Developer: DeForest-Tubes 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to DL14_deForest
Similar Tubes
Normally replaceable-slightly different:
  UX171
First year 1927 ?? Saga of the Vacuumtube, Tyne Seite 301

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 0.5 Ampere / Direct / Battery =
Description Neg grid voltage = 27 V at an anode Volts of 135 V Neg grid voltage = 40.5 V at an anode Volts of 180 V 
Dimensions (WHD)
incl. pins / tip
45 x 108 x 35 mm / 1.77 x 4.25 x 1.38 inch
Weight 38 g / 1.34 oz
Tube prices 1 Tube prices (visible for members only)
Literature - - Manufacturers Literature   
 
deforest_dl14_01.jpg
DL14_deForest: O.F.
Otto Frosinn

 
ux4_4.png
DL14_deForest
Peter den Boer

 


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