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DL2_deForest

Information - Help 
ID = 28514
       
Country:
United States of America (USA)
Brand: DeForest-Tubes
Developer: DeForest-Tubes 
Tube type:  Triode, vacuum   RF/IF-Stage 
  Ca. 1925 up to 1945 rare.
Identical to DL2_deForest
Similar Tubes
Other base and data slightly different:
  DV2
First year 1926 ?? 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 0.25 Ampere / Direct / Battery =
Description

Plate voltage 150. First made in 1926 with a black bakelite base. This was changed to "Isolantite" (a type of ceramic) in 1927. Production discontinued 1928.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
x 107 x 34 mm / x 4.21 x 1.34 inch
Tube prices 5 Tube prices (visible for members only)
Literature Saga of the Vacuumtube, Tyne   Page 301
 
deforest_dl2_bakelit.jpg
DL2_deForest: O.F.
Otto Frosinn

 
deforest_dl2_sock.png
DL2_deForest: O.F.
Otto Frosinn

 


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