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864

Information - Help 
ID = 13585
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Universal 
Identical to 864 = CV2675 = VT-24 = SE-3864A = 264 = CX864 = 464 = ER864
Similar Tubes
Normally replaceable-slightly different:
  38064 ; WX12
Predecessor Tubes WD11   UX864  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 1.1 Volts / If 0.25 Ampere / Direct / Parallel, (AC/DC)
Description

Low-microphonic rebased and improved WD11; mu 8.2, Gm 0.65mS.

Sturdy non-microphonic tube for aircraft communication. Airplane vibrations caused noise in the receiver using normal tubes.

 
Dimensions (WHD)
incl. pins / tip
x 93 x 30 mm / x 3.66 x 1.18 inch
Weight 32 g / 1.13 oz
Tube prices 3 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   
 
rca_radiotron_864.jpg
864: RCA
Anonymous 56 Collector

 
171_23.png
864: Telefunken Werkstattbuch
Wolfgang Bauer

 
864_technische_hinweise.png
864: RCA
Anonymous 56 Collector


Usage in Models 3= 1934 ; 1= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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