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464

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ID = 73770
       
Country:
United States of America (USA)
Brand: DeForest-Tubes
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum 
Identical to 464 = CV2675 = SE-3864A = 38064 = 264 = CX864 = UX864 = 864 = ER864

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

Low microphonic pre-amp tube used in microphones

 
Dimensions (WHD)
incl. pins / tip
x 93 x 30 mm / x 3.66 x 1.18 inch
Weight 32 g / 1.13 oz
Information source -- Collector info (Sammler)   

ux_base_standard~~362.png 464: Fin Stewart
Fin Stewart


Just Qvigstad
 

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