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ER864

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ID = 73750
       
Country:
United States of America (USA)
Brand: Eveready (Ever Ready), AENMC / National Carbon Company (NCC); Columbia
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Audio Frequency 
Identical to ER864 = 464 = CV2675 = SE-3864A = 38064 = 264 = CX864 = VT-24 = UX864 = 864
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 / Battery =
Description

Sturdy non microphonic tube for aircraft communications. Airplane vibrations caused noise in the receiver using normal tubes. This tube fitted with four pillar element mounting.

 
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~~43.png ER864: Fin Stewart
Fin Stewart

Just Qvigstad
 
er_864_4_pillar_jc_e1016.jpg

 
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