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31_Arcturus

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ID = 56016
       
Country:
United States of America (USA)
Brand: Arcturus Radio Tube Co.; Newark, NJ
Developer: Arcturus Radio Tube Co.; Newark, NJ 
Tube type:  Triode, vacuum   RF/IF-Stage 
Identical to 31_Arcturus = AC-31

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Radio/TV-reception etc.
Filament Vf 15 Volts / If 0.35 Ampere / Half indirect / Parallel, (AC/DC)
Description

The filament in this tube is carbon and it ioperates at 15 volts. This voltage was chosen by the manufacturer to make use of the availability of 15 volt AC transformers used in toy trains.

 
Dimensions (WHD)
incl. pins / tip
x 123 x 45 mm / x 4.84 x 1.77 inch
Weight 49 g / 1.73 oz
 
ac_26_28_32_40_48_ra1_so1~~8.png
31_Arcturus: Fin Stewart
Fin Stewart

 

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