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AC-UV_McCullough

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ID = 86668
       
Country:
United States of America (USA)
Brand: McCullough, Frederick, S. Co.; Wilkinsburg, later Sales Company; Pittsburg
Developer: McCullough, Frederick, S. Co.; Wilkinsburg, later Sales Company; Pittsburg 
Tube type:  Triode, vacuum   Universal 
Identical to AC-UV_McCullough
Similar Tubes
Other base:
  401
Successor Tubes 401  

Base UV-Base (4 Pins+Bayonet, USA 1914 WE) 2 Top contacts.
Was used by Radio/TV-reception etc.
Filament Vf 3 Volts / If 1 Ampere / Indirect
Description

This tube is ftted with a brass UV base and the earlitst type made by the comppany.

 
Dimensions (WHD)
incl. pins / tip
x 131 x 40 mm / x 5.16 x 1.57 inch
Weight 49 g / 1.73 oz
Information source Saga of the Vacuum Tube, Tyne   p. 345
-- Collector info (Sammler)   


Just Qvigstad
 
mccullough_401_aut38390.jpg

 

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