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1A_Amperite

Information - Help 
ID = 56117
       
Country:
United States of America (USA)
Brand: Radiall Co.; New York
Tube type:  Current Regulator, Iron in Hydrogen   Power-supply 
Identical to 1A_Amperite
Similar Tubes
Other base:
  1A_Amptrol

Base Soffit
Was used by Radio/TV-reception etc.
Filament If 0.25 Ampere
Description

Cartridge base. Automatic filament current regulation for 5V tubes supplied from 6V starage battery. e.g. UV201A, UX201A, C301A, DV2 etc.
Makes manual setting of rheostats obsolete.

 
Dimensions (WHD)
incl. pins / tip
10 x 10 x 51 mm / 0.39 x 0.39 x 2.01 inch
Information source Ballast-Tube Handbook; Jacobi 1985   Chart No.7
 
amperite.jpg
1A_Amperite: KoBi
Konrad Birkner † 12.08.2014

 

Usage in Models 1= 1925?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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