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P227_USA

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ID = 36893
       
Country:
United States of America (USA)
Brand: Pilot Electric Mfg. Co. (Radio Corp.); Brooklyn (NY)
Developer: Westinghouse El. & Mfg. Co. - see also Canadian W. 
Tube type:  Triode, vacuum   Universal 
Identical to P227_USA = 227 = 27 = DE-1 = 127 = UY227 = ER227
Similar Tubes
Normally replaceable-slightly different:
  227S

Base UY-Base, 5 Pins (USA, April 1927)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
Dimensions (WHD)
incl. pins / tip
x 108 x 45 mm / x 4.25 x 1.77 inch
Weight 49 g / 1.73 oz
 
p227_usa_so.png
P227_USA: ARRL Handbook 1972
Michael Schlör

 

from Just Qvigstad

Usage in Models 1= 1929?? ; 1= 1929?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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