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227

Information - Help 
ID = 2831
       
Country:
United States of America (USA)
Brand:
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Universal 
Identical to 227 = 127 = UY227 = ER227 = P227_USA = SY227 = G-27 = MY227 = AC227 = PA227 = Y227 = EY227 = T-227 = VY227 = LS227 = SLY227 = GSY227 = Z-27 = C227 = T27 = 227-C = AX227 = LY227 = NY-227 = C-427 = TS227 = 27 = DE-1
Similar Tubes
Normally replaceable-slightly different:
  227B ; 227S ; CY227
Other class quality (otherwise equal):
  228
First year 1927 Saga of the Vacuum Tube, Tyne
Predecessor Tubes 401_McCullough  

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 / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 108 x 45 mm / x 4.25 x 1.77 inch
Weight 47 g / 1.66 oz
Tube prices 3 Tube prices (visible for members only)
Information source Röhren-Vademecum; P.H. Brans; Antwerpen   p. 227
Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (II)
-- Collector info (Sammler)

227_sch.png
227: Allied Radio Corp.
Günter Kudicke

446_16.png 227: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
27_data~~2.png
227: own collection
Peter den Boer

Usage in Models 1= 1927? ; 4= 1927 ; 1= 1928?? ; 15= 1928? ; 85= 1928 ; 3= 1929?? ; 54= 1929? ; 183= 1929 ; 29= 1930?? ; 23= 1930? ; 128= 1930 ; 9= 1931?? ; 27= 1931? ; 68= 1931 ; 6= 1932?? ; 9= 1932? ; 62= 1932 ; 4= 1933?? ; 6= 1933? ; 5= 1933 ; 5= 1934?? ; 3= 1934? ; 3= 1935?? ; 1= 1936?? ; 1= 1939? ; 1= 9999?? ; 3= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):739

Collection of

 
227perryman_002_klein.jpg

227
 

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