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24 Info
Country:  United States of America (USA)      Brand:  Common type USA 
  Tube type:  Screen-grid Tetrode   Universal 
Tube ID = 2656
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Identical to 24 = VT-28 = 224 = A224 = RENS324 = NY224 = UY224
Similar Tubes C324 (Heater different)   24A (can normally be replaced - small diff'ce)   22AC (can normally be replaced - small diff'ce)   624 (can normally be replaced - small diff'ce)   24S (other shape (e.g. bulb, size))  
First Series   1929 -- Collector info (Sammler)
First Source (s) May.1929 : 70 Years of Radiotubes and V.
Successor Tubes 1929 24A  

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Ha) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament -: Indirect / -: Parallel, (AC/DC) / If: 1.7 Ampere / Vf 2.5 Volts /
Tube prices 0 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
Essential Characteristics, GE 1973

  valvula24.png
  Internet
Miguel Angel Trujillo-Rodriguez
uy224.jpg
RCA UY224, 1931
John Hupse

 
s_225_g_1.gif
W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
Usage in Models   1= 1928? ; 2= 1928 ; 2= 1929?? ; 7= 1929? ; 42= 1929 ; 12= 1930?? ; 24= 1930? ; 114= 1930 ; 13= 1931?? ; 89= 1931? ; 488= 1931 ; 36= 1932?? ; 231= 1932? ; 188= 1932 ; 3= 1933?? ; 15= 1933? ; 48= 1933 ; 4= 1934?? ; 1= 1934? ; 2= 1934 ; 2= 1935?? ; 2= 1935 ; 3= 1936? ; 1= 1936 ; 1= 9999? ; 14= 9999 ;
Number of Models with this tube   1345
No further Information for

24    

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