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50

Information - Help 
ID = 2677
       
Country:
United States of America (USA)
Brand:
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Power/Output 
Identical to 50 = VT-50 = 150_Arcturus = A750 = SO-2 = 450 = 585 = EX650 = 57T250 = L_WLS = L50 = SX250 = VX250 = ER250 = TS250 = RYB250 = RayX-250 = SLX250 = CV2533 = PH250 = RX250 = TC250 = NU-50 = G-50 = CX350 = UX250 = 250 = PA250 = X-250
Similar Tubes
Normally replaceable-slightly different:
  350 ; 586 ; C-585 ; C-586 ; FX250 ; L50 ; P25/450 ; PT-250 ; PX2500 ; U250
Other class quality (otherwise equal):
  38050
First year 1928 Radios von gestern, 2. Auflage
First Source (s)
May.1928 : -- Collector info (Sammler)
Successor Tubes SX250  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 1.25 Ampere / Direct / Specified voltage AC/DC
Description

25 Watt

 
Dimensions (WHD)
incl. pins / tip
x 159 x 67 mm / x 6.26 x 2.64 inch
Weight 78 g / 2.75 oz
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Tube Lore (II)   p. 27 & 214
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren

50.png
50: Internet
Miguel Angel Trujillo-Rodriguez

171_16.png 50: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
50_techdat01.png
50: Sylvania Technical Manual
Peter Hoddow

More ...
Usage in Models 1= 1928?? ; 23= 1928 ; 2= 1929?? ; 8= 1929? ; 15= 1929 ; 4= 1930?? ; 4= 1930 ; 1= 1931 ; 1= 1932?? ; 8= 1932? ; 3= 1932 ; 8= 1933 ; 2= 1934?? ; 1= 1934 ; 2= 1935?? ; 1= 1935? ; 4= 1935 ; 1= 1936?? ; 3= 1936? ; 1= 1937?? ; 1= 1939?? ; 1= 1940 ; 1= 1942??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):96

Collection of

 
50_picolo.jpg

50
 

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