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33

Information - Help 
ID = 3298
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
Identical to 33 = 133 = UY-33_Japan = UY33 = UZ133D = 233 = ER33 = ER233 = VT-33 = 33S = PH233 = 433
Similar Tubes
Normally replaceable-slightly different:
  38033
Other class quality (otherwise equal):
  CV949
First year 1931 Radios von gestern, 2. Auflage
First Source (s)
Jun.1931 : -- Collector info (Sammler)

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Hy)
Filament Vf 2 Volts / If 0.26 Ampere / Direct / Battery = /
Description USA 
Text in other languages (may differ)
Tube prices 0 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

  33_1.png
  33
Giuseppe Antonio Tusini
 
33_raytheon.jpg
33
Klaus Rüdiger

 
451_1.png
33: Telefunken Werkstattbuch
Wolfgang Bauer

 
33_techdat01.png
33: Sylvania Technical Manual
Peter Hoddow


Usage in Models 1= 1929 ; 2= 1931?? ; 8= 1931? ; 30= 1931 ; 5= 1932?? ; 26= 1932? ; 35= 1932 ; 1= 1933?? ; 1= 1933? ; 21= 1933 ; 5= 1934?? ; 3= 1934? ; 47= 1934 ; 15= 1935?? ; 7= 1935? ; 88= 1935 ; 11= 1936?? ; 5= 1936? ; 33= 1936 ; 6= 1937?? ; 6= 1937? ; 24= 1937 ; 11= 1938?? ; 4= 1938? ; 11= 1938 ; 19= 1939?? ; 1= 1939? ; 23= 1939 ; 3= 1940?? ; 5= 1940 ; 1= 1941?? ; 3= 1941? ; 3= 1942?? ; 2= 1942?
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):466

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