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CB2

Country:  Europe      Brand:  Common type Europe tube 
  Tube type:  Double Diode   Detector 
Tube ID = 217
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Identical to CB2 = TCB2 = UDD51 = DD13S = VCB2
Similar Tubes Normally replaceable-slightly different:
 UDD2
Heater different:
 AB2
Different connections:
 CB1
Other base:
 DD13
First year   Mar.1935 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s) Mar.1935 : Philips Bulletin
Jul.1935 : Die Sendung 1935 #7
Predecessor Tubes CB1   BB1  
Successor Tubes 1936 EB4  

Base Europe side contact, small, P5, Ct5,1933 (Codex=Gd)
Filament Vf 13 Volts / If: 0.2 Ampere / -: Indirect / -: Parallel / series AC/DC /
Tube prices 1 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   

  cb2.gif
  CB2: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
cb2_4.jpg
CB2: My Collection
Danko Tkalec

 
23.png
CB2: Telefunken Werkstattbuch
Wolfgang Bauer

 
cb2_data.png
CB2: Telefunken 1935
Robert Schmalstieg

Usage in Models   1= 1935?? ; 5= 1935? ; 35= 1935 ; 1= 1936?? ; 55= 1936 ; 4= 1937? ; 31= 1937 ; 1= 1938?? ; 5= 1938? ; 19= 1938 ; 1= 1939?? ; 3= 1939 ; 1= 9999
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   162

Forum contributions about this tube
CB2    
Threads: 1 | Posts: 1
Hits: 382     Replies: 0
CB2 (CB2)
Reinhard Hanschke
22.Jul.07
  1 Neupreis 1938: 45,-- FFR
Lit.:                Catalog der Firma Manufrance von 1938
 
CB2    
End of forum contributions about this tube

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