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CCH2

Information - Help 
ID = 3866
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode-Heptode   Frequency converter   Controlling (mu) 
Identical to CCH2
Similar Tubes
Heater different:
  ECH2
Heater and shape different:
  CCH2_Tungsram
First Source (s)
Jun.1938 : Philips Bulletin
Predecessor Tubes CK1   EK2  
Successor Tubes 1939   UCH4   UCH21   ECH3  

Base Europe side contact base P (P8A) (Codex=Sao) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 29 Volts / If 0.2 Ampere / Indirect / Series, AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
  cch2.gif
  CCH2: ficha de valvulas
Getulio Jimenez-Gomez
 
cch2_philips.jpg
CCH2: M.F.
Manfred Fries

 
84_2.png
CCH2: Telefunken Werkstattbuch
Wolfgang Bauer

 
cch2_data_tungsram.png
CCH2: Memento Tungsram Vol. 4
Jacob Roschy


Usage in Models 7= 1938 ; 1= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8


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