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C/EM2

Information - Help 
ID = 218
       
Country:
Germany
Brand:
Developer: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH 
Tube type:  Mag. Eye, 2 shadow angles 
Identical to C/EM2 = EM2 = 6E12_Ultron
Similar Tubes
Heater different:
  AM2
First year Jun.1937 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jul.1937 : Die Sendung
Successor Tubes 1939   EM11   UM4   UM11   EFM11   EFM1  

Base Europe side contact base P (P8A) (Codex=S)
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Parallel / series AC/DC /
Description Auch als EM2 oder CM2 bezeichnet 
Text in other languages (may differ)
Tube prices 5 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   

  cem2schema.gif
  C/EM2: Getulio
Ernst Erb
 
cem2.jpg
C/EM2: Röhrensammlung
Wolfgang Bauer

 
am2_1_1.png
C/EM2: TFK
Wolfgang Holtmann

 
daten_c.em2_aufbau.png
C/EM2: Rundfunkröhren Ratheiser 1949
Gerhard Heigl


Usage in Models 2= 1937? ; 17= 1937 ; 2= 1938? ; 21= 1938 ; 2= 1939 ; 1= 1940 ; 1= 1941 ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):47


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