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C/EM2

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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 = 6E12_Ultron = EM2
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 P8A (Au P, 8SC) (Codex=S)
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Description Auch als EM2 oder CM2 bezeichnet 
Tube prices 6 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

cem2schema.gif
C/EM2: Getulio
Ernst Erb

am2_1_1.png C/EM2: TFK
Wolfgang Holtmann

More ...

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

More ...
Usage in Models 2= 1937? ; 17= 1937 ; 3= 1938? ; 25= 1938 ; 2= 1939 ; 1= 1940?? ; 1= 1940 ; 1= 1941 ; 1= 9999

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):53


Collection of

 
c_em2_718.jpg

C/EM2
 

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