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PM2

Information - Help 
ID = 3794
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Triode, vacuum   Power/Output 
Identical to PM2
Similar Tubes
Normally replaceable-slightly different:
  CV1019 ; CV1020
First Source (s)
1926 : British Radio Valves - The Vintage Years, Thrower p.379

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 2 Volts / If 0.2 Ampere / Direct / Battery =
Description Gm=1.7mA/V at Va=100 Vg=0 Z=4.4k ohm. 
Text in other languages (may differ)
Information source - - Manufacturers Literature   
Taschenbuch zum Röhren-Codex 1948/49   
 
pm2_bild1.png
PM2: R.O.
Rudolf Osterkamp

 
1_104.png
PM2: Telefunken Werkstattbuch
Wolfgang Bauer

 

Usage in Models 1= 1925?? ; 3= 1925 ; 1= 1926?? ; 3= 1926 ; 1= 1927? ; 1= 1927 ; 5= 1928?? ; 1= 1928? ; 2= 1928 ; 6= 1929?? ; 3= 1929? ; 7= 1929 ; 1= 1930?? ; 1= 1930? ; 3= 1931? ; 4= 1931 ; 1= 1932?? ; 2= 1932? ; 5= 1932 ; 1= 1933?? ; 2= 1933? ; 3= 1934?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):57


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