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PM2A

Information - Help 
ID = 16184
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Triode, vacuum   Power/Output 
Identical to PM2A
Similar Tubes
Normally replaceable-slightly different:
  K30G ; LP220 ; YD2
Other base:
  PM2A_UX
First Source (s)
1929 : History of the British Radio Valve to 1940 p. 150, 165
22.Nov.1935 : Wireless World (The), London (WW, 79)

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.2 Ampere / Direct / Battery =
Description

Ra 3,600 ohms. Gm 3.5mA/V.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

1_105.png PM2A: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
pm2a_techdat01.png
PM2A: Mullard Valves 1936
Peter Hoddow

Usage in Models 1= 1928 ; 2= 1929 ; 2= 1930? ; 1= 1930 ; 13= 1931 ; 7= 1932? ; 8= 1932 ; 9= 1933? ; 2= 1933 ; 1= 1934?? ; 2= 1934? ; 3= 1934 ; 1= 1936

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):52

Collection of

 
pm2a.jpg

PM2A
 

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