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7A7LM

Information - Help 
ID = 9526
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   Controlling (mu) 
Identical to 7A7LM = CV877
Similar Tubes
Other shape (e.g. bulb type):
  7A7
First Source (s)
21.Nov.1939 : Electron Tube Registration List

Base Loctal-8, B8G (Sylvania, 1938) (Codex=W)
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
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7A7LM
Emilio Ciardiello

 

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