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13M4U

Information - Help 
ID = 6407
       
Country:
Argentina
Brand: Philips Argentina, FAPESA, Miniwatt tubes; Buenos Aires
Tube type:  Mag. Eye, 2 ranges, 2 shadow angles   Indication 
Identical to 13M4U = UM4

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=V)
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.1 Ampere / Indirect / Parallel / series AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
  13m4u_applic.png
  13M4U: Personal file
Antonio Rabitti
 
13m4u.jpg
13M4U
Aldo Canepa

 
423.png
13M4U: Telefunken Werkstattbuch
Wolfgang Bauer

 
13m4u_chart.png
13M4U: Universal Vademecum 1960
Aldo Canepa



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