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X77

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ID = 21526
       
 
   
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (new)   Controlling (mu) 
Identical to X77 = 6BE6 = 6А2П = EK90 = CV453
Similar Tubes
Normally replaceable-slightly different:
  5760
Other class quality (otherwise equal):
  5750
First year 1950 Tube leaflet collection E.Erb Analysis by original leaflets

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC /
Literature Röhren-Taschen-Tabelle, (Franzis RTT)   
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mi31_g_6.gif
X77: RTT Schwandt
Günther Stabe

 

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