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X25

           
  Tube type:  HEPTODE   Frequency converter   Controlling (mu) 
Tube ID = 21525
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Identical to X25 = DK96

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 1.4 Volts / If: 0.025 Ampere / -: Direct / -: Battery = /
Literature Röhren-Taschen-Tabelle 14.A, (Franzis RTT)   
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mi21_g_4.gif
RTT Schwandt
Günther Stabe

 
Usage in Models (calculation each 25th of the month)   1= 1957 ; 1= 1958? ; 1= 1958 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   3
No further Information for

X25    

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