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LY81

Information - Help 
ID = 57309
       
 
   
Tube type:  Damper, booster, flyback diode 
Identical to LY81 = 11R3
Similar Tubes
Heater different:
  EY81

Base Noval, B9A
Was used by Radio/TV-reception etc.
Filament If 0.45 Ampere / Indirect / Series, AC/DC
Information source -- Collector info (Sammler)   
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ly81_11r3_p0_s.jpg
LY81: Collection Patrice ZEISSLOFF
Patrice Zeissloff

 
ly81_so.png
LY81: rtt
Michael Schlör

 

from Just Qvigstad


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