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11R3

Information - Help 
ID = 57310
       
 
   
Tube type:  Damper, booster, flyback diode 
Identical to 11R3 = LY81
Similar Tubes
Heater different:
  6R3

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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11r3_ly81_p1_s.jpg
11R3: Collection Patrice ZEISSLOFF
Patrice Zeissloff

 
11r3_so.png
11R3: rtt
Michael Schlör

 

from Just Qvigstad

Usage in Models 1= 1965??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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