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ID = 18788
Brand: Fivre - tubes; Milano (MI)
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 12NK7GT = 12NK7
Similar Tubes
Heater different:
Predecessor Tubes 12K7  

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   

12nk7gt_so.png 12NK7GT: rtt
Anonymous 10 Collector

Just Qvigstad
12NK7GT: Babani 1951-1954
Patrice Zeissloff

Usage in Models 2= 1946 ; 4= 1947 ; 3= 1948?? ; 2= 1948? ; 4= 1948 ; 3= 1949

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):18

Collection of



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