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N78 Country:  Great Britain (UK)      Brand:  Marconi-Osram - (Valves/Tubes); GB    Tube type:  Vacuum Pentode   Power/Output  Tube ID = 19329 previous  |  next Identical to N78 = 6BJ5 = CV3711 Base Miniatur-7-Pin-Base B7G, USA 1940 Was used by Radio/TV-reception etc. Filament Vf 6.3 Volts / If: 0.64 Ampere / -: Indirect / -: Parallel, (AC/DC) /

Marconi N78 John Hupse   ARRL Handbook 1972 Michael Schlör

Usage in Models (calculation each 25th of the month)   7= 1950?? ; 6= 1950 ; 5= 1951 ; 1= 1952?? ; 4= 1952 ; 5= 1953? ; 3= 1953 ; 1= 1954? ; 2= 1954 ; 3= 1955?? ; 1= 1955 ; 1= 1956 ; 1= 1957? ; Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):   40

No further Information for N78

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