This tube is intended for use in automobile radios operated from a nominal. 12-volt battery. Design of the tube is such that the heater will operate satis-.
The 12CN5 is a car radio amplifier pentode designed to operate from 12 Volt ... The thin glass tube envelope is 18 mm in diameter, and excluding the B7G base pins ...
12CN5 ; Filament, Vf 12.6 Volts / If 0.45 Ampere / Indirect / Specified voltage AC/DC ; Description. Variable-mu pentode designed to operate in automobile radios, ...
$13.99
RCA Electron Tube 12CN5, NEW (O GC) ; Quantity. 1 available ; Item Number. 386750531488 ; Brand. RCA ; Type. Electron Tube ; Accurate description. 4.9.