Planar Triode
The Western Electric 416B is a gold plated planar triode
designed for use as an amplifier or frequency
multiplier in high frequency transmitters at frequencies
in the order of 4000 megacycles. The 416B has a ring
shaped threaded gold contact,
which secures the tube in place when being used.
Electrical Data:
Plate Voltage ................................. 270 V
Grid Voltage ........................ +1.5 to -15.0 V
Plate Current ......................... 33 Milliampes
Grid Current .......................... 15 Milliampes
Heater Cathode Voltage ......................... 45 V
Preferred Substitutes ............ 6239, 6280