Beam Triode
The 6BK4B Vacuum tube is a glass octal type used
for the voltage regulation of
high-voltage, low-current dc power supplies in color
and black-and-white television receivers. Requires an
octal socket. Socket terminals 3, 4, 6 and 8 should
not be used for tie points.
Electrical Data:
Heater Voltage ............................ 6.3 V
Heater Current ............................ 0.2 A
Maximum Heater-Cathode Voltage
Heater Negative with Respect to Cathode
Total DC and Peak ......................... 450 V
Preferred Substitutes ..................... 6BD4A