12DQ6B/12GW6

High-voltage octal 8-pin beam power pentode designed with a 12.6-volt heater filament, built to act as a horizontal deflection output amplifier in heavy-duty mobile or series-string television chassis. Equivalents: 12DQ6, 12DQ6A, 12GW6. Real-Life Examples: 12-volt series-string console televisions, vintage high-power mobile ham radio transmitters, specialized mobile testing platforms.