6BQ6GA

High-Voltage Half-Wave Beam Power Output Tube, featuring a 6.3V heater and a specialized top-cap anode terminal pin. It is engineered to withstand high peak positive plate pulses up to 5,000V, functioning as a horizontal deflection output driver or high-voltage sweep modulator inside monochrome television receivers, housed in a standard large 8-pin Octal-style base glass envelope (T-9 bulb).