Damper, Booster, Flyback Diode
The 6EC4A / EY500 Vacuum tube, also known as 6EC4 and EY500A is used in
radio and television ( TV ) reception. It requires a Magnoval socket.
Electrical Data:
Heater Voltage .......................... 6.3 V
Heater Current .......................... 2.1 A
Prefered Substitutes ................. 6EC4, 6EC4A, EY500, EY500A