FULL - WAVE RECTIFIER
The 5U4GA Vacuum Tube is a glass type
Rectifier. These were made in the late 1950's with black plates and a D getters. It makes them
excellent for that authentic restorations. Also, these sound as good as the RCA 5U4GB.
Electrical Data:
Heater Voltage ................................ 5.0 V
Heater Current ................................ 3.0 A
Substitutes ................................... 5AS4A