Pentagrid Converter
The 13A8 Vacuum tube is a glass octal type used as a
converter in AC/DC receivers. It was first manufactured
by Sylvania in 1959 and requires an octal socket.
Electrical Data:
Heater Voltage ................................ 12.5 V
Heater Current ................................ 0.15 A
Preferred Substitutes......................... 6D8