Electron Ray Tube
The 6AB5 / 6N5 Magic Eye Vacuum Tube is a glass
type used to indicate visually by means of a flourescent
target the effects of a change in the controlling
voltage. It is used as a convenient means of indicating
accurate radio receiver tuning. This tube was first
manufactured by RCA in 1947 and requires a 6-contact
socket.
Electrical Data:
Heater Voltage ................................ 6.3 V
Heater Current ............................... 0.15 A
Preferred Substitutes ......................... 6N5
Substitutes ........................... 6E5, 6U5, 6T5.