Electro Arc’s Auto Feed Feature

https://youtu.be/H7gQ7NzlzAo When the Electro Arc feature was released in 1968 it resembled a mailbox in structure.  Released as the transistorized power feed, this option regulates disintegration and feed automatically.  Originally available only for the LBH head, the auto feed feature was updated in 1975.  This is a convenient feature that monitors your disintegration rate for