Alan Blind, who was engineering director at the Palisades plant from 2006 to 2013 under previous owner Entergy, said the NRC ...

While this won’t solve all your tube testing problems, it will give you a quick start. You can build your own modern tube tester, of course. Or pick up a vintage one.

[M Caldeira] needed to test a tube and didn’t have a spare to do the old swap test. He also didn’t have a tube tester handy. Drawing inspiration from a 2015 video, he managed to cobble up an ...