02-28-2017, 05:50 PM
Maybe your tube tester? What tester(s) do you have? My Hickok did something weird like that on a 6SN7GT recently, even with the tube out of the socket... haven't gotten into it yet..
If I could find the place called "Somewhere", I could find "Anything"
Tim
Jesus cried out and said, "Whoever believes in me , believes not in me but in him who sent me" John 12:44