Focus Coil circuits?

[mbates14]

Originally Posted by Kevin Kuehn

Have you tried the tube? Quite possibly it will focus just fine with no focus magnet or focus voltage. If you read the typical operational conditions there's a note C that specifies the preferred condition for best focus.

No I need to restore the set first. I just wanted to secure a CRT before i even tried becuase there would be no point. the original CRT was an open cathode. I tried to weld it but i was tapping too hard on the CRT and necked it.