Admiral 19A1, no vertical sweep (video attached)

[jr_tech]

Originally Posted by Kamakiri

Tried it on the variac, and the only thing that happened is that the picture shrunk, and it shrunk as it was, it didn't come into sync.

Darn... that actually worked on my 7" Philco... thing made a decent but small picture at about 90 volts line... I found some parts way out of spec!

jr

12K does not seem to be too far off, does the pot have it's full range of 20K?