Advice Admiral 12X12 20Z1 low contrast w/ lines

[rca21d645]

Originally Posted by bandersen

Looks like a tired CRT or low HV. Are you able to measure the HV ? Should be around 9 kV.

I don't think I have any easy way of measuring the high voltage as I don't have a high voltage probe, however I do know that the picture tube is fairly worn out but I didn't think that that would cause the retrace lines to appear like that.