Prototype set is here

[JBL_1]

Originally Posted by miniman82

That's exactly what I'm wondering. The other end of the resistor string has a wire that goes under the chassis, with connections to many different parts. So perhaps it does have dynamic, but it's done in a different way?:

The transformer is only needed for the vertical component. The horizontal component can be AC coupled. We looked at the same thing for dynamic focus back in the late 1980's. The horizontal component was easy to add the vertical component more difficult. Is that really a high voltage vertical transformer?