I contacted Sun Transformer by email and letter a month ago. Nothing from them. They had my email address, street address and telephone number so contact would be easy. I have contacted other people a

Thierry, Pull the vertical plug-ins out, power the scope on with known good horizontal time base(s). This will see if the vertical is centered inside. If not, remove the left side cover then adjust R4

I am looking for someone who will rewind high voltage transformers for Tek. 454, 647A and 7904. I want to know the time frame and price. The 7904 is the plain version with the high voltage winding on

I have a 454, 647A and 7904 that have bad high voltage transformers that need rewinding. I am looking for someone that can and will do these with time frames and prices. I am also looking for the vert