PS: if it turns out that the interference is not coupled in via the blanking signal, we then move on to check "one by one" the other places it could...
Another thing I could have mentioned about the Tesla transmitter and ground currents, is that a number of experimenters have claimed they can detect...
It seemed a real shame to me that a lot of good Tek scopes got trashed because of those darstardly NVrams. Also, to re-cal the scopes, they often had...
D320 probably only conducts in zener mode when there is excessive drive to the vertical output stage, enough to get the peak vertical flyback voltage...
The main item that is capable of drawing excessive current from the 26 V rail is the vertical output IC. So I'd suggest removing the IC. Re-power the...
There is a simple 8223 (like a 74S188 32 word prom) Prom programmer published on page 223 of the book "The giant handbook of computer projects" from...