It’s been a long time since the family TV has had a CRT in it, and even longer since that it was using what was basically an overgrown oscilloscope ... a look at the retro necessities TV owners ...

[Sayaka] elected to purchase a cheap DS0138 oscilloscope kit to help troubleshoot ... but it’s enough to do some work on an old retro machine. After probing around to check a number of signals ...