I am wondering if it's safe to replace the BNC input connectors on my old Hitachi v-422 scope. As long as I'm careful and stay away from the CRT etc? Or is there anything else I'm not aware of?
I've heard of course that probing mains can ruin your oscilloscope, so that is out of the picture. There are a few situations I do not quite understand however: Is probing an i.e. 10:1 transformer ...
I have a Chinese scope with a two-pin power cord and a plastic body, and measure megaohms between its ground terminals and the actual earth, so I believe it has an internal isolation transformer (I ...