I remember seeing this a few years ago: https://www.youtube.com/watch?v=LnhXfVYWYXE https://www.youtube.com/watch?v=LnhXfVYWYXE That one is probably obsolete n

I remember seeing this a few years ago: https://www.youtube.com/watch?v=LnhXfVYWYXE https://www.youtube.com/watch?v=LnhXfVYWYXE That one is probably obsolete now, but if you search around you may find that this is still possible for whatever is Rigol's current entry-level scope.