Rob Jarratt wrote:
I find myself in need of an oscilloscope to help me
fix my PDP11 PSU
(I am
If you'll settle for a used analog scope, you might look for a Tektronix
465, which was a very good two-channel 100 MHz scope.
I've never been happy with any of the cheap digital scopes. The good
digital scopes tend to be rather pricey, even used.