My dad has a Shopsmith. It's a table saw, but it's much more. The base unit is a: Table Saw, Lathe, Disc Sander, Drill Press, Horizontal Boring Machine. With attachments, it becomes a planer, band saw, router, etc etc etc
I've seen them used for $500 or so. Lots of bang for the buck there.
Shopsmith Mark 7 and Mark V