What can be said about table saws that everyone doesn't already know? If you're a woodworker, you need one. If you're inclined to build one, these videos should get started in the right direction.
Homemade Table Saw by Savvas Papasavva
Building a Decent Table Saw for Cheap using a Router and a Drill by Cosmas B
Build A Table Saw In 10 Minutes by izzy swan
Homemade micro table saw by iagarrido
Homemade Table Saw by 9en7lem4n
How To Make A Homemade Table Saw #1 by Adam Collins