
iv Make: Robotic Arms
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VI
Chapter 1
THE FOUNDATION OF ROBOTIC ARMS. . . . . . . . . . . . . . . . . . . . . . . . .X
Project 1: Making Our First Circuit Move ...................................11
Project 2: Our First Active Control Circuit ..................................19
Project 3: Our First Potentiometer Circuit .................................26
Chapter 2
TWO DEGREES OF FREEDOM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Project 1: Building Our Two-Link, Two-DOF Robotic Arm ....................32
Project 2: Controlling the Angles of Our Motors ...