How a 1980s toy robot arm inspired modern robotics

Anyone who played with this toy will also remember the sound it made. Once you slid the power button to the On position, you heard a constant whirring sound of plastic gears turning and twisting. And if you tried to push it past its boundaries, it twitched and protested with a jarring "CLICK … CLICK … CLICK." It wasn't just kids who found the Armatron so special. It was featured on the cover of the November/December 1982 issue of Robotics Age magazine, which noted that the 31.95