Make: Technology on Your Time Volume 34

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SMARTPHONE Servo

Plug hobby servos straight into your smartphone and control almost anything with a fingertip.

Written by KAZUHISA TERASAKI

Smartphones have become our primary interface to the network world, and increasingly, to the real world as well. I call this project GlueMotor, because it works like “glue” for putting gadgets together under smartphone control, providing a very easy way to build simple servo-controlled machines.

TIME: 30 MINUTES COST: $$

MATERIALS

» Servomotors (2) Futaba S3003 or other standard hobby servos

» Stereo phone ...

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