The Servo Database

Truly the Internet has everything!  Everything you ever wanted to know about servos.

DIY Drones

DIY Drones are some really awesome guys:

These are our Arduino-based open source autopilot projects:
* ArduPilot, a low-cost autopilot system for planes, quadcopters and helis.
* BlimpDuino, an autonomous blimp with both infrared and ultrasonic guidance

Plus lots more!