555 Timer Ball Whacker

This project uses a simple 555 timer chip and a feedback loop to control a servo-controlled wooden arm. Whenever an object comes close to a photosensor mounted on the end of the arm, it blocks the amount of light detected, which triggers the arm to swat the object away. Read more »

Pole-Mounted Aerial Photography Rig

Sometimes nothing is as important as perspective. My goal in photography is often to find a view no one else has found, to be able to see things from unusual and insightful vantage points. The most practical way to obtain the elusive aerial perspective is by attaching a camera to... Read more »