John Edgar Park

Latest from John Edgar Park

05/02/2010

I built this ultrasonic tape measure today using an Arduino, a PING))) sensor, and a 7-Segment shield.

04/28/2010

This is an impressive use of Arduino, two servos, a webcam and Processing to tilt a ball platform. I was...

04/27/2010

I put together the breadboarded relay oscillator experiment from the excellent Make: Electronics book, using the parts from the Make:...

04/26/2010

I've been playing around with the for Arduino from the Maker Shed, and I realized that I needed a basic...

04/24/2010

Why does he have my avatar in 8-bit? Because he took an Apple //e and wrote a bootable 5.25" Twitter...

04/24/2010

Gary is a friend of a friend of mine. He is a master of building high-quality solutions to problems in...

04/22/2010

This photo set of of so called "trash can music" instruments is so beautiful I wish I could hear what...

04/21/2010

Would you like to play a game? I put together a VoiceShield, plonked it on an Arduino, recorded and manipulated...

04/19/2010

Ancient three-finger technique for changing robot wheel tires.

04/18/2010

Delta robots use their parallel linkages to maintain a level end effector. This means they're perfect for placing objects in...