John Edgar Park likes to make things and tell people about it. He builds project for Adafruit Industries. You can find him at jpixl.net and twitter/IG @johnedgarpark
Make: magazine’s John Park builds an ultrasonic distance sensor using an Arduino, PING sensor, and 7-Segment Shield, all from the Maker Shed. http://blog.makezine.com/archive/2010/05/ultrasonic_arduino_tape_measure.html
John Edgar Park likes to make things and tell people about it. He builds project for Adafruit Industries. You can find him at jpixl.net and twitter/IG @johnedgarpark
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