DIY Projects

LED mood lamp

LED mood lamp

Andy’s lovely mood lamp looks even better under the hood! To keep the pattern of light even, he devised a really sweet dodecahedral assembly of custom circuit boards with SMD LEDs mounted on them. The first thing I did was devise a plane for the “bulb.” I decided to go with a dodecagon, which I […]

How-To: Pentax intervalometer

How-To: Pentax intervalometer

The inimitable Randy Sarafan writes: I decided to make a quality DIY intervalometer for my DSLR Pentax camera. This intervalometer should work with most major brands of DSLR cameras such as Nikons and Canons. It works by triggering the shutter using the camera’s remote trigger port. It can also auto-focus before each shot if so […]

Cyclon lawn tractor plow

Snow is on the minds (and driveways) for us in the northeast, so Johngineer couldn’t help but to cylon-up a lawn tractor snow plow. He writes: Back in September I attended the Open Hardware Summit — Everybody who attended got a swag-bag of goodies. Included among these was a Larson Scanner by Evil Mad Scientist […]