Technology

Half Hour Headphone Hat

Half Hour Headphone Hat

Winter has fully arrived in Massachusetts. While digging through our “Hats” box today, I happened upon a flappy number from last year. Santa recently brought me some cheap headphones, and a few amplified speakers too (but those are  for another project). Tonight turned out to be the time to merge the two into a Headphone […]

Digilent Design Contest

Digilent Design Contest

Digilent is proud to announce the 8th annual US regional Digilent Design Contest, to be held on May 6-7, 2012 in conjunction with the IEEE EIT conference in Indianapolis. Digilent Design Contests are engineering contests open to all students enrolled in any educational institution in that region. Dates Jan 25, 2012 – Registration begins Feb […]

Smartphone-Controlled Ball Launcher

Smartphone-Controlled Ball Launcher

Andrew and his brother built this great ping-pong ball launcher out of salvaged and repurposed parts. I especially like the 13-ball hopper made from two paper towel tubes taped together, and the clever K’Nex-controlled release mechanism. The launcher is controlled with an Arduino connected to a computer and activated via a remote desktop app from […]