Technology

Bare-Bones Arduino

Bare-Bones Arduino

The prolific R. Stern writes – I just assembled my newly-arrived Bare-Bones Arduino clone, developed by Paul Badger. How great! Not only is it perfect for embedding in projects, but the instructions Paul made to go along with it make it so easy. I wish I had a teacher like him when I was learning […]

iPhoneDevCamp wrapup

iPhoneDevCamp wrapup

It’s been a few days since iPhoneDevCamp wrapped up. Although I couldn’t make it there myself, the authors of the upcoming iPhone Hacks were there, and two of them (whurley and Raven Zachary) were organizers of the DevCamp. I’d say it was a success, with over 350 attendees, and 40 new applications for the iPhone […]

The TeslaPhonic organ

The TeslaPhonic organ

R. writes – The TeslaPhonic Organ is a MIDI-Controlled Dual-Resonant Solid State Tesla Coil (MIDIDRSSTC). The electrical system is made up of several subsystems. The first is the MIDI input and control interface. This interface for version 2 is based on the Atmel ATmega16 microprocessor. The TeslaPhonic organ – Link. The completed project drives a […]

Personal powerPlant

Personal powerPlant

Jabroutin writes – The personal powerPlant is a portable device that harnesses electricity through a solar cell and hand crank generator, into a NiMH battery. The device also includes a visual multimeter that monitors the amount of energy stored. The personal powerPlant can be used to power applications up to 8V at 70 mA. Instructables […]

LED matrix clock

LED matrix clock

Hans writes – This LED Matrix Clock is a feasability study for a much larger project I am building for my employer, Click here for a larger photo (800 x 350, 36K). The intention was to prove to myself (and my employer!) that I am able to drive an LED matrix from a PC. This […]