Alan Parekh

Hard Disk Drive Laser Shutter

  Medix has been working on some interesting projects but as some of you know I have a soft spot for hard disk drive projects. By removing the drive motor and platters there was room to install a shutter in the center. The voice coil that normally moves the read/write head is then used to actuate the shutter open and closed. It can be connected to some external control equipment

Workbench Contest Feedback

  The Workbench Contest is now over and I would like to thank all of the people who took the time to make one of the 34 entries! There are so many great ideas that are guaranteed to help lots of us improve our existing setup and plan for great future bench layouts. I have had a careful look through all of the entries and also received some requested feedback

Learning to ride a Self Balancing Unicycle

  In this video David Martschinske learns how to ride the Self Balancing Unicycle. You might remember when this product was introduced. When are we going to see these everywhere? They are going to make an initial run of 10 for $1500 so if you want one you better act fast. "The SBU is an electric self-balancing unicycle. It controls the forward and backward balance while the rider balances left

Headless Computer Display - using PIC18F4550

  Without a monitor and keyboard it can be hard to see what is going on with a computer system. You can remote in from another computer on the network. This small device allows you to monitor and control you system without booting up any other computers. 🙂 "I have a Mini-ITX server that runs my website, runs my weather station, and acts as a home file server. This server

Arduino Rotating LED Display

How can you own a LAN party? Make your own rotating display that will buzz off the fingers of those who dare come too close. 🙂 “Here my Making of the Arduino Wireless POV. Starting from an old floppy disk enclosure and a old CD-ROM box. Im using a compatible arduino board. Featuring automatic calibration with a IR sensor to detect loop start and adjust letter width (timing). Very simple