This project uses a Dallas iButton to operate an electronic lock. Have a look at the full article for lots of detail and project source code to build your own. "This electronic lock can be used with any type of iButtons you may already have, since the only thing needed is the internal serial number, that’s different for every iButton. The command used to read the serial number is the
This is a cool DIY Bluetooth mod that looks like it gives you good results for a small investment in parts. “Why did I do it? Well, the original BT headset was kind of crappy. People were complaining that they can’t hear me properly, and the audio volume was not the best either. Plus, wearing it behind the ear is not very comfortable, at least not for me. Another reason
Ever want to flip a display, it may be easy to say but hard to do. That was the case with Steve’s clock. 🙂 “So, while i was setting up my stuff in my dorm room the other day, i faced a delima. We moved our dressers, and i no longer had a place to put my clock to put it on the same level as my bed (my bed
For only $60 this seems like a cool weekend project. “For about $60, you can build a camera crane for a lightweight videocamera. The nifty thing about this design is that you can not only the move crane up and down and rotate it, but you can also pan and tilt the camera at the end of the crane. Plus, it’s pretty lightweight and can be easily disassembled and
Sanjiv Dutta saved some money when he decided to make this LED Based Handycam Light instead of going to the store and buying one. It looks very bright and based on the pictures on his site (scroll to the bottom) it seems to work very well! "I have come with a naive solution, but a working one. I put resistors to drop the supply voltage when needed, by means of
Here is a super simple phone busy indicator. It should only cost a few dollars to build! “Have you ever been using the modem or fax and someone else picks up the phone, breaking the connection? Well, this simple circuit should put an end to that. It signals that the phone is in use by lighting a red LED. When the phone is not in use, a green LED is
The Alcohol Stove is the perfect DIY accessory for your next camping trip. “Top burning alcohol stoves are generally dependable and easy to operate, just light and wait for your food or water to heat up. They also produce a circular array of individual flames similar to a gas range. The stove shown above is made of two 12oz pop can bottoms. Twenty-four jets were drilled around the outer base
