DIY Flexible Fractal Window HDTV Antenna. When I first got an HDTV I still had SD service from my satellite company and couldn't check out the HD quality. After searching the web a bit I came up with a few DIY HDTV antennas. The first one I built was a fractal antenna. It wasn't exactly to spec. I made the antenna out of some paperclips, staples, cardboard and a balun I had. It didn't get a lot of channels but it got quite a few and the signal strength of the channels I did get where very good. I've also recently been checking out the flexible HDTV antennas like the Paper Thin Leaf Indoor HDTV Antenna and the Walltenna Clear Indoor HDTV Antenna because I found I get very good reception when I had my RCA ANT1650R HDTV Antenna mounted in a window but it was awkward to keep in place and prevented me from opening the window.
Full list of materials I used are: I laid out the pattern using Goole Sketchup and printed it out at 1:1 scale 3 times on 2 sheets of paper (one sheet was double sided). That's it! I tested the antenna out. Controlling the mains with bluetooth proximity | Products of Mike's Mind. I’ve found another use for my parallel port controlled socket box ; by using it in conjunction with a bluetooth dongle, I can detect when I have wandered out of the room.
I can turn off a load of peripherals, then turn them all back on when I return to the room seamlessly. I’ve simply plugged the extension leads which power my monitors, speakers, kettle, lamps and fan into the parallel controlled socket then let a ruby script act as the brains of the operation. In order to detect only my phone I had to find out the address. To do this I turned my bluetooth to discoverable and used hcitool: $ hcitool scan Scanning ... 00:26:5F:C6:30:A3 Mike This command lists all discoverable bluetooth devices in range; as you can see, only my phone is in range and discoverable. Bluetooth_detect.rb. Build Your Own Unified, Cordless TV-Plus-Entertainment-Center Combo. Setup a DIY Network ‘DropBox’ (aka PirateBox) PirateBox allows you to quickly setup a mobile wireless file sharing network. Basically, it’s a P2P file-sharing device that can turn any space into a temporary, but secure wireless file sharing network.
Multiple users within range of the device can connect to the network without any log-in and immediately start downloading or uploading files via their computers or mobile devices. As it is not connected to the internet, the system is secure from outside attacks. Also, users remain anonymous as no user logs are generated. The PirateBox is made up of a wireless router and light-weight Linux server connected to a USB hard drive. It can run on AC power or on batteries for portability. Feel free to make your own with the help of detailed instructions on how to build your own PirateBox for about $100.
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