Make an Etch A Sketch


Digital information is lossless. You can copy a file from hard disk to floppy to CD to flash stick to … and it will still be the same file. But if you use analog media, such as good old tape, you can rely on the opposite: The data you read from the medium will definitely be different from what you wrote onto it. Anyway, there are many ways to hide secret information in the sound on an audio tape. This article shows you one way of doing this… Link.



Here are some photos and dissections of the Juicebox, a cheap LCD device that can play music and photos. It’s based on uClinux, so there are a few projects currently underway to do some neat things with it. And here’s a tip- to put the Juicebox into test mode – just hold the top and bottom most buttons on powerup. Link.
wikiHow is a collaborative writing project to build the world’s largest how-to manual. With your contributions, we can create a free resource that helps people by offering clear, concise solutions to the problems of everyday life. There are a ton of articles, here’s a good one on making your own Lineman’s phone. Link.