Fresh hacks every day
[kernelcode] has built this pretty slick looking sequencer/groovebox and shared the process with the world. At its heart you’ll find an AVR atmega168 along with a hand full of buttons and blue LEDs. He says the total cost was somewhere around £15-20, so that’s somewhere under $40 for the American readers. There are tons of great pics of the build … Read the rest
Working with easy replication in mind, [Peter] is building a 3D laser printer. The majority of the machine is made from laser-cut acrylic held together by parts that are inexpensive and available at your local hardware store. In the end this will lay down a layer of powder, use a laser to fuse the powder together in the outline … Read the rest
[Rob Stewart] put in a lot of time and built this lighted display at great expense. It displays four letter words using a word association algorithm to pick the next term to show. What interests us is the motorized display. It is made up of fluorescent tubes but they’re not fixed in place. Each can be rotated, as well as … Read the rest
If you find yourself in need of a precision chop saw don’t overlook the value of adding a diamond blade to a spinning HDD platter. [Tony's] four-part writeup of this build springs out of some very special design considerations for a ham radio that operates in the 47 GHz band. That frequency pretty much rules out using normal components in … Read the rest
When the Department of Natural Resources of Australia decided that they needed to capture data about the natural flooding of a cave, they turned to a hacker to get results. The goal was to photograph the area during these floods with an automated system. In the end, they used a gutted Lumix digital camera mounted in a trash can, covered … Read the rest
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