Neo-Geo case mod

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What do you get when you cross a Neo-Geo and a Sega Genesis? A pretty vintage case mod. [Brett] used a variation of the 16-bit console (known as the Mega Drive II) as the base of his project. With an original Neo-Geo motherboard and a few other components (such as a power indicating LED), the 'Geosis' was born. [Brett] removed a few of the unnecessary parts from the mobo, like the power-amp, … [Read more...]

Build an analog TV station

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With the transition to digital TV, the FCC has abandoned the old analog format. Luckily, you can take advantage of this and set up your own analog TV station. The FCC has a tool on their site to see what channels are open in your area to broadcast in. To broadcast, you need a TV transmitter, but cheap short-range models can be found on eBay or made at home [pdf]. Once you have a transmitter, you … [Read more...]

Direct-to-PCB inkjet printing

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Full Spectrum Engineering has offered up a tutorial for their inkjet direct PCB kits that repurpose direct-to-CD capable inkjet printers (such as the Epson R280) to print etch-resistant ink straight onto copper clad board. This is easier and less error prone than some iron-on methods, especially for two-sided boards. Just print (no need to reverse the design), dry on a hot plate or in a … [Read more...]

Repurpose an unused portable CD player

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[Ariel] liked the look of the Muji wall mounted CD player. He set out to build his own, posting a how-to that documents his project. The custom paperboard case contains a portable CD player, two portable speakers with amplifier, and a pull-string switch to turn it on and off. With mp3 players sending portable CD players the way of the dodo, and with the proliferation of powered mini-speakers this … [Read more...]

Gmail without the cloud: tips for next time

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Yesterday's Gmail service outage is a hot topic on just about every news site right now. For so many of us that have always taken the reliability of Gmail for granted it was a real shock to lose all of the functionality of the web based system. Now that we've learned our lesson, here's a couple of tips to help you out the next time there's an outage. … [Read more...]

Simple automatic LED lamps

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[woody1189] put together some automatic lighting for his closet. Nine LEDs are grouped into three lamps and controlled by a hall effect sensor. He prototyped this on an Arduino and then migrated over to an ATtiny85. Although the current implementation could be accomplished without a microcontroller, we'd love to see some firmware improvements such as an auto shutoff for when you forget to close … [Read more...]

Fire Horn

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Artist [Ariel Schlesinger] has managed to replace an air horn's compressed air tank with butane fuel. This hack manages to change the pitch of the horn slightly, as well as making one very noisy flamethrower. While not as impressive as other flamethrowers, this would probably take the cake for most achievable. Currently the site containing the how-to is down, but we would have to recommend not … [Read more...]