Parts: 0.1uF decoupling capacitors

Most ICs need to be decoupled from their power supply, usually with a 0.1uF capacitor between each power pin and ground. Decoupling is usually used to remove noise and to smooth power fluctuations. Every project will need a few decoupling capacitors; our mini web server project has three ICs that require a total of 11. This can be an … Read the rest

Hack your rear projection TV to be bigger

Want to get a bigger tv but can’t afford it? If you Have a rear projection TV, why not just get a bigger screen? That’s exactly what was done here. They dismantled the old TV, mounted it and enclosed it theater style, with curtains. They then mounted a new screen in front of it and voala, bigger TV. … Read the rest

The pinnacle of modern robotics: Bar2D2

[Jamie Price] directed us to this photostream of the build for Bar2D2. Though it isn’t the first bartender bot we’ve covered. It very well could be the best executed.  Bar2D2 can travel around the party dispensing bottles of beer, shots, and even cans. The construction looks fantastic. You can follow along in the photostream from the very beginning.  … Read the rest