CATaLOG: RFID cat tracking

rfidcats

Like many pet owners, [Pete] was curious about his little furry friend's habits while he was gone. He decided to build an RFID tracking system to monitor their positions. This data would then be available on the web.  An Arduino handles the communication of the data, both to twitter and his personal cat tracking site. We were a bit surprised to see that the only data transmitted on the final … [Read more...]

Apple logo secondary monitor

macbook

MacMod member [EdsJunk] has modified the Apple logo on his MacBook to act as a second video display (cache). There's a video embedded below showing it playing Quicktime videos and the iTunes visualizer. Unfortunately there aren't any details of the hardware used. From the display settings, it looks to have a resolution of at least 640x480. We hope to see more details soon. … [Read more...]

LCD repair

lcd

[Andrew] sent us this great breakdown of an LCD monitor repair. After his wife's monitor developed an issue with rippling in the picture, he was forced to decide between trashing it, or fixing it. He decided for the latter, possibly to his wife's disappointment. The rippling image could easily be attributed to a failed filter in the power supply. Knowing that capacitors are a prime suspect in … [Read more...]

Deogen, tiny monitor tester

Deogen is a small, self contained device for testing monitors. It was designed back in 2000 to reduce the amount of space and effort required to test monitors in a computer shop. The initial design used an AT90S1200 microcontroller to generate test patterns for the monitors. Being about the size of a portable CD player, it was much easier to take to any monitor and plug in for testing.Version two … [Read more...]

Rear view jacket

Is your popped collar so epic it emulates horse blinders? Are punk teens always skitching your coattails? Are you constantly moonwalking into power poles, trash cans, and the elderly? [Paul Coudamy]'s Hard-Wear Jacket solves all of these problems. It has a micro-camera embedded in the back of the neck and streams live video to a sleeve mounted monitor. The goal is to expand the perception of the … [Read more...]