January 2008

Fun with Robotic Arms

  Some of these systems look so dangerous. I wonder what it would take for one of these systems to glitch and malfunction. A slight error is all it would take to kill someone! Kuka makes robots mainly for industrial use and their site is great since they document many of their installs. For example have a look at the LegoLand RoboCoaster.    

Name the Thing Contest - 35

Congratulation to the last contest winner. The prize this week is a multi tool that should help you hack your latest project. This contest will run for this weekend only (January 12 – 13, 2008) . Ending time is based on central standard time. To enter, identify the item pictured above and give an example of what can be done with it. Please do not give the answer in the

Fire Alarm Bell Alarm Clock - Worlds loudest alarm clock?

Overview Ever sleep-in because your alarm clock wasn’t loud enough? With this design that is guaranteed not to happen! This hack takes a standard cheap alarm clock, some interface components and a fire alarm bell to get the job done right. Normally these small alarm clocks use a piezo buzzer to attempt to wake you up. The alarm signal is hijacked from the clock circuit board and used as an

Simple LED Color Sensor

This is a pretty interesting walk though on how to process and read the microvoltage that an LED will put out when exposed to a light source . Who says you can’t teach an old component new tricks? “Hook up a high-quality ultra-bright red LED by itself (no battery or other circuitry) to a multimeter in voltage measurement mode. Put the LED against a light source, such as a desk

Lawn Art

I have a neighbor who keeps his yard immaculate. I have even caught him trimming his lawn with a pair of scissors. I want to add this, and get the whole block talking. But why not get the real thing.

Surveyor SVR-1 Robot going to the Moon?

Surveyor Corporation is working on some cool tech. They are building some of the most advanced robots available in a tiny package. Unlike most other companies they have a build journal that is open to the public that lets us follow the progress of the project. Of course this journal also documents the issues and stumbling blocks that they have has along the way. It looks like this little robot