2011

512 LED Cube

This is one crazy 8*8*8 LED Cube Build. We have seen other LED Cubes here before but I have never seen one documented as well as this one, if you are looking for some pointers when you build your own this project would make for a great resource. Latches are used to provide the large number of outputs needed to interface to the cube. Check out the video below for

DIY 1970's Calculator

If you think about the technology in the 70s and wonder what a home made calculator would look like this is exactly what I have in mind. A wooden box is used to house multiple small circuit boards and reams of colored wires connect everything together. I remember hearing about the Woz designing many of his creations on paper rather than with actual electronics since the parts were so expensive.

Car Map Light Cheap Fix

Not sure why car manufacturers held onto bulbs for so long. LEDs are the dream solution to the high vibration hard to get to locations that these car bulbs are normally found. Our friend Pete Mills had one of his map lights go bad, the fix for him cost a few dollars and the parts were easily harvested out of a cheap LED light. Benefits of this cheap fix is

Name the Thing Contest - 162

The prize this week is a loupe magnifier, this will let you get a close look at whatever you are working on. This contest will run for one week (January 1 – January 7, 2011). 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 comments.

Plasma Speaker

If you are wanting to build a speaker that will make your friend with the 10,000 home theater envious you need to build one of these Plasma Speakers. Teravolt has made a second version with lots of improvements and it sounds great! There is a full schematic provided so you can easily build it based exactly on this design. I prefer to read a normal schematic diagram but have a