In this well-written how to, the builder shows you how he collects broken photovoltaic (PV) cells and panels (sold on the cheap at places like Electronic Goldmine and Silicon Solar) and then wires them up and re-cases them to create new PV panels. How to MAKE PV Solar Panels – Link
MAKE Flickr photo pool member eschlaep uploaded some nice scope clock photos! – My oscilloscope clock displays the current time. The buttons on the front access the menu system (which I have not completed at this time). The knobs on the side control the CRT brightness, focus, size, and position. The row of buttons navigates […]
In a rather strange move, French start-up Aldebaran, and their Nao humanoid robot, has been chosen as the replacement competitor for the discontinued Sony AIBO. The two-legged Nao will replace the four-legged AIBO in the Standard Platform League (formerly the Four-Legged League) of RoboCup, the popular robotic soccer competition. It seems something of a curious […]
Paul writes – I got one of those battery extenders the other week and have been working through several years worth of “dead” batteries. At $40 for the device, if these all get used just once more, it paid for itself. And I assume I can get more than one re-use out of each one. […]
The Hacker’s bench needs your help, they want to interface with these LCDs… These look like the Nokia LCDs we’ve covered here (links in the comment) – so lend a hand and they’ll send you some… So, quite some time ago I won a box of LCD displays on an ebay auction. Turns out there […]
Ronald writes – The oscilloscope is still one of the most important measurement tools of the electronic engineer. With the advent of the often very reasonably priced USB scopes, such an instrument is now within reach of every body. Twenty five years ago that was quite a different story. A (good) oscilloscope was then a […]
Here’s a USB servo controller of controlling up to 16 servos! The API is provided and according to the maker who sent this in, many open source projects have already been released… Link.
