Making luminol from household chemicals

luminol-from-household-chemicals

What to make your own chemiluminescent material? Check out this process that uses common household goods to synthesize luminol. You'll need some lab equipment, and [NurdRage] mentions some precautions to take as luminol is not itself toxic, but some of the fumes and intermediary chemicals found during the process are. Start by cutting up some vinyl gloves and boiling them with some rubbing … [Read more...]

How to develop for STM32 discovery boards using Linux

Some hard work has gone into making it possible to develop for the STM32 Discovery board using a Linux system. The board boasts an ARM Cortex-M3 processor, which can be programmed via the mini-USB port on the side. But the company only supports development through their IDE's which don't run natively on Linux. The stlink project aims to solve this, providing a toolchain, and making it possible to … [Read more...]

Modding an inkjet for PCB production

Board

Like all of us, [Ryan] is tired of waiting for board production houses. To reduce some of that turnaround time, he modded an Epson inkjet into a PCB printer. The Instructable of his build is extremely thorough and it looks like he's getting some quality boards out of his project The build started off by disassembling an Epson C86 printer he had lying around the house. Going with an Epson … [Read more...]

The “Effervo” Kinect Particle Effect Machine

effervo

Here's a new hack for the Xbox Kinect called "Effervo". It's a really cool effect built using Openframeworks. The Kinect is setup in front of the user and the projector puts an image in front of the user's screen. Three dimensional data about the person and his or her movements is captured using Microsoft's sensor. As it is described, the Effervo program "uses simple iterative rules to govern its … [Read more...]