Geiger Counter

2FluviB46YXCK5kU

This DIY Geiger counter clicks and flashes an LED each time it detects a radioactive particle. It works with most common Geiger–Müller tubes, and easily connects to radiation rate meters, data loggers, true random number generators, and the Radiation Network’s GeigerGraph software. Share your radiation readings with the whole world! Read more »

9-Watt MR16 LED Lamp

NEa32nEghahgIifx

I have a range of new LED lighting kits and parts available. I have designed street lights / down lights / pool lights / commercial lighting kits as well. Keep a lookout as I will be bringing out more LED lighting kits from my design range. Now you can build... Read more »

Tacit: A Haptic Wrist Rangefinder

TGdeAeiY1FMKUUbC

Tacit is a wearable system that translates the distance to anything you aim your hand toward into pressure on your wrist. The closer the object, the greater the pressure. Sweep your hand around, and the device conveys to you a tactile image of your surroundings. I designed Tacit to help... Read more »