Random Videos

Randomize Again
How to Build a Laser Spy Microphone

How to Build a Laser Spy Microphone

Listen to conversations over long distances with a homemade laser listening device. All you'll need is a laser pointer, tripod, old pair of headphones, photocell, a recording device, and the step-by-step instructions in this how-to video. The...
Location-Based Game “Urban Defender”

Location-Based Game “Urban Defender”

By using an Arduino, GPS, and an accelerometer, this group put together the “Urban Defender” – A hyper-local geolocation based game which allows users to “claim” various districts of a city by throwing the ball against a wall to claim...
How to Build an Incredible Custom Wall-E Robot

How to Build an Incredible Custom Wall-E Robot

Starting with a lame Wall-E toy, this hacker gutted it to the bare bones, attached servos, infrared sensors, LEDs, and a microcontroller to resurrect it into an lifelike autonomous beast. The author has a well documented build, filled with...
Fireworks Triggered by Cell Phone

Fireworks Triggered by Cell Phone

By using a dirt cheap disposable cell phone, learn to create cell phone triggered fireworks. It’s an incredibly simple project, basically just soldering two wires to the phone and attaching them to a hobby fuse which ignites when current is...
";
Atomic Nixie Clock With GPS And PC Synchronization

Atomic Nixie Clock With GPS And PC Synchronization

This project use 6 old Nixie tubes for display, 1 Real Time Clock, 1 Temperature sensor, 1 microcontroller, 1 Serial Communication Port (PC), display driver circuit, 6 bicolor LEDs (Blue-Red) for background color and 1...
Intelligent Waterfall Displays images using Water

Intelligent Waterfall Displays images using Water

Thousands of water spouts,timers, and precision programming has created this incredible intelligent waterfall.  It displays images, shapes, words, anything you can think of really.  The video really gets intense after about four...
Arduino Powered Helicopter with Four Rotors

Arduino Powered Helicopter with Four Rotors

We’ve seen loads of superb Arduino projects, but few which involve complex aeronautics.  Here we have the “quadrocopter” – an arduino powered, remote control helicopter with four rotor blades.  It’s a superb build overall with the...
Make your Own 21st Century Sundial

Make your Own 21st Century Sundial

If you thought sundials were a thing of the past, think again. The only difference is that this time around things are much more high tech. Over at 5volt there is a fantastic tutorial demonstrating how to build your own laser sundial. The great...
How to: Make Inexpensive LED Lightsabers

How to: Make Inexpensive LED Lightsabers

Have you become a Jedi in your Star Wars delusional mind? If so, break out of the the asylum with a Jedi lightsaber. Oh, but you don't have a lightsaber yet, okay. Well, this video tutorial will show you how to make a very inexpensive LED...
Open Source POV Bicycle Wheel Animation

Open Source POV Bicycle Wheel Animation

We recently covered a fantastic POV system which displays animation or pictures on your bicycle tires as you ride.  Instead of buying that kit, you can learn to make your own quite easily.  This open source POV bike tutorial walks you through the...
Randomize Again