This video, incredibly short for it's massive content, will teach you how to make a laser tripwire that, combined with a photoresistor, can trigger just about any device. You can make traps, alarms, awesome party decorations, and all sorts of other awesome things with this easy-to-make device, provided you have a soldering iron and a local electronics store to buy some parts.
Have you ever wondered what sort of microscopic critters are floating around in your water? Well, you can find out with just a few bucks worth of materials and a laser pointer. Really. That's all it takes to build your very own homemade laser projection microscope, aka a water drop projector.
Doorbells are a great idea. They let you know when someone who's not a burglar is trying to enter your house, apartment, or squat. They eliminate the need for lots of noisy yelling and startling door pounding.
Want to learn how to build a laser tripwire and alarm out of snap circuits? I'll show you how to build both circuits— the laser tripwire circuit and the alarm circuit.
Looking to transmit some super-secret audio communications to your other spy buddies? A laser is the perfect tool for getting your sounds heard from a small distance—without anyone intercepting them— even if it's just a cover of your favorite pop song. A laser audio transmitter uses light rather than radio waves to transmit sound. This is a much more secure way to send audio communications because the laser is a focused beam of light, whereas radio waves are not controlled, so they can be pic...
When we talk about augmenting our reality, we often first think about vision instead of our other senses—but there's more to an immersive experience than what you see. One inventor figured out how to utilize sound and touch to create a simple, upgraded version of laser tag that you can play with your smartphone.
Eavesdropping from a distance can be tricky because it usually requires some sort of bug or transmitter. It's easy to transmit audio through lasers, but you can also use lasers to build a microphone that picks up audio from a distance. LucidScience built the Laser Spy System for about $20. To make your own, you'll need a cheap laser pointer, an NPN phototransistor, a headphone amp, and a few other small pieces listed below. A light-to-sound circuit is installed in a small plastic box with the...
Who doesn't love Duck Hunt? It's arguably one of the most popular games ever created for the original NES system, even in spite of the mocking dog that everyone hates. I'm sure a lot of people still have their old controllers in the attic somewhere, so unless you're lucky enough to have an NES that still works, why not put that childhood nostalgia to good use?
If you've ever wished you could keep tabs on the fish in your aquarium, Justin of Antipasto Hardware Blog has just the mod for you! He created this DIY "shark detector" that sends out a tweet whenever Bruce the shark breaches a perimeter that he set up in the tank.
Hi All, I have a new VFX tutorial online - this time I show you how to create a 3D laser in After Effects using the Trapcode Form plugin.
It's been proven over and over that you can make batteries out of fruits and vegetables such as lemons, potatoes, and even apples. Turns out, passion fruit is also acidic enough to power a battery, but Maui Makers member Ryan K decided to take it a step further by adding a laser. Passion fruit, or Lilikoi as it's called in Hawaii, is usually over-abundant in Maui, so Ryan decided to put it to good use. Using anodized bolts, copper pipe, wire, switches, and some LEDs, he built a battery that c...
For those who thought the action in Pokémon Go was a bit too pedestrian, Father.io wants to recruit you for a multi-player, first-person shooter that unfolds on the streets of your own city.
Proud new papa Gjoci wanted to make sure he never had to worry about whether or not his baby girl was breathing, so he built this amazing breath-detecting baby monitor using a Wii remote, a printed circuit, and a laser. First, he opened up the Wiimote and took out the camera, then used an Atmel Atmega88 microcontroller to make a printed circuit. Low-power infrared lasers shine on the baby's clothing and the Wii camera detects the motion of the baby's breath, activating an alarm if the motion ...
It's not just for annoying cats, anymore. You can upgrade your laser pointers and turn them into an actual burning laser! This tutorial by Kip Kay shows you how to mod a basic laser pointer into a higher powered laser.
Kipkay demonstrates how to extract the laser from a DVD burner and mount it in a small flashlight to create a handheld laser burner that can light matches and burst balloons, all in this how-to video. All you need is a 16x DVD burner, a laser housing, and a flashlight. Watch this video tutorial and learn how to modify a flashlight into a relatively strong laser.
Lasers are one of the coolest things that you can build yourself from a pure sci-fi fantasy standpoint. They're not easy though, but this video will help you somewhat by describing different types of laser diodes and how to connect them to a power supply.
If you are the proud owner of a laser cutter, you had better be careful with your expensive new toy. Some materials can damage the optics in your laser or produce poisonous gas when you cut them, so you need to make a gas containment chamber to work in. Watch this video to find out how to do that out of silicon wafer, silicone sealant, and a metal cookie tin lid.
There's probably a reason that laser pointers are banned from most schools: They're just to fun to put down! Whether you're using them as a pointer, to distract your classmates, or to very wickedly point them in people's eyes, they are toys that are quite addicting.
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 creator of this video tutorial does not mention the need for sophisticated software. But the principle is quite sound. If you can figure it out, you can eavesdrop and spy on whoever.
Build your very own Trek-style Blu-Ray laser phaser with this hacker's how-to video from Kip Kay of Make Magazine. To replicate this hack at home, you'll need the following materials: (1) a PS3 Blu-Ray laser assembly (which can be had on eBay for roughly $45), (2) an original series-style Star Trek phaser gun (a good quality replica of which can be found for roughly $30), (3) a 9-volt battery, (4) a 9-volt battery snap, (5) a 150 Ohm resistor, and (5) a new switch to replace the phaser trigge...
This video is a 2-for-1 special. It will teach you how to make not one, but TWO cool props for a film or costume. They are, in no particular order, a gas mask / ventilator and a laser pistol. Both look very cool, require some materials and carpentry skills, and are sure to make your next sci-fi film much more realistic and enjoyable to watch.
The lasers from Halo might not be quite as famous as the assault rifles form the games, but they are still a very cool-looking and integral part of it. This video will show you how to make your own replica of the Spartan laser from Halo out of a toy gun called the Belt Blaster. The end result looks so real it might get you arrested by any cops from the future that you may run into, so be careful.
In today's day of mobile devices and improved technology, anything of yesterday can be considered retro— even a freakin' slingshot! Yes, that's right— forget fallen down tree branches. A rubber band and tree limb ain't going to cut it anymore. These days, kids need accuracy, and Kipkay has the knowhow.
A fabulous mink wrapped notebook? Automotive paints, laser etching and water bubble finishes? It's one of our odder episodes of Systm. Learn how to customize your laptop.
You can construct your own burning red laser very easily and very cheaply. All you need are a soldering iron, Phillips head screwdriver, an LPC-815 laser diode, and a RKCSTR driver. Once you have everything together, follow this video to build a burning red laser.
See how to make a simple laser communicator with KipKay and MAKE Magazine! Find out how to secretly shoot your voice across the room in stealth mode on the beam of a laser! Kipkay loves his lasers! A simple laser communication device is the perfect way to talk across the room.
Secretly shoot your voice across the room in stealth mode on a laser beam in this fun and easy project! Make Magazine and Kipkay present this cool spy trick. Build a simple laser communicator that transmits your voice across a room. You need an amplifier, radio, laser pointer, battery pack and a solar cell.
Kipkay has a new cool project for you. In this video, you'll learn how to make a laser out of a lighter. All you need to do is a cheap butane lighter. Any one will do, including one bought from a convenience store. Just watch this how-to video, and you'll be playing with your laser pointer in no time at all!
A laser vortex is a basically a tool and allows you to make a circle of red laser light quickly and easily for creating lightshows, especially useful when combined with a fog machine. This video will teach you how to make one for cheap out of parts your can find at any hardware store.
At some point in Fallout: New Vegas on the Xbox 360, you'll eventually find yourself in Hidden Valley, the secret location of the Brotherhood of Steel. After exploring their bunker, you may find yourself meeting with Knight Torres, the Quartermaster for the Brotherhood of Steel. She will tell you that she is missing a Laser Pistol from her last shipment and wants you to go look for it. Well, not just any old Laser Pistol will do, apparently— she wants something very specific. In this video, y...
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episodes from this Revision3 show.
Laser Tag is using lasers and projectors to tag buildings with light! This is a joint project between Graffiti Research Lab and Make Magazine's Bre Pettis. Tag with lights. It's reversible and non-destructive.
If you've been making nice with NCR, or you know, making not so nice and lying about it to get in, you've probably found HELIOS One at some point during your travels in Fallout New Vegas. Not only is HELIOS One a power plant, but it also houses a Orbital Laser Strike weapon within its depths! But in order to use it, you will need to get a hold of Euclid's C-Finder! In this video you will get the location of where to find the C-Finder to call down your fiery wrath!
If you've accidentally jiggled your Xbox while a game was playing (or maybe your pet did), you might experience the Perfect ring scratches - or a laser burn. Ignore all the advice that tells you to use toothpaste, an eraser, or even crazier substances. All you need to do is go down to your local video game store or rental store (like Vintage Stock, GameStop, EB Games, or a similar place) and ask for a disk resurfacing. It's usually either cheap or free, and definitely worth it!
Since the Playstation 3 and Xbox 360 rivalry began, Sony fans have always turned to one simple feature the PS3 dominates over the 360: Blu-ray. Yes, Xbox took a gamble with HD DVDs and since their demise, the PS3 has dominated in the video department. But of course like any bit of technology, things can break. So if you have a messed up PS3 blu-ray player, this tutorial series may be the answer you are looking for. Find out how to repair or replace a PS3 blu-ray drive laser and mechanism. Rem...
The Sony Playstation 3 is a powerful video game console that can rival any console out there. It has a great collection of video games, can access the internet, and one of the best features is that it plays blu-ray dvds. But of course, like any electronic device, nothing is perfect, and neither is the PS3. In this video tutorial series, you'll find out how to repair the PS3 blu-ray drive laser. Warning: opening up your PS3 may void your warranty and cause more damge to your system. So be care...
Although your Blu-ray Disc player inside your PlayStation 3 may be working just fine, there are cases where they have been known to fail, specifically the laser. This is a very rare case, but if it happened to you, if your Blu-ray player isn't reading your movies anymore, this guide aims to help you fix it. Watch the video to learn how to disassemble the PS3 to retrieve the Blu-ray player.
Mice, cute as they may be, are an unwelcome visitor in many a home. This video tutorial provides step by step instructions on how to hack a wireless electronic laser mouse trap from an automatic garage door opener and a computer mouse. Find out where those little pests are going. Watch this video tutorial and learn how to build a laser motion detector mouse trap.
Going for a Predator outfit for Halloween or as a cameo in your film, you want to try to get as close to the real thing as possible. In this video you will learn how to perfectly align LED lights to create the targeting lights that the predator uses for its canon with a quick tutorial!
Here's how to make a simple green laser projector using a DC motor, pipes, and epoxy.
