If you're doing any sort of electrical work at home, a multimeter is an invaluable tool to have. But as invaluable as it is to have a volt/ohm meter, it is obviously even more invaluable still to know how to use one. And, with this electrician's how-to, you'll learn how to do ...more
Hot Other Devices Posts
Learn how to use a multimeter to check for proper ground with help from this quick video. Also shown, is how to use a Fluke probe to pierce wires to test voltage. You can uses these practices when installing car alarms, fog lights, car stereo, and accessories.
Ever wish you could see in the dark? Well, you can't but this how-to will show you a way to build a device to help you out. You will need light polarizors, a flashlight, and a digital camera. Make an infrared night vision device, just follow along with the steps in this video ...more
Looking to get into the weird world of circuit bending? In this four part video tutorial geared towards beginners, learn in thirty minutes how to circuit bend. Tools you will need include a soddering iron with innerchangeable tips (thin pencil preferred), thin sodder, hook-up ...more
This tutorial will let you hack into a wide selection of web cams and online security cameras. The hack is actually quite easy, and is best done with a browser like Mozilla Firefox. Navigate to Google in your browser, and then type in "inurl:viewerframe?mode+refresh". This pie ...more
When it comes to graphing and comparing functions, the TI-83 graphing calculator is the end-all device for math and science students. But one of the most entertaining aspects of Texas Instruments' powerful algebraic and trigonometric calculator is not the equations themselves, ...more
It’s just a few steps to make a toy motor. Take a battery of any brand, then take two safety pins. Attach them to both the sides of battery as they act as positive and negative. Then take a magnet, keep it on the battery. Now take a strip, which is rolled into a circle, and ta ...more
In this video tutorial, viewers learn how to make a burning laser pointer. Users will just need a regular 5Mw green laser pointer. Begin by unscrewing the top of the laser pointer and take out the batteries. Carefully with a pair of pliers, break the glue seal and remove the l ...more
The heat can be oppressive, and air conditioning can be expensive. But you can build your own air conditioner for just $40, with a fan, styrofoam cooler and a length of quarter-inch copper tubing. Cool your home inexpensively with this mod!
WonderHowTo loves gadgets. We also tend to enjoy getting our hands (just a little bit) dirty. So, naturally, Brando's Wall Hook Coat Hanger Camcorder is the latest gadget to excite. Disguised as a coat hanger, the device is actually a camera triggered by motion detection. And ...more
In this tutorial, we learn how to use Quick Connect Wireless with Epson Projectors. First, make sure you have one cable connected to the projector and one cable connected to the computer with a USB streamline. This makes it much easier and more efficient to plug in your projec ...more
CD players are largely a thing of the past, but their audio quality is still top-notch. If your old CD player is broken, watch this video for ideas on ways to troubleshoot common CD player problems and repair them.
Step by step instructions on how to make an air conditioner using parts that cost less than $40.
The Junkyard Jumbotron is an amazing project that allows a collection of random web browser enabled displays—laptops, smartphones or tablets—to share a single image split across the group, creating one large virtual display. Created by Rick Borovoy at MIT's Center for Future C ...more
Movies, TV shows and other media content can fill up even the most generous hard drive quickly. You can use MediaUSB on aTV Flash to connect an external USB drive to your AppleTV for extra media storage capability, and this tutorial shows you how. Make the most of your Apple TV!
Although laser pointers are the favored pointing tool of teachers at large college lecture halls and can be great for directing students to various signs or areas in the classroom, often times students and kids have these pointers as well and use them just for fun. Unfortunat ...more
The spy camera shown in this how-to video has a 60 foot cable, and is full color and has audio. This spy cam can be used as a security device, or to feed paranoid delusions or stalking urges. Watch this video tutorial and learn how to set up an X10 spy camera.
Magnetic card readers can make e-transactions far simpler, especially for people who are running their own small business. You can also watch this video to learn about card writers, which can let you create your own magnetic cards (such as a membership card) to track your cust ...more
This video shows us the method to make your laser pointer work with AAA batteries. Take a metal casing made of metal. In the video, we take a Duracell mini flashlight and remove the front and back part. Unscrew the top and back of the laser pointer and remove the batteries. Ro ...more
This interactive Kodak printer tutorial takes you through every step necessary to fully remove a stuck cartridge on a Kodak EasyShare G600 Printer Dock. If you have a Kodak EasyShare digital camera, you probably have one of these G600 printers, and you've probably had a proble ...more
Sony's new Internet TV combines the power of Google TV and television into a neat and accessible package. And setting up your new Google TV is a cinch. This video walks you through the quick setup process for getting your Google TV system going. The player in this video is mod ...more
This video will show you how to use a metal detector to look for gold. There are gold nuggets in rivers and hillsides all over the United States, waiting for you to find them. With the proper equipment and a little know how, you can strike gold!
In this video tutorial, we learn how to record a song idea with an AudioBox USB digital audio interface. Whether you're new to PreSonus' DAW or new to digital recording more generally, you're sure to find much to take away from this free video software tutorial. Take a look.
Are you looking for a way to increase the storage space and the battery life on your Photo Storage Viewer? Take a look at this instructional video and learn how to upgrade the hard drive and battery life on the Epson P-2000. The tutorial goes through the disassembling and upgr ...more
The hydrogen fuel cell has great potential to replace carbon-based fuels in our vehicle fleets and stave off global warming. It's a difficult concept intellectually, so why not make this fun little science experiment to try it out for yourself? Yes, by following these simple i ...more
Sometimes knife handles break or just become old and a new handle would be nice. This video is going to show us how to replace a old handle with a new one. For this project you will need: Mahogany board from a used pallet Jigsaw Backsaw Sandpaper Steel file Drill Brass ...more
Watch this electronics video tutorial to learn how to customize your ride. This how-to video will show you how to install fun vehicle icons in various colors, makes, and models to personalize your on-screen map in your Garmin Nuvi.
Replacing ink cartridges can be a pain, but a bigger pain is when they don't work correctly. Even after you put them in, some Brothers will still show that there is no ink, or that you're still low on ink. In this video you'll learn some of the various troubleshooting steps th ...more
The BristleBot is a simple and tiny robot with an agenda. The ingredients? One toothbrush, a battery, and a pager motor. The result? Serious fun. The BristleBot is our take on the popular vibrobot, a simple category of robot that is controlled by a single vibrating (eccentric) ...more
With the help of a program called TItunes & standard earbuds (and adapter) we can listen to music played by a TI84! Mod you calculator to play music. This only works on a TI84, not a TI83. This program probably doesn't work for the TI83 because of timer instructions. But the ...more
Epson printer setup is easy, let’s start by connecting the standard USB cable into the USB port in the back of your computer, the other end of the USB cable will go into the USB slot in the back of the projector. Simple as that your slides will start immediately! With the Epso ...more
This is a video tutorial in the Electronics category where you are going to learn how to calculate compound interest using a TI-84 and solver. Press the apps button on the calculator and press enter to load the TVM Solver which is the 1st choice. Here the meaning of various no ...more
This video tutorial from Melrose Jewelers shows you how to set a Rolex Day-Date President wristwatch. Setting the Rolex Day-Date can be done with just a few simple steps. You will see how to set the day, the date, and time... just watch.
Google TV is a revolutionary new way to enjoy your two favorite things in life— Internet and TV. And Sony just happens to be the first company to design television products powered by Google, like their Internet TV Blu-ray Disc Player (Model NSZ-GT1). If you're thinking of get ...more
This video shows us the method to make a universal motion alarm to protect your home. You will need a reed switch with an alternating contact, a 9V battery with a battery clip, a switch, a buzzer, a small plastic box and a magnet. When a magnet is brought near the reed switch, ...more
Take a look at this tutorial and learn how to build your own birdwatching digiscoping adapter! All you need is a strong plastic 1,5 litre soda bottle, tape, a hose clamp, and some rubber. It´s cheap and works just as good as the expensive ones that you can buy.
This "how to" works with some Canon calculators. By entering a specific code you can play a very simple form of the classic video game Tetris! Have Fun :) Play tetris on a simple Canon calculator. Click through to watch this video on tricklife.com
This is the cheapest device to gather interviews as a small, easy-to-carry recorder. I started to use it for preproduction and film documentation after I bought it in a Polish discount shop for about 100 Euro. The only problem was very poor sound quality. I decided to mod the ...more
VieDo expert Alan Puccinelli shows us how to make your own battery with a simple lemon. You might think it's impossible, but if you follow the instructions in this tutorial, you will find out that it is actually really simple. The video gives you a lot of information about ele ...more
Learn how to make a cheap burglar alarm/trip wire alarm with step by step instructions. This is pretty basic but effective. Cardboard, fishing line, batteries, soldering wire, soldering iron, hot melt glue gun, an empty soft drink can, electrical tape, buzzer are some of the n ...more