How To: Print 2-sided (duplex) w/ an Epson all-in-one printer
The Epson video describes how to print two-sided on one piece of paper. When document is ready, go to "File" and then "Print". Click the "Properties" button and select Page Layout tab and turn on the two-sided printing option. Click "OK" in print window. Wait for Epson printer to complete the first page. Take paper, flip over and put it back upside down in the paper feeder. There are instructions that will pop out on screen for this. Click resume and the second page will be printed on the bac...
How To: Use a multimeter and check for ground
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.
How To: Make your own 6v battery pack for the Vivitar 285HV
You can make your own 6 volt battery pack for the Vivitar 285HV camera. The Vivitar 285 is known as the "cockroach" flash because it is well put together and it is very hard to kill the flash. Manual mode settings and the color setting are explained briefly. Instead of using four double A batteries to power this flash you can make your own 6V battery to power it. This is beneficial because the 6V battery will last longer and some of them have the ability to be charged up.
How To: Use a CRT oscilloscope
Wondering how to use an old-timey oscilloscope? Learn how with this video tutorial, which offers step-by-step instructions on setting up and adjusting an old cathode ray tube oscilloscope for the measurment of signals. For more information, or to get started using your own oscilloscope, take a look.
News: Make your own Air Conditioner
Time to prepare for that upcoming insufferable summer heat. For real. This tutorial actually works.
News: The Anti-Cheater Hidden Camera Wall Hook
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 paired with the see-all glass doorknob, your significant other ain't getting away with nothing...
How To: Make your own air conditioner with a fan and copper tubing
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!
How To: Use magnetic card readers and writers with your PC
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 customers' activity.
How To: Hack someone's web cam or online security camera
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 piece of code will open up a list of active webcams. Then just surf through your choices and watch whatever you want. You can even change the camera angle and zoom in and out of the picture!
How To: Graph Mario on a TI-83 Calculator
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, but rather the art that can be "equated" on them—just think of them as the mathematical equivalent of the Etch A Sketch.
How To: Clean a cassette player
Learn how to clean a cassette player. Cassette players may be outdated, but if you've still got tapes, you're going to want to keep them in good condition.
How To: Use an external hard drive for extra storage with your AppleTV
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!
How To: Buy a massage chair
Are you interested in buying a massage chair for your home or office?Massage chairs have built-in electric rollers, nodes, and air bags, all designed to emulate the fingers and hands of a massage therapist.
How To: Calculate compound interest using a TI-84 and solver
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 notations are N is time, I% is the percentage, PV is present value, PMT is payment, FV is future value and C/Y is compounding period. The problem is find the compound amount and the interest earned on $12,903.45 compounded...
How To: Make a burning laser pointer that produces heat
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 laser. Using a micro screwdriver, make sure that the screw on the laser is tight. Now using a soldering iron heat the 03 component shown in the video for a few seconds. Then assemble the laser back together. This video wi...
How To: Make a night vision device
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 tutorial. Now you can see at night!
How To: Strip your Casio fx-82MS calculator
Take a look at this instructional video and learn how to take apart a Casio fx-82MS calculator. First, you'll need to get a screwdriver the take off the calculator's backplate. Make sure not to misplace those screws afterwards. You should be able to see the motherchip after taking off the plate, this is the next item you'll want to remove. These screws are extremely small so it might be best to use a knife to unscrew them. Lift the motherchip and take out the rubber key pad off. To put it bac...
How To: Transform Multiple Screens into One Big Virtual Display
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 Civic Media, the app is completely free and open, meaning you can do it yourself in a matter of minutes. It works like this:
How To: Troubleshoot ink cartridge problems on the Brother MFC-240C
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 that you can take to discerning the problem and correcting it.
How To: Play tetris on a simple Canon calculator
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.
How To: Start using Sony's new Internet TV Blu-ray Disc player with Google TV
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 getting one, this video provides a hands on, showing you how to use the new Sony Internet TV, paired with practically any television.
How To: Use Quick Connect Wireless with Epson projectors
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 projector. As soon as you plug this in, you will see a message appear on your notebook, then the screen will star to appear on the projector as it does on the notebook. It will take a few seconds, depending on the monitor and ...
How To: Resurect your dead lighter
Need some fire in a pinch? Try this trick. It really works! 1 bad lighter + 1 bad lighter = 1 GOOD lighter.
How To: Use a laser pointer without causing eye damage
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.
How To: Set up and use the Sony Internet TV Blu-ray Disc player (NSZ-GT1 / Google TV)
If you've already gotten your hands on Sony's Internet TV Blu-ray Disc Player, powered by Google TV, then you know how powerful this thing is. But if you're thinking of getting one soon, this video series will help you learn what you'll be getting yourself into.
How To: Build a small DIY hydrogen fuel cell science experiment
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 instructions you can make a small hydrogen fuel cell at home that will even power some devices!
How To: Make a simple electromagnet
Playing with magnets can be a fun activity for many young children out there willing to learn about science. This tutorial gives those science hungry kids a cool little trick on how they can make their own electromagnet from scratch. The supplies are easy to get and will take only a few minutes to prepare. So sit back and find out what it takes. Enjoy!
How To: Add Mic Input and Headphones Output to Samsung HMX-T10 Camcorder
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.
How To: Speed up a Logitech Harmony remote control
In this video tutorial, we learn a trick for speeding up a standard Logitech Harmony smart remote control. For more information, including a complete overview and detailed, step-by-step instructions, watch this home-theatre how-to guide from the folks at CNET.
How To: Control AppleTV with your iPhone
All you need to remotely access your AppleTV library is your iPhone. Learn how to control Apple TV with your iPhone with this Howcast guide.
How To: Load a cartridge into a Kodak G600 Printer Dock
This interactive Kodak printer tutorial takes you through every step necessary to fully load a cartridge into 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 problem with it, or not, like a stuck printer cartridge, but lets not get into that, let's get into how to insert a printer cartridge. Let Kodak teach you how. Load a cartridge into a Kodak G600 Printer Dock.
How To: Troubleshoot common problems with a CD player
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.
How To: Make your laser pointer run on AAA batteries
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. Roll some aluminium foil and put it in the metal casing. Put the AAA batteries in the casing with positive side inside. Put the casing and the laser pointer together and the laser works. Bind the two together by two rubber...
How To: Use a multimeter to test common household appliances
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 just that. For more information, and to get started using and reading multimeters yourself, watch this free video guide.
How To: Make an electromagnet with household items
Playing with magnets can be fun for people of all ages. Making your own magnets can also be a great way to keep yourself and young ones entertained as well. This tutorial will take you through the motion of making an electromagnet using items that are regaularly found within your home. Enjoy!
How To: Make a laser out of a lighter
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!
How To: Make a simple toy motor
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 take two leading wires from it. Then keep this strip in between the safety pins and just start it up by rotating to one side. Then leave it aside, it rotates continuously.
How To: Make your own solar panel
In this video, we learn how to make your own solar panel.The amorphous solar glass is the cheapest but it's also the least efficient. You can do anything you want with these and they are durable. The hexagon cells are the most efficient and most expensive as well. The poly crystalline is almost 2 watts a piece and can be purchase in lots of any size. You have to tab these cells together and they are extremely fragile. Be careful when you work with these. To make these, you will solder tabbing...
How To: Troubleshoot refilled printer inkjet cartridges that won't print
If you've gone through the process of refilling your ink cartridges and your printer still isn't printing, don't get your hair in a bunch, watch this video! This video will give you some tips on how to get that old print cartridge working again for your Brother MFC-240C. This video uses rubbing alcohol and soft cloth.
How To: Set up an X10 spy camera
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.
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