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Hot Electronics Posts

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: 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: Clean the camera contacts on a DSLR

When the camera has trouble auto focusing the first step to take is to clean the contacts on the lens. If it continues then the contacts on the camera may need cleaning. When you clean the contacts in the camera you have to be extremely careful because they are inside the shutter chamber and there are a lot of small parts that can be easily broken in there. Face the camera down at all times during the cleaning procedure. Take the battery out of the camera and remove the lens. Put the rear cap...

How To: Fix a compact disc player drawer problem

When CD and DVD players stop working, it's usually because of the drawer not opening and/or shutting. For this CD player, the problem turned out to be a broken belt between the motor and the wheel that has the gear that opens the drawer. Look at these two video tutorials to see how easy it can be to fix, by replacing one belt with a rubber band.

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: Use a digital camera as a webcam for Skype

In this video tutorial, viewers learn how to use a digital camera as a webcam on Skype. Users will need the AV cable and a USB capture device. Begin by connecting the AV cable to the USB capture device. Plug the cable to your computer and your digital camera. Users will need to download and install the Debut Video Recording software. Open the program and click on Device. Users may have to go to Options and configure the settings. On Skype, right-click the person you want to call and select Sh...

How To: Fix a convergence problem on your rear projection TV

In this tutorial, we learn how to fix a convergence problem on your rear projection TV. First, go to the menu on your television and see if you can fix the convergence through this. If this doesn't work, then try replacing the STK IC's that are inside of the TV. This will require you to take the television apart and find where the convergence board is. Once you find this, disconnect all cables and remove the bored. You will see two STK IC's attached to their heatsinks. After you find these, r...

How To: Remove the SIM card from an iPhone

Check out this instructional electronics video that illustrates the simple process of removing the SIM card from an iPhone. It doesn't take much to pull the SIM card out of an Apple iPhone - just a small paperclip will do the trick. Check out how it's done by a technician in this tutorial video.

How To: Fix an iPod with a "folder & exclamation mark" warning

This video shows us how to fix an iPod that is displaying a folder icon and exclamation mark warning and does not function. The first thing you will need is obviously the iPod, typically the 1st Generation to 5th generation iPod. The second thing you will need is your sync cable, and also a wall charger. The first thing you have to do with the iPod is to reset the iPod by holding down the center button and at the same time hold down the menu button. After a few seconds without letting go the ...

How To: Use zoom and telephoto lenses on a Canon DSLR camera

Need a primer on how to use zoom lenses with your Canon DSLR camera (a 7D, 5D, or Rebel T2i, for example)? This brief video tutorial from the folks at Butterscotch will teach you everything you need to know. For more information, including detailed, step-by-step instructions, and to get started using zoom and telephoto lenses on your own Canon digital camera, take a look.

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 your own projection silk fabric screen

This is for all of you Go-Go Gadget MacGyver's out there. A step-step video example of how to build a projector screen from scratch. So, if you're tired of playing movies from your digital projector onto a bare wall, listen up, because you can make your very own DIY screen. It's a fun process, so make sure you do it right, so you're digital projector sines bright.

How To: Get started with the Nikon D40 & Nikon D40x

It is a tutorial that explains the basic guidelines of Nikon D40 and D40x cameras. This enables everyone to take photographs successfully and prepare the camera for use. Attach the lens of the camera by rotating towards the right; make sure that no dust gets into the camera. Then remove the protective cap from lens and align the white dot on the lens with the white dot on the camera's body. Turn to the left until it clicks in to place. First, we must charge the camera's battery; when the LED ...

How To: Download music using Safari on your iPhone or iPod

The viewer learns how to download music on their iPhone or iPod using Safari. The video starts with the instructor talking about what it was that made him decide to use Safari to download music. The speaker uses a lot of profanity in his intro and the instructional part of the video does not start until 3 min into the video. The video/audio quality is poor at times. The instructor will show you in a step by step manner. If the viewer follows the instructions (and ignores the extra blah blah b...

How To: Set up the D80 pop-up flash as commander for Nikon CLS

These are the steps required to set your D80's pop-up flash. First, go to the "Custom Shooting Menu." Then you choose #22 on the screen: "Built in Flash." Choose the "Commander Mode" option. The modes that are available for the pop-up flash include TTL, AA (Auto Aperture) M (Manual) and Off (no flash). If you are using an external flash unit, you use either group A or B. The light frequencies and proper settings are related to how much light compensation is needed. +3. 0 is high power, 1. 1 i...

How To: Understand the difference between a F1.8 & F5.6 lens

What is the difference between a F1.8 lens and a F5.6 lens? It's really very simple! F8.1 has a much larger lens, and therefore it allows more light to pass through. There are several benefits in having a larger lens. Number one: The quality of the background is improved. Number two: Your focus speed is faster. Number three: Low light ability is better. F1.8 lens are a professional level. F5.6 lens are the commercial kind. For a higher quality photo, you might consider using a larger size lens.

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: Turn your iPod Nano 4G off

MegaFastfinger shows us how to put your iPod Nano 4G on standby. You just press down on the play/pause button for a few seconds and the iPod will turn off, meaning it's on standby. To turn it back on you press down on the play/pause button for a few seconds and it will turn back on. To turn it off completely you need to press down on the center button, then the menu button and it will turn off. When you turn it on the apple logo should appear and you will know you've turned it off completely.

How To: Set up a Canon 7D for slow motion

In this video, learn how to set-up a Canon EOS 7D camera for slow motion. Learn about the settings you need to use to prepare to shoot in one of the high speed modes. To see more of the videos on this subject, check out the parts below, especially on processing the slow motion film.

How To: Fix an iPod that shifts from logo to battery warning

This video shows how to fix an iPod which is stuck in a loop between battery warning to the apple logo. You will learn how to fix your iPod by watching this video. The procedure used in this video is to sync the iPod to the computer. Lock the iPod in disconnect mode so you can let it charge. You then wait for it to charge. You then tell I-tunes to restore the iPod to factory settings. If these steps don't work you need to replace the battery.

How To: Connect your personal computer to your digital TV

Have you ever wanted to watch content from your PC on your digital TV? This step-by-step guide makes it simple to understand and do. The video tells you exactly what you need in order to make this happen. You will need either a VGA connector cable or an HDMI cable, (if your PC supports it) or possibly a MINI to RCA audio cable. The video shows you the rest of the way and how to configure your TV and PC.

How To: Fix a frozen iPod Classic or Nano

This video describes the procedure of how to unfreeze, or reboot, an iPod Nano or classic. When an iPod of the Nano or classic design is frozen (not in temperature), and has a stuck screen, the procedure of how to unfreeze the iPod Nano or classic requires the user to press down the middle button of the iPod interface, and the menu button of the iPod. Keep the buttons depressed for the duration of approximately eight seconds until the frozen screen goes away, and is replaced with the Apple lo...

How To: Program an RCA universal remote

If you just bought a new RCA universal remote and want to program it then this is for you. The first thing you have to do is hold down the TV button and tap and hold the on/off button until the TV button lights. Now you have to keep pushing the play button so your remote can send codes to your TV/ device. You may have to do this several times. Next you push rewind until your TV turns off. The last thing you have to do is press the stop button to make the remote accept the code. Now you remote...