Hot Electronics Posts

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: Restore your iPhone or iPod to factory settings

If something happens to your iPod or iPhone and you can't remedy it with a reboot, you will need to restore your device to factory settings. This is not difficult to do and requires only your computer and your device. You should only restore your iPod to default if absolutely necessary, because you will lose all of your files and folders. Make sure you backup your music and photos before you do it! Good luck!

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: Convert cassette tapes to CDs with Audacity

Dave Andrews gives a simple overview of how to take a cassette tape and convert it to a CD using Audacity. First you will need a cassette tape player, like a boom box, with a microphone jack. Then you'll want to download the free program called Audacity. To begin recording music from the cassette tape simply press the record button on the audacity application while you press the play button on the boom box. You'll want to make sure the audio cable is connected from the boom box to the PC. Fin...

How To: Download music to a jailbroken iPhone or iPod Touch

TysiPhonehelp will show you how you can download music directly to an iPhone or iPod Touch for free. He states that he will be showing an example on how to do this using MewSeek Pro. Next he will walk you through the steps it takes in order to make this successful. Last he proves that this actually does work by playing downloaded music. If you follow the steps in this video, you should also be able to download music to an iPhone or iPod Touch.

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: Begin circuit bending

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 wire, a wire cutter, a wire stripper, a drill with drill bits, plyers (needle nose included), and screw drivers of various small sizes. Other useful tools include cresent wrenches for toggle switches, jewelers files, & a...

How To: Install a headphone jack or backplate on an iPod Video

This video will show you how to install a headphone jack or a backplate in your iPod Video (5th Generation) or iPod Classic (6th Generation). If the Apple warranty no longer covers your iPod, it may be more inexpensive to do this simple repair yourself, instead of purchasing a new iPod. Watch this video iPod tutorial and learn how to install a headphone jack or backplate on a 5th generation iPod Video or a 6th generation iPod Classic.

How To: Operate the Kodak EasyShare DX7630 Zoom digital camera

This interactive Kodak digital camera tutorial takes you through every step necessary to fully familiarize yourself with the Kodak EasyShare DX7630 Zoom digital camera. If you just purchased a Kodak EasyShare DX7630 Zoom digital camera, take this instructional tour and learn how to set camera date & time, set picture quality, review pictures & videos, delete pictures & videos, protect pictures & videos, share pictures & videos, set camera scene modes, set flash & exposure, albuming, and use t...

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: Root Your Samsung Galaxy Camera with CF AutoRoot

As if Samsung's Galaxy series isn't already ruling the smartphone and tablet world, they've now moved on to digital point-and-shoots with their new Samsung Galaxy Camera. The smartphone/tablet/camera hybrid comes equipped with a 16-megapixel image sensor and a touchscreen equivalent to that of the Galaxy S3's size. Not only can you instantly upload photos and 1080p video to the social media of your choice, you can also surf the web and download apps from Google Play as you would any other And...

News: Japan's Flying, Tumbling Reconnaissance Sphere Soars at 37 MPH

Flying orbs. At first, you might think of the Tall Man and his army of flying sentinel spheres, equipped with zombie brains and a mini-arsenal of saw blades, drill bits and shooting lasers. But these flying orbs weren't conceived from the evil mind of a superhuman mortician—they were designed by Fumiyuki Sato, a researcher at the Japanese Defense Ministry's Technical Research and Development Institute—for something other than deadly deeds.

News: FakeTV Keeps Burglars Away by Mimicking Television Light and Scene Changes

In the last decade, burglary rates in the United States have fluctuated little with over 2 million burglaries each year. In 2009, nearly three quarters of all burglaries were from residential properties, with over sixty percent being forcible entry. But we all know burglars don't like confrontation—they prefer breaking into apartments and houses when its owners are away. And that's why it's a must for apartment dwellers and homeowners to be on the defensive, even when they're not home.

News: Revolutionary "Light Field Camera" Lets You Focus After the Picture Is Taken

Focusing has always been a problem with photographers, and even with today's digital cameras it's not easy. The most obvious problem is trying to accurately focus on the subject before exposure. Next, you have to choose the correct aperture size in relation to the depth of field, and make sure you're using the correct exposure. Then there's lens aberrations, where a certain ray of light does not converge to a single focal point in the desired image, resulting in some light leaking away from t...

Coming Soon: Spy Video Glasses with Real Time Streaming to... Facebook?

Lady Gaga and Polaroid's upcoming Grey Label Camera Glasses can record video and snap pictures, but who really wants to show the world what they're up too on those mini LCD screens? It's nothing more than a fancy gimmick between a pop star and a failing company. Isn't the intention of camera glasses to capture things around you as they are? Drawing attention to yourself with clunky video-displaying eyewear kind of defeats the purpose, but that's why they're "fashion" glasses and not practical...

News: New Biometric Device Steals Fingerprints from 6 Feet Away

Dactyloscopy isn’t going anywhere. Forensic science has much relied on fingerprinting as a means of identification, largely because of the massive amount of fingerprints stored in the FBI’s biometric database (IAFIS), which houses over 150,000 million prints. And thanks to the departure of messy ink-stained fingertips, biometric analysis isn’t just for solving crimes anymore.

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.