Hot Electronics Posts

How To: Make a pinhole lens for a digital camera

In this video tutorial, viewers learn how to make a pinhole lens for a digital camera. The materials required for this project are: a camera body cap, X-acto knife, black tape, small drill bit, sewing needle and sand paper. Begin by marking the center of the body cap . Then drill a hole in the center and punch a tiny hole in the center of the sheet metal. Now cut around the sheet metal and sand it flat. tape the metal piece inside the cap and darken it with ink. This video will benefit those ...

How To: Connect a laptop or PC to your TV with an RGB cable

In this Electronics video tutorial you will learn how to connect a laptop or PC to your TV with an RGB cable. Take your RGB cable and plug it in to the back of the TV as shown in the video. You can also do this with the HDMI cable. Now take other end of the RGB cable and plug it in to the laptop or PC. Then you right click on your desktop, go down to graphics options > output to > monitor. Now you have to change the input to your TV. This will depend on the make and model of your TV. Once tha...

How To: Use the timer function on a Panasonic G1 or GH1 camera

Learn how to set the timer function when using aPanasonic G1 or GH1 digital camera. Learn how to set the auto mode on a Panasonic G1 or GH1 digital camera. Whether you're the proud owner of a Panasonic Lumix DMC-G1 or DMC-GH1 micro four thirds digital camera or perhaps just considering picking one up, you're sure to like this free video tutorial, which presents a complete overview of how to take timed photographs with a G1 or GH1 camera. For more information, including detailed instructions, ...

How To: Easily enter a destination on the Garmin Nuvi 750

Garmin is a popular and trusted brand of GPS devices. In this video, learn how to enter destinations and perform other basic tasks with a Garmin Nuvi 750. This video shows you the Nuvi 750 but all of the instructions should also work with other Garmin models. GPS is fantastic for traveling to new destinations, getting out of a lost situation and finding unknown places faster.

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: Solve the blinking "FEE" error message on a Nikon DSLR

In this video, it is demonstrated how to get rid of a "FEE" error message on a Nikon DSLR camera. The solution is fairly simple and quick to do. First you will want to turn your camera on to where you see the "FEE" error message on the LCD screen. Next, you will set the camera's aperture ring to the highest number available. After this, the last step is to lock the aperture ring by using the switch. After doing this step, your camera should return back to normal working order and the "FEE" er...

How To: Use Auto-FP high speed sync for Nikon SB speedlights

In this video tutorial, viewers learn how to use Auto-FP high speed flash on the Nikon SB camera. Begin by attaching the SB speed light onto the camera and turn on the speed light. This video will be setting up vie the camera menu. In he menu, set it at 1/250s and exit out the menu. The "FP" icon will now appear on the LCD panel. Increase it to 1/8000s or stop up to F/2. 8. This video will benefit those viewers who are interested in photography and would like to learn how to use Auto-FP on a ...

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...

How To: Get your iPod into disk mode and stay in disk mode

In this video tutorial, viewers learn how to make iPods go in disk mode and to stay in disk mode. This is a new technique on how to get and stay in disk mode so viewers can restore their iPod to factory settings and get it working again. Viewers will need an iPod charger adapter. To go into disk mode, viewers need to hold the center and Menu button the same time. Once the apple icon appears, viewers immediately need to hold the center and play button. This video will benefit those viewers who...

How To: Deep clean your vinyl LP records with steam

This video shows a method of cleaning LP records using steam. He uses a Perfection steamer and a record cleaning machine with vacuums, along with a set of brushes, Disc Doctor cleaner, and laboratory grade water. He uses distilled water in the steamer. He turns the turntable on, applies the cleaner, spreads it with a brush, and applies the steam while the record turns. After the steaming is done, he continues rubbing it with the brush, and turns on a vacuum. Next he runs the steamer of the re...

How To: Set a custom white balance on the Canon 5D Mark II

Most DSLR's like the Canon 5D Mark II come with pre-programmed white balance settings: daylight, cloudy, tungsten, fluorescent. But what do you do when you're in a mixed lighting situation and you want to balance between exterior daylight and interior tungsten light? If you set it to daylight, your tungsten light will be too orange. If you set it to tungsten, your exterior light will be too blue. The solution: set a custom white balance to balance the disparate lighting situations.

How To: Connect your laptop or PC to an LCD or Plasma TV

Have you ever wanted to play on your computer on your Plasma TV? If so, this is the video for you. This tutorial teaches you how to use the Plasma TV as your computer screen. With its simple instructions and detailed explanations, you will learn how to turn your Plasma TV into a giant computer screen. In addition, this video teaches you how to identify all of the equipment you will use to make your Plasma TV become a computer screen. By the end of this video, you will be able to experience th...

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: Replace the battery in an iRiver H320 or H340

This is just a quick video to help you replace your iRiver Digital MP3 Player's battery. Patience is key in completing this disassembly and replacement, using just a small screwdriver and a few minutes of your time. This step-by-step video demonstration will show you the procedure for replacing the battery in your iRiver H320 or H340. You can use the replacement battery found in the video, or any other replacement battery, the results are the same.

How To: Operate the Nikon D90 Digital Camera

Watch this instructional video brought to you by Richard Berry to learn how to operate the Nikon D90. This Nikon D90 video tutorial demonstrates how to use the control dial (auto mode, scene modes, program [P], shutter priority [S], aperture priority [A], and manual [M]); read the display and viewfinder; adjust the aperture, shutter speed, focus, spot meter, matrix, exposure compensation, etc.; use the back command dial; and more. Use this Nikon D90 tutorial to familiarize yourself with your ...

How To: Crop pictures with a Kodak EasyShare digital camera

This interactive Kodak EasyShare camera tutorial takes you through every step necessary to crop pictures. If you have a Kodak EasyShare digital camera, you're going to need to know how to do this important step in maintaining your camera and photos. Let Kodak teach you how. It's easy to crop photos right in your hands and is basically the same on all Kodak EasyShare digital cameras. Crop pictures with a Kodak EasyShare digital camera.

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 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: Hack a VHS Camcorder into a Night-Vision Headset

Watch as Kipkay hacks a bulky VHS camcorder and turns it into a night vision headset. This video tutorial will show you that old technology can still be useful in today's world. Just think, you might not have ever been able to see in the dark corners of the night without this hacked VHS camcorder. Night vision isn't just for the military, it's for you, and me, and your dog...

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...