Phone Power Supply

Build a mineral oil computer aquarium. It cools the system while giving you something to look at. The setup is quite simple -- with a few cuts to the top brackets on the aquarium, and an acrylic panel cut to provide a flat base for the motherboard to rest on, there isn't much ...more

In this video you will learn how to make a high voltage, high frequency power supply in just five minutes, and for less than twenty bucks. All you'll need is a compact fluorescent light (CFL) and a flyback transformer to make that alternative energy source of yours. Please vi ...more

Plasma TV's are awesome but extremely fragile. If all that happens when you turn your plasma set on is a blinking LED light or it works for a while then turns off, you may have a blown capacitor on your power supply board. This video will show you how to fix the problem yourse ...more

Even basic electronics are pretty damn complicated. This video is near the end of Scotty's amazing series of electronics tutorials, and will teach you about adding a diode and a capacitor to a circuit, choosing a power supply, voltage states, and polarity.

Get started with the LilyPad Arduino! It's a sewable microcontroller that lets you embed lights, sounds, sensors, and much more into your wearables, perfect for clothing and accessories. In this Make Magazine video tutorial, you'll see how to attach the LilyPad and power suppl ...more

Arc welding is a type of welding that uses a power supply to create an electric arch between an electrode (electric conductor) and a base material to melt the metals at the welding point. While you can certainly purchase a welder for your car shop or jewelry making business, y ...more

iPhones, iPads, iPods and iPod Nanos are great, but every now and then they get stuck or frozen and you can't do a single thing to get past that "brick" wall. When your iPhone or iPod Touch goes kaput, check out this tutorial to learn how to unbrick your frozen i-gadget. Thes ...more

This two-part video introduces you to the breadboard, also called a protoboard, used to build electronic circuits without soldering. The first part of this presentation describes the features of a breadboard. The second video continues by showing you how a breadboard is used ...more

In this video the man describes of the circuit bending of Yamaha pss 140 synthesizer. This is a good model it's a FM synthesizers. It got many songs , many cool rhythms,nice trumpets and it is working real nice.Here he states that it is important for power supply or else we do ...more

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episod ...more

What if you could have a secret hard drive connected to your computer that only you could activate? You can! Samimy shows you how to hack a remote controlled toy car and make a super secret hard disk drive in your computer, accessed via a secret activation key. This hidden eme ...more

Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method. Copper does not direct ...more

HTPC. It stands for Home Theater PC. Some refer to it as simply a Media Center. But no matter what you call it, you're going to learn how to build one today. Why would you want to do that? Because one of the main advantages of creating your own home theater system is that you ...more

Rust protection doesn't have to cost a fortune. With a little zinc and some electricity, you can protect your precious metals from rust by galvanization. When you galvanize something, you're giving it a protective coating, and in this case, it's a zinc coating. Watch this sci ...more

Are you getting that nasty "Application access set to not allowed" error on your Nokia 5300 cell phone? Unfortunately, it's a problem for most Nokia 5300 owners, ones who wish to use 3rd party applications on certain carriers, like T-Mobile, who restricts the uses for branding ...more

Systm is the Do-It-Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. They will help you avoid pitfalls and get your project up and running fast. In this DIY episode, see how to safely wire an ...more

Charge your cell phone, mp3 player or other USB-equipped device with the power of the Sun! All you need is a 6-volt solar panel and a female USB cable. Solder them together (this video demonstrates how), and then you have a solar powered USB charger!

Battery life on all cell phones is a problem. There isn't a cell phone on the market today that can satisfy everyone's power needs, but there are a few tips and tricks to making sure you have total control of your battery's lifespan on Droid smartphones. Droid battery life is ...more

Watch this "Grease On Your Hands" video tutorial from the Washington Post to see how to patch a flat tire on your car properly. When servicing any automobile, you should always wear appropriate eye-protection as well as ensure your working environment is properly ventilated. ...more

Is your Droid always running out of power, and a charger isn't always convenient? Start with a hand cranked flashlight, then wire it up so you can charge your phone by hand! Great for pulling your dying phone out of emergencies.

If you're a geek, then this power pack will give you a total techgasm. The power pack allows you to charge pretty much anything you can fit into a 12 volt power jack in your car (where the cigar/lighter receptable goes). The power pack is a portable battery, so no need for cha ...more

Sometimes when it comes to long road trips, we find out that having just on power outlet in your car isn't enough. iPod, cell phone, GPS, etc. how can you be able to use all these items and have just one power outlet? Well in this video, you find out how to add multiple power ...more

Learn how to eliminate cord clutter with the folks from Martha Stewart's REAL SIMPLE. Nothing is more annoying than a pile of messy cords. Those dozens of wires around your home?in your kitchen, by your computer, behind your TV?can be a tangled nuisance. Control cord clutter w ...more

Ever wanted to perform a magic trick but didn't really have the hand eye skills most magicians seem to have? Always thought magic can be performed only by face-to-face and not long distance (say over the phone)? Well think again as I teach you how to do the Mathematical card t ...more

iMovie is probably the easiest-to-use suite of movie editing software ever put together, and in June Apple released a mobile version for the iPhone 4. Since the iPhone 4 can shoot HD video, this puts a lot of filmmaking power in the palm of your hand, literally. This video wil ...more

In this case modding video tutorial, you'll learn how to install a cigarette lighter-style 12-volt accessory outlet into a PC case. Charge your cell phone and other accessories directly from your case with the hack outlined in this video. For detailed, step-by-step instruction ...more

The Evo 4G does a lot of fancy things. Unfortunately, a lot of those fancy things are power-intensive. Interested in getting the most out of the HTC Evo 4G's battery? Whether you're the owner of an HTC Evo 4G Android smartphone or just covet one, you're sure to enjoy this Evo ...more

Congratulations! You're the proud new owner of an Xbox 360. But before you can play, you need to hook it up. You Will Need * An Xbox 360 console * A component HD AV Cable * An HD TV * 2 AA batteries * A wireless controller * A power supply * A power cord * A non-HD TV (option ...more

This video illustrate us how to make ramen noodle soup with a coffee maker. Here are the following steps: step 1: First of all take all the things required that is coffee maker, ramen noodles, water, onion powder, chicken powder and other flavors. Step 2: Now take water in ...more

This easy to follow silent and accurate video will guide you quickly and easily through what you'll need, (like a Power Supply, a sound system that has a Subwoofer Pre-output and a High Input adapter, which may already come with your amp.) First learn what colored wires should ...more

Calculating resistance and power isn't hard... and, as David explains, knowing Ohm's Law and the Power Triangle can be darn useful when you're designing a project, sorting out power supply issues, or want to keep from burning your car down.

Professor of RVing, Jim Twamley shows you how to use your multi-meter to test your RV site 50 amp service and make sure your power supply is on and working properly.

A basic instruction for electronic enthusiasts. I use an RGB LED and a 510 ohm resistor as I may change from 6 to 9 volts later, but with my LEDs i could go as low as 330 ohms. I sacrifice some brightness for the sake of longer life. To choose your resistor, the value in ohms ...more

The beginning of the assemble of a PC including how to install a power supply, optical drive, and hard drives.

A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or ele ...more

In this tutorial, we learn how to build a gaming PC at home. First, grab your processor and place it into the socket of the motherboard. Lock it into place, then apply compound on top, rubbing it in evenly. Next, install the heat sensor, which will keep the processor cool. aft ...more

This video is made specifically for G1 T-Mobile users. The author explains to us that there are no instructions in the manual on how to do a hard reset so this video will explain how. The first step to reset the phone is to power down the phone by pressing the end key and then ...more

In this tutorial, we learn how to assemble a computer from parts. First, you will need to take the motherboard, video card, RAM, hard drive, power supply, CD-rom drive, and the case and make sure you have them all laying out. From here, you will take out the motherboard and pl ...more

Find the ins and outs to UPS hacking in this video from Systm! And were not talking about the parcel service here—we're talking about your UPS system—your uninterruptible power supply, which can be pretty weak. That's why you should hack the tiny battery out of it and replace ...more

In this video, we learn how to take apart an Xbox 360 for modification. First, take off the hard drive from the console. After this, get the grids off of the console by prying with your fingers. Then, you need to get the tabs off of the cooling cover to the console. Once you h ...more

Have you ever tried making your own remote-controlled water boat, but were missing all the key parts? Well, now you don't need to worry about expensive ingredients, because this video will show you how to make an RC engine boat with useless junk. You just might have some old u ...more

In this Computers & Programming video tutorial you will learn how to replace a keyboard for Acer Aspire One 10.1 netbook. Disconnect the netbook from the power supply and remove the battery. You can use a small flat screw driver or a razor blade for replacing the keyboard. You ...more

In this how to video, you will learn how to make a tight rope walking magnet. You will need a power supply with currents between 15 to 25 amps. A thick wire from a half to one centimeter is also needed for the tight rope. A small neodymium magnet will also be required. String ...more