Communications Electrical Chemical Search Results

How To: Make deadly homemade bolts

In this Hobbies & Toys video tutorial you are going to learn how to make deadly homemade bolts. Take a pencil and remove the ferrule from the end of the pencil. Make sure to pull it off completely so that you expose the flat end. Then take three pieces of electrical tape and tape them on the pencil and on to each other so that they form three wings. Now take a tack pin and with the help of nose pliers and pliers break off the rear end. Apply some hot glue to the ferrule end of the pencil and ...

How To: Use pennies to fix the 'red ring of death' on Xbox

In this video tutorial, viewers learn how to use pennies to fix the "red ring of death" on an Xbox 360. The materials needed for this procedure are: 3-12 pennies, duct tape and a hot glue gun. Begin by disassembling the console. Now stack 2-3 pennies on top of each other and wrap them with the electrical tape. Make 4 stacks and wrap until there is no copper showing. Glue the stack of pennies to each RAM chip and assemble the console back together. This video will benefit those viewers who hav...

How To: Save your wet cellphone

In this video tutorial, viewers learn how to save a wet cell phone. Begin by taking the battery and remove all electrical power. Now wrap the phone in a dry washcloth and cover it with aluminum foil. Then put it into an oven for 5 hours at a low temperature. It is recommended to heat it at about 125 degrees. Another method is to put the phone into a container filled with dry, uncooked rice and leave it for 1-2 days. This video will benefit those viewers who have accidentally dropped their pho...

How To: Change the spark plugs on a 4.7L V8 Jeep engine

A spark plug is a device that fits into the cylinder head of an engine and ignites compressed fuel with an electrical spark. This video tutorial demonstrates how to change the spark plugs on a 4.7L V8 Jeep engine. When changing spark plugs, wait until the engine has cooled down to reduce the risk of thread damage, and use proper tools and safety precautions to insure a successful outcome.

How To: Set up a standby generator for your home or business

In this video tutorial, viewers learn how to set up a standby generator for their home or business. A standby generator is a back-up electrical system that operates automatically. This video shows you how to properly setup a standby generator to power your home or business in the event of an emergency. It provides many tips. If you choose to use a portable standby generator, it should be used as conjunction with the manual transfer system which consists of a manual transfer switch, power inle...

How To: Fix garbage disposal jams without a plumber

In this video you are shown how to fix garbage disposal jams. Jams or electrical surges in your garbage disposal may make it appear that it is no longer working which is in fact not the case. Many people buy whole new units when that is unnecessary. If your garbage disposal jams, you can take a jam buster, which is basically an Allen wrench, and insert it into the small hole in the center of the bottom of your disposal. Twist until the jam, or whatever is obstructing your disposal, is broken....

How To: Replace the front oxygen sensor in a Saturn S series

Richpin's Auto Repair takes you through the steps of replacing the front oxygen sensor on a Saturn s-series vehicle. To begin replacing this sensor, you are shown how to remove the resonator box. Once the resonator box is removed you'll be shown a quick tip on how to make the removal of the oxygen sensor a little easier using PB Blaster spray. Next you'll be shown how to remove the electrical connector to the sensor and be given a suggestion on which tools are necessary to remove the sensor f...

How To: Clean and detail an engine

Learn how to clean your auto engine with these great tips. • Apply spray wax to fenders to prevent spotting on the paint, from engine degreaser. • An alternator is a crucial electrical device which must be protected from water and other chemicals. as a precaution, cover it with a plastic bag and the distributor cap if it is visible. • Spray WD40 on any exposed wires to prevent water or chemicals from penetrating. • Wet underneath the hood; wet the engine; use low pressure water on the engine ...

How To: Make a digital television antenna

Analog TV will stop all broadcasts on June 12, 2009. If you're not ready yet for the transfer from analog to digital, you bet get ready. You can buy a digital convertor box and a digital antenna for your analog television, you can but a digital antenna for your DTV-enable television, or you can save some money an build your own antenna! This video tutorial will show you how to make a digital television antenna with some coaxial cable, an empty coffee can, a hammer, a nail, and some duct tape ...

How To: Tie a bowline with a few ways of securing it

Need to know how to tie a Bowline with a few ways of securing it? This way shows you how to secure it with a seizing so that it won't accidentally come undone. Included is a little variation of the bowline with a built-in seizing. If you don't have electrical tape to secure the bowline feed the bitter end back through the hole. It also makes it so you don't have a tail line dangling if you're towing something.

How To: Replace the knock sensor in a Saturn S-Series car

One day, your car may break down and you won't be able to afford to hire a mechanic, so what do you do... you look on the web for some how-to vehicle repair videos and become your own car mechanic, that's what. You don't need any advanced training to perform repairs and simple maintenance on your automobile, but you may need a few tools. Invest in the basic tools and you'll be prepared for just about any car malfunction you can think of. These tutorials will help get you on your way, as long ...

How To: Make a glowing ice bulb from a balloon

To make a glowing ice bulb, like the one in this how-to video, you need LEDs, batteries, wire, a balloon, and electrical tape. First, you connect the led to the wires. Then, you put the LED in the balloon, fill the balloon with water and freeze it. Once frozen, remove the balloon and attach batteries. Watch this video tutorial and learn how to make a glowing ice bulb from a balloon.

How To: Chemically strip furniture or woodwork

Stripping furniture or woodwork can be like a treasure hunt, revealing a beautiful wood surface beneath old paint and varnish. An old finish can be removed mechanically using a sander, but you run the risk of sanding off fine detail and contours in the woodwork. Chemical stripping enables you to soften the finish and then remove it with a scraper. Chemical stripper will remove most painted, shellacked or varnished finishes. For complete, step-by-step instructions for this DIY project, watch t...

How to Hack Wi-Fi: DoSing a Wireless AP Continuously

Welcome back, my nascent hackers! In previous tutorials for my Wi-Fi Hacking series, I have shown you how to crack WEP and WPA2 passwords, break a WPS PIN, and create Evil Twin and Rogue access points. In this continuation of the series, let's look at slightly different approach to attacking wireless.

How To: Make Your Photos More Fun with These DIY Bokeh Effects Lens Filters for Your DSLR

In photography, bokeh refers to the blurry or out-of-focus parts of a shot. Bokeh can be good or bad—it all depends on how you use it. There are tons of ways to create a bokeh effect, whether you go the traditional route with lens filters, digital with Photoshop, or even from your iPhone. With filters, you can use the blurred spaces to produce different shapes and colors. If you have a DSLR and want to experiment with bokeh, this tutorial by Chris Perez over on Apartment Therapy will show you...

News: This Levitating Light Bulb Defies Gravity (And Ditches Unsightly Power Cords)

Helping to prove that science is way awesome, an 18-year old electrical engineering student has successfully made a light bulb float. His name is Chris Rieger, and he's been working on his "LevLight" project for about six months now, with pretty amazing results. This feat of ingenuity was accomplished by using magnetic levitation, although that over-simplification masks how considerably difficult this undertaking was.

How To: Everything You Need to Know About RCS Universal Profile

Google is on a mission to bring a better messaging experience to Android users. We've seen them try and fail over the years with various messenger apps, but this time, they're taking a different approach by working with industry leaders to create a new messaging standard. The result is RCS Universal Profile, or simply Chat, and it's finally catching on.

News: Is FireChat the Future of the Internet?

As you already know, Hong Hong has been rocked in recent weeks by protests against their Beijing overlords. Promised free and fair elections, Beijing has reneged on this promise and is now telling Hong Kongians (that's what they're called, aren't they?) that they will only be able to vote on Beijing-selected candidates. All that is interesting from a political perspective, but from a technological perspective, the more intriguing story is how the protesters are communicating. Faced with their...

How To: Install electrical outlets

In this video clip series, our expert will demonstrate the basic knowledge you need before adding an outlet in your home. Which tools you will need, how and where to drill, safety instructions and box installation instructions are included. Additionally, you will learn how to strip a wire and test for connectivity.

How To: Do basic home electrical repairs

Expert electrician Danny Herb demonstrates in easy-to-follow, step-by-step instructions how to replace a light switch and how to replace a wall socket. He begins by showing you how to turn off the circuit breaker, an essential first step to any electrical repair, and offers safety tips and advice for working with electricity. He shows you the tools and equipment you'll need to get the job done, and how to test electrical outlets to be certain they aren't still hot.

How To: Wire an electrical outlet

In this series of how-to videos, home improvement expert Amelia Tallman shows you step-by-step instructions on how to install a new power outlet in a wall of your home. She demonstrates how to strip the existing wires, drill holes and properly install a new box for a new outlet. She also shares tips for improving your home by installing insulation using a blower, which should help you save money on energy costs by maintain temperature. By following the advice and techniques shown in these fre...