This video demonstrates how to replace a standard switch with a dimmer switch. From the people who brought you the Dummies instructional book series, brings you the same non-intimidating guides in video form. Watch this video tutorial to learn how to replace a standard switch ...more
If you're working on a LLV postal truck, this video will show you how to determine if you've got a bad fuel pump or not. It's a quick diagnosis trick to determining if there's an electrical problem with the fuel pump, and first you need to take out the ECMB fuse, plug a jumper ...more
I've come across a few very stubborn Xbox consoles in my day. A previous Null Byte demonstrated how to fix the Xbox with just eight pennies and some electrical tape. But if you've got one of those hell-born boxes that just refuses to be fixed in any way, shape, or form, there ...more
In this video tutorial, viewers learn how to properly inspect an electrical panel or circuit breaker in a house. Users should begin by taking off the cover(s) of the individual panels to see the wiring inside. Make sure the wire are connected and that there are no open or brok ...more
In this video, we learn how to install chase tail lights on a Mustang. First, you need to remove the rear trunk panel and trim piece. Next, prepare your tail light kit by following the directions that are given to you with the package. Next, cut the tail light wire. Now, put o ...more
Watch this video from This Old House to learn how to install a stand-by generator. Steps: 1 Install electrical sub-panel with transfer switch beside the main electrical panel. 2 Redirect critical circuits from main panel to sub-panel. 3 Prepare a level stone or concrete base ...more
There are many impressive accomplishments in Minecraft, too many to name in fact. Sprawling builds, complex machines, and massive servers are the hallmark of Minecraft and things keep getting bigger and better. No one doubts the epic scale Minecraft has reached, but every once ...more
Radar Roy demonstrates in this video tutorial how to hard wire a dash-mounted radar detector. The advantage of direct wiring your radar detector is getting rid of that wire mess going to your cigarette lighter. So, if you don't want another speeding ticket again, install your ...more
In this tutorial, we learn how to clean and repair gutters with Mike Kraft. Damaged gutters can mean leaking roofs with water dripping everywhere. To fix this, you will need: buckets, a shovel, gutter sealant, a trowel, wire hooks, garden hose, nozzle, and gloves. First, place ...more
How do you salvage a clogged caulk tube? In this Quick Tips with Chuck Miller video, you will see there is an ingenious and simple way to salvage a clogged caulk tube. Take a utility knife and simply make a slice on the side of the caulk tube nozzle. Probably the entire length ...more
Welcome to Minecraft World! Check out our advanced tutorials and come play on our free server. While it may first appear complex, the Multi-Channel music sequencer made famous by User FVDisco is rather simple in principle. It relies on proper combination of timing and tone to ...more
This how-to video demonstrates how to use a copper wire stripper. To do this, all we need is copper wire and a stripper. The stripper helps to remove the insulation without cutting the copper wire beneath it. Normally, insulation is used to protect the copper wire from exposu ...more
Doing electrical work is one of the most intimidating tasks for a novice home repairman. But if you know what you're doing, the risk is pretty minimal. In this clip, Mark Donovan of HomeAdditionPlus.com shows us how wire a combo outlet with power.
One of the basics of electronics is knowing how an electrical current works. For this video, you will need a 1.2V battery, a lightbulb, and 2 copper wires. First, take the wires and attach one end of each wire to opposite sides of the battery. Have a friend hold the wires ther ...more
Facial recognition software is being more widely used with every passing day. Your local law enforcement is probably already using it, and it will be even easier for them now that the FBI handed out its own facial recognition software to state authorities. Even the fine folks ...more
Before undertaking any electrical project, it is imperative that you know precisely what it is you're doing and to keep in mind that electricity can kill. With that said, this electrical tutorial presents a guide to identifying the switched live wire on a lighting circuit and ...more
A typical resistance spot welder can range in price from about $200-$800, but with a little resourcefulness and a bit of free time, you can make one like this for about $10 or less. Before starting on this project, there are a couple of videos you should check out, because yo ...more
Inductive charging is already a reality on popular smartphones like the Samsung Galaxy S III and Google Nexus 4, and Apple has recently published a patent that would make inductive chargers a reality for the iPhone. There are also several phones that have the capability for wi ...more
Fireworks are the best part about the Fourth of July and other celebrations, but they can easily cause accidental injuries. It's both safer and more fun to set them off remotely, so we'll hack some standard fireworks with nichrome wire, a relay, and an Arduino to ignite remote ...more
If you ride your bike at night frequently, you've probably had at least one close call with a car, pedestrian, or some other moving obstacle because of reduced visibility. Not only is it dangerous to ride at night without lights, it's illegal in a lot of places. Make sure no o ...more
In the following video, I demonstrate how to create a device capable of charging the body of anyone who wears it with static electricity, allowing a powerful shock to be discharged into anything that is touched. This grants the wearer the ability to do some pretty amazing thin ...more
Ever wonder how to make an engine out of soda cans? Not even sure if it's possible? These videos will show you how to build a working Stirling engine out of cans and other general materials. Here it is in action: Video: . You'll need a few bits and pieces: 1 x M6 x 15 Machine ...more
The new Xbox One has yet to implement compatibility with third-party headsets, meaning for now, you're stuck using one of the official Xbox One headsets available. However, many have run into problems with the included wired headsets, and would much rather use the expensive th ...more
Take everyday sprinkler parts and form them into a high pressure rocket launcher that will shoot paper rockets nearly 300 feet!!! It's cheap to make and a lot of fun! Video: . A quick trip to nearly any hardware or sprinkler supply store should get you everything you need for ...more
Ant-Man isn't one of the most famous Marvel superheroes. In fact, with the news of his individual movie came great doubt that the comic book legends could succeed in telling the tiny story of an oddball hero on the big screen. Yet with its humor and unique story, Ant-Man has b ...more
F for FAKE. This video has been labeled a "Faux-To". Commonly contested as bogus science, we believe this video to be a hoax. What's your opinion? Comment below. Cut a potato in half. Hollow-out one side of the potato. Fill with mixture of salt and tooth paste. With tooth pic ...more
A lot of my hacks use salvaged parts from an old microwave, with the microwave oven transformer (MOT) being the most useful component. In this "Quick Clip," I'll be using a MOT again (a dual MOT stack) to make deadly flame-looking electricity jumping around midair. This scien ...more
Hotly contested video. The question remains, is the science behind the potato fire bonafide or bogus? We have yet to try it over here at WonderHowTo, and the comments thus far haven't indicated a solid verdict. Try it out and let us know! Is this a hoax? Or can you truly start ...more
Old Hard Drive + MP3 player = Music This equation just doesn't make sense. If you're an iPod addict, the HD element is redundant! Well, take a second look at what constitutes a speaker and what a hard drive is made of. They are more alike than you'd think. Rip apart a junked ...more
A smartphone is pretty much useless with a dead battery. When you're out and about, it can be hard to find a place to plug in (if you remembered your charger, that is). But this DIY solar panel backpack made by electrical engineer Theodore Protasiewicz will help you use the sc ...more
Home repairs might seem foreign to some people, but it's not as hard as dealing with contractors. If you have to patch up some holes in your drywall but don't know how, let this video series be your guide. In these videos, lean how to patch around an electrical box on drywall. ...more
Jon Olson shows us how to replace an electrical outlet and how to replace a wall switch as well as some other electrical tips you can use around the home. Part 1 of 15 - How to Maintain your home electrical wiring and fixtures. Maintain your home electrical wiring and fixtures ...more
Lights not working, or appliances not working? Maybe it's the electrical system. This video home improvement tutorial shows how to test the electrical wiring in your home. Just make sure to turn the power off first!
This is a video tutorial in the Home & Garden category where you are going to learn how to use an electrical box extension. Bob Schmidt shows how to use an electrical box extension during remodeling; when adding drywall, tile or wood over existing surfaces. For this you will n ...more
This video will show you how to connect and hook up a Comcast Xfinity cable box to your HDTV using a HDMI wire. Video: .
Watch this video from This Old House to learn how to put in a ceiling fan. Steps: 1 Turn off the electricity to the ceiling light at the main panel. 2 Remove existing ceiling light fixture and fixture strap from the ceiling. 3 Unscrew the old electrical box and pull it down f ...more
In this tutorial, we learn how to reinforce a ceiling fan. If you are hanging a ceiling fan, you need to make sure the electrical box is reinforced and can carry the weight. The ceiling fan can weigh 20 lbs or more. First, remove the existing ceiling box and push the wiring th ...more
In this tutorial, we learn how to install a car alarm on a Viper 5900. First, read your manual and figure out which wires go where, then label them so you don't confuse them. Next, grab all the tools you will need and have them prepared and ready. After this, find the electric ...more
Ron Hazelton shows how to install a ground fault circuit interrupter (GFCI). First turn off the power to the electrical outlet at the circuit breaker or fuse box (check to make sure there's no power in the outlet!). Then remove the electric cover plate. Then gently remove the ...more
Kim, a staff mechanic of Driverside, demonstrates how to check the fuses in a car. In majority of the cars the main fuse box could be located on the left side of the kick panel situated near the driver seat. Inside the car, he opened a cover stating fuse box (near the driver s ...more
Sometimes the best place to hide something is where people least expect it, so in this project, we're making a super secret safe that only you'll know about. You'll need either a single- or double-gang plastic, old-work, electrical box made for existing walls, depending on ho ...more
This is a simple video guide that shows you how to install electric underfloor heating cables. 1. Measure the area to order right heater for the room. 2. Before start, make sure the surface is smooth, dry and free from dust and grease. 3. Prepare the subfloor. Then install in ...more
If you can think of a piece of junk, someone has probably found a way to turn it into a lamp. Granted, sometimes the result is more functional than beautiful, but DIY lighting is probably one of the most versatile projects you can take on. From string to a can of tuna, the li ...more
I love making beeps and bloops with the Arduino pitches library, but sometimes archaic 8-bit tunes just don't cut it. Whether you want your robot to terrify your enemies with a demonic synthetic voice, you just need a pocket boom box on the go, or you want to a miniature guita ...more
Bikes are a great form of transportation. They use human energy more efficiently than any other machine. You can keep it in your closet or hallway. You can even take it on the train in a pinch. However, this portability is also the bike's biggest draw back. If you own a bike i ...more
What's the first thing you would do once you realized you were lost in, say, a desert? If you're like me, you would immediately pull out your cell phone and start dialing every number. But what if you have no service? What if your battery is dead? If you make this survival so ...more
I like to grow vegetables all year round, and I couldn't afford the big gas bulbs, or the power to run them. The big gas bulbs: can explode can burn you and your plants cost upwards of $50 a month to operate raise the temperature in your home, causing the air conditioning to ...more
In the battle for best stock Android flagships, there are really only two choices: Google Pixel phones and OnePlus phones. Although the latter isn't true stock Android, it is impressively close and usually paired with more impressive hardware than the Pixel lineup. The latest ...more
The Galaxy S10 has finally been revealed to the masses, and it certainly doesn't disappoint. As the flagship to herald the tenth anniversary of the venerable Galaxy S line, the S10 has kept popular and familiar design elements like the immersive Infinity Display while employin ...more
I obviously do a lot of Steampunk projects, but there are a ton of things out there that I haven't tried yet. So, in an effort to broaden my horizons, I recently taught myself how to use Arduinos, which I plan to incorporate into some of my future Steampunk builds. Since ther ...more
Last time, I showed how to start putting together an AC arc welder from scavenged microwave parts, focusing on the transformer modifications. Now, I'll show you how to finish up your DIY stick welding machine by fixing up the electrical system and performing the finishing touc ...more
It's September 1st, 1859, and the Earth looks more or less like something out of an apocalyptic movie or Sci-Fi novel. All communications have failed, it's so bright outside at midnight that people are getting up and making breakfast, and people all over the world are seeing a ...more
Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...more
Making your own circuit boards can be a daunting challenge. You have to design a schematic, test it on a breadboard, design the board layout, and then after all of that, you still have to print and etch a board! Luckily, we have Fritzing. Fritzing is a free open-source PCB d ...more
A relay is an electrical component that works like a light switch, where it's turned on or off with an electrical signal. By connecting a relay to a Wi-Fi connected microcontroller like an ESP8266, you can build a connected switch that can be controlled from the web browser of ...more
In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more
There's a lot that goes into making a nice crystal radio set, so this is going to have to be broken down into two parts. The first part is the actual making of a functional radio, and the second part is making the whole arrangement look nice. In this part, I'm actually going t ...more
Cut cardboard into 8" long x 3" wide strips. With cardboard down on a cutting board, place 1 AA battery on one end. Roll once so the battery is covered. Hold in place. Spread a light coat of Craft Glue in thin sections on the rest of the cardboard. Roll the battery up. Using e ...more
The latest film addition in the American-produced Millennium series, The Girl in the Spider's Web, was just released on Blu-ray a few days ago. As you could expect, the movie has many hacking scenes throughout, just like the previous English and Swedish language movies centere ...more
This article will show you how to make a shutter release cable for a Canon camera. It took me about half an hour once all of my materials were gathered. I came in at a total of about eight dollars. It has three switches and buttons. The black button on mine triggers the auto f ...more