In this tutorial, we learn how to wire a three-way electrical switch. First, you will need to know the difference between the wires that you are using. Once you familiarize yourself with these different wires, you can start to wire your electrical switch. Now, go to your electrical box and tie the white wires together with an electrical nut. Next, tie the copper wires together and you will be left with three wires. Take the wire that supplies the power and attach it to the black common, then ...
Gary Bunzer the RV Doctor shows how to avoid potential RV problems by cleaning your electrical hookup cord. Before you connect your RV to an electricity supply, make sure to clean and brighten the metal contacts on your shoreline cord. Use fine-grade steel wool to clean all surface corrosion off your cord's prongs. You can also use sandpaper, emery cloth or any other gentle abrasive. After you get the metal prongs clean and shiny, use a dauber or brush to coat the surface of the prongs with a...
In this video, learn how to make a Pandora battery with the original PSP slim battery. To complete this tutorial, you will need your PSP, scissors, electrical tape, an Exacto knife, and a lead pencil with an eraser.
Watch this science video tutorial from Nurd Rage on how to lower electrical resistance with liquid nitrogen with Dr. Lithium.
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, you can actually save some money in that department by making your own.
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.
Electricity can be conducted through a variety of unexpected mediums, including Jell-O, lemons and potatoes. Learn more about electric circuit experiments in this free science experiment video from a professional audio engineer and instrument builder.
Make a lighter with one or two AA batteries and simple tiny wire!!! This is a fantastic homemade electrical lighter for any situation. You'll need two AA batteries, a push switch, a battery holder, wire, solder, soldering iron, electrical tape, crimper, and scissors for this cool electrical lighter, for your cigarettes, and such.
This is a step-by-step instructional on how to make a potato gun, otherwise known as the spud gun, potato launcher, potato cannon, etc. Although this can be a fun activity, it is still dangerous, just like a real weapon.
The Solar Schoolhouse presents this video tutorial on how to use the Solar Cell Classroom Set. The purpose of this set is to give students hands on experience making electricity using sunlight. See what's inside the set, and then see how to wire three different types of electrical circuits: a simple circuit, a series circuit, and finally a parallel circuit.
In this tutorial by Lowe's, we learn how to install exterior motion-sensor lights with Lowe's. First, you will need to pick out what kind of motion sensor light you want. Most of the kits you purchase will come equipped with all the things you need, you will just need to supply the hardware. You will need: a screwdriver, circuit tester, electrical tape, silicone caulk, work gloves, and safety glasses. Open up the package and find the directions inside of it. After this, turn off the electrici...
When it rains, it pours. If all sorts of electrical systems on your car have seemed to break at once with no relation to each other, they might actually be related. Watch this video to learn how multiple electrical problems in a car can often be traced to one source and fixed, saving time and money.
Replacing a switch is a project almost anyone can tackle. In this how-to video, discover the right questions to ask to ensure you purchase the right switch for your needs. Then, learn the simple steps for installing your electrical switch or dimmer. Watch this video home improvement tutorial and learn how to replace electrical switch.
Installing an electrical outlet in your home or apartment may seem like a daunting task, but this simple DIY video from Buildipedia makes it a simple project. Whether your current outlet is broken, or you're just looking to add something new this video will show you how it's done.
Being able to read an electrical diagram will greatly aide your ability to correctly diagnose car problems. If you need some help with it, watch this video for a detailed explanation of how to read an example map for the clutch start switch on a Toyota.
The continuity test is one of the least well-known but useful functions on a multi-meter. It allow you to determine whether a fuse works by touching the contacts to it, which allows you to diagnose all sorts of electrical problems. This video will show you how continuity tests work and give you some examples of using them to find problems in household devices like a lawnmower.
This video aimed at electricians, is designed to help employers and employees what is required in the standard that is applied for the control of energy during maintenance and servicing of equipment and machinery. Employers are required by law to develop proper lockout safety procedures and provide proper protection materials and safety training. This video is highly important for any electrician, apprentice or journeyman, because it will help prevent injury… or even death.
Electrical diagrams are hard to read for all but the most mechanically-inclined, and the ones for the power windows on cars are notoriously complicated. This three-part video will teach you how to read these diagrams and make sense of what you see.
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.
The first video introduces the basic electrical quantities of charge, current, voltage, and resistance. The concept of quantities and units is explained. The units of Coulombs, Volts, Amperes, and Ohms are described. The three basic formulas of Ohm's Law (E=IR, I=E/R and R=E/I) are also introduced.
Your car's electrical system is massive and complicated. Trying to find a short in the system might sound like a job for a professional, but in this video you will learn how you can use an $8 test light to locate a shorts in your car's electrical system. It will also teach you how to fix it if the problem is the cigarette lighter, now more commonly known as the 12 volt plug.
In the first video, it introduces the principles and terminology of mechanical electrical switches. It covers terms such as contacts, normally open, normally closed, poles, and throws.
Keep your art supplies organized. Learn how to build a toolbox to store your art supplies in this free woodshop project from a woodworking teacher.
This how to video shows you how to test electrical receptacles. The video covers 5 simple test rules. The first test is to simply attach an electrical device to the socket. The video also suggests the use of market product testers and even voltage testers. This video is perfect for people who are having electrical problems or are just beginning to learn how to take care and maintain their own home. The video is about a minuet and a half long.
This is a guided hands-on laboratory activity to help a student understand the proper and safe use of a multimeter to measure electrical resistance. These two video guides the student through the proper techniques for measuring resistance with a multimeter, but you'll need some assorted resistors, a rectifying diode, a photo cell, an electronic labs kit, and some other stuff.
Lasers are one of the coolest things that you can build yourself from a pure sci-fi fantasy standpoint. They're not easy though, but this video will help you somewhat by describing different types of laser diodes and how to connect them to a power supply.
Electrical sockets are often taken for granted. It's not until one of them breaks or stops working and our laptops won't turn on that we truly have a crisis (mostly over lost internet time).
Measuring the voltage of a piece of electrical equipment is a somewhat dangerous and complicated but necessary process if you want to do any sort of DIY electrical projects. This video will show you how to use a multi-meter to read the DC voltage of a power drill battery, with an emphasis on what you need to do to complete this process safely.
This video is about electrical wires. It describes common types, configurations of wire, and wire terminology. It explain the gauge system of rating wire size (diameter), circular mils, current capacity, and others.
Your power supply on the bottom of your Mac may need to be replaced. If you're not sure how to remove it, no problem. See how to remove the power supply from the Power Mac desktop computer.
Electical discharge machining is a techinque in which electricity is used to machine (cut, grind, etc.) metal. It usually invovles sophisticated tools and equipment, but not here! Watch this video for a guide to making a small electrical discharge machining machine with an old electric doorbell.
This video teaches the basics of Ohm's law, which is an important equation in electrical engineering. The three variables which are used in this equation are V, which stands for voltage, I for current, and R for resistance. The equation for the law itself is I=V/R. This law defines the relationship between these three very important electrical properties. The host of the video further explains what voltage, current, and resistance are and how they work in relation to an electrical current. Gi...
In an old video posted on YouTube, about how to make a speaker in a tissue box, they got a Kleenex box, foil, motor, and battery. Of course the motor ran off the battery and it made a sound, but there's no way to just plug in the audio jack from your Apple iPhone into the Kleenex box where it's contacts obviously aren't going to touch any electrical contacts and have it work. It's not possible.
About a quarter of a million homes sustain damage from broken pipes every winter. Here's how to avoid a similar fate. Watch this video to learn how to prevent pipes from freezing.
Electroluminescent devices need electricity to light up, clearly, so if you're working on an EL project building a proper power supply is crucial. In this video you'll learn how to make a DIY power supply for your EL projects that is safe, effective, and cheap.
The alternator on your car is arguably the most important part of the electrical system, and if they break even a little weird things can start happening all over your car. Watch this video to learn how to check an alternator and make sure it's working properly.
In this video we learn how to replace an electrical light switch. First, turn the power off in your home. Then, remove the screws around the switch exposing the wires. Confirm that they are dead with a tester, then you can get started removing. Wrap electrical tape around the wires and then label them with what they were connected to. Tear this out of the terminals, then replace the new one with the wires hanging out. Make sure you place the wires back into the same terminals as before, using...
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 need a PVC box extension which is designed to fit over the box that is already embedded in the wall. It extends out of the wall which will be covered by the layer of tile or drywall. Disconnect the power source to the plu...
Measuring the amperage, or number of amps, in an electrical circuit requires a tool called a multi-meter. They are somewhat difficult to use, but fortunately for you this video explains in great detail how multi-meters work and what you need to do to ensure that they work. The creator tests the amperage of a power drill batter as an example.
If for any reason you need to replace or add a circuit breaker to your electrical panel, you'll need to know how to do so. Luckily for you, this tutorial is here to help.
