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 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.
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 educational safety video is geared toward public and private utility workers and linemen who need to remove pole tops while dealing with high-voltage electrical cables and electrical insulators. It discusses the proper pole topping removal procedure and demonstrates effective procedures for removal.
Learn how to make a cheap burglar alarm/trip wire alarm with step by step instructions. This is pretty basic but effective. Cardboard, fishing line, batteries, soldering wire, soldering iron, hot melt glue gun, an empty soft drink can, electrical tape, buzzer are some of the necessary equipment. Follow along and make your own burglar alarm and keep your house safe.
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.
Watch this science video tutorial from Nurd Rage on how to lower electrical resistance with liquid nitrogen with Dr. Lithium.
Learn how to wrap a short electrical cord. Treat your power cords right, and make them last longer, by learning how to store them correctly.
In this video series, our expert Terry Leafty will teach you about safety equipment including hoods, body protection, sleeves, and welding hats before showing you the different types of welders.
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...
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.
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.
If you perform a lot of home lawn care, then don't neglect your lawn equipment during the winter months. It's important to keep your lawn edger and weed trimmer (or weed whacker) in shape to make sure your spring lawn maintenance runs smoothly. Lowe's has some great maintenance tips for you to perform to completely winterize your lawn tools.
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.
Samsung's new line of Galaxy S20 flagships have a water resistance rating of IP68. This means you don't have to worry as much about getting the phones wet, but there's a limit to that.
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.
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.
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 ...
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.
Solo camping is a scary and exciting prospect. Alone in the woods at night, no one can hear you scream. But for those who crave solitude and love the wilderness, there can be no greater thrill, no greater connection to the primitive part of yourself. In this nine-part video, we learn all kinds of useful survival and camping skills by watching our host Colhane experience a three-day solo camping trip in the Brazlilian bush. You will learn how to cook, how to make fire, how to prepare a campsit...
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.
If you're not technologically savvy, don't stress. You probably want to jump right into the game, so check out this video on how to properly install your Playstation 3.
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.
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).
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.
If you find yourself in a wilderness survival situation that demands a high degree of mobility, you're better off with a load-bearing equipment (LBE) system than a traditional survival backpack. This video will teach you how to assemble an LBE that will allow you to survive on the move for 1-3 days until you can find a more permanent solution.
Mark Wallace explains the use of lighting equipment (grip, light modifiers, and light sources). Part 1 of 3 - How to Use lighting equipment for photography.
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.
In this tutorial, we learn how to mount your laptop to your exercise equipment with Chris Gardner. This is a great way to stay active and get your work done at the same time. First, grab some measurements of your machine, then grab aluminum bars that are the sizes of the front of the bike. Cut out the pieces so they are the size that you need, then mount onto your machine and place your laptop onto it! You can use screws to remove this, or you can leave it on to use whenever you would like wh...
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...
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.
