Electrical & Lighting

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How to Work with Electricity Safely

If you don’t know how to work with electricity safely, you can injure or kill yourself. Following basic electrical safety tips is crucial — after all, you never know who worked on the wiring before you [more…]

Electronics Calculations Using Ohm’s Law and Joule’s Law

Ohm’s Law and Joule’s Law are commonly used in calculations dealing with electronic circuits. These laws are straightforward, but when you’re trying to solve for one variable or another, it is easy to [more…]

Electronics Capacitor Tolerance Code

In electronic circuits, the tolerance of capacitors can be determined by a code that appears on the casing. The code is a letter that often follows a three-digit number [more…]

Electronics Capacitor Value Reference

In electronic circuits, the value of capacitors can be determined by a two- or three-digit code that appears on the casing. The following table outlines values for some common capacitors. Note that two-digit [more…]

Electronics For Dummies Cheat Sheet

Electronics is more than just schematics and circuits. By using various components, such as resistors and capacitors, electronics allows you to bend electric current to your will to create an infinite [more…]

How to Replace a Ceiling Fixture

Most homeowners will need to replace a ceiling fixture at some point. Knowing how to properly replace a ceiling fixture can save on electrician’s fees. Residential ceiling fixtures come in many different [more…]

How to Replace a Porch Light with a Security Light

Replacing your porch light with a security light is an easy afternoon project. Outdoor security lights use infrared or microwave sensors to light up whenever someone or something passes within a certain [more…]

How to Replace a Three-Way Light Switch

A three-way switch is a handy convenience to control a light from two locations, such as at the top and bottom of a staircase. If the words On and Off aren't embossed on the switch and it's one of two [more…]

How to Replace a Four-Way Light Switch

If a light switch fails to function, you should replace it. If the switch doesn't have the words On and Off embossed on its body and it's the center switch of three switches that control a single light [more…]

How to Replace a Light Switch

If a light switch fails to function, it should be replaced. Most modern switches have screw terminals on each side and may also have holes in the back to accept the end of the wire. Although plug-in connections [more…]

How to Replace a Light Switch with a Dimmer

Replacing a standard single-pole or three-way switch with a dimmer switch is no different than replacing a standard switch. Remember: Dimmer switches don't work on most fluorescent fixtures, and low-voltage [more…]

How to Replace an Electrical Outlet

If an outlet (commonly called a receptacle) no longer holds a plug snugly, it should be replaced. The procedure for replacing a duplex (two-outlet) wall receptacle is similar to that of replacing a switch [more…]

How to Repair a Faulty Lamp

If you have a lamp with a loose socket that causes the lamp to flicker, to be difficult to turn on, or to just flat out refuse to light, you can replace the socket and give the lamp a new life. You can [more…]

How to Install a Ceiling Fan

A ceiling fan is a stylish and functional addition to any room. If you are planning to install a ceiling fan in a room that already has a ceiling outlet, wiring a ceiling fan is the same as wiring any [more…]

How to Replace a Ceiling Light Fixture

Residential ceiling fixtures come in many different shapes, and people have devised many ways to attach them to the ceiling. Most of the time, a central threaded hollow rod holds a chandelier in place. [more…]

How to Change the Chimes in Your Doorbell

Doorbell chimes come in many varieties. You aren’t stuck with the old standards any longer. Whether your old doorbell finally gave out, or you just want a new sound to alert you that company has arrived [more…]

How to Fix a Broken Hard-Wired Doorbell

In older homes, doorbells are hardwired into the door frame or very near it. They usually don’t present problems for years. But, inevitably, they no longer work and you have to take them apart to repair [more…]

Upgrading Your Kitchen Electrical during a Remodel

One of the most common complaints from homeowners about their old kitchens is the lack of electrical outlets. If your existing electrical service is only 60 amps, plan to upgrade during your kitchen remodel [more…]

How to Use Lighting as an Interior Design Element

You don’t have to know everything about lighting or spend tons of money to make rooms look light and lively. You do need to know the basics of functional and decorative lighting and how to get help for [more…]

How to Change Appliance Cords and Plugs

If an appliance isn’t working, you can replace worn plugs and cords. When replacing the cord on an appliance, it must be as heavy a gauge as the one you’re taking out, especially when an appliance heats [more…]

How to Install Under-Cabinet Lighting

Under-the-cabinet lighting can be plug-in or hard-wired. Plug-in units are the easiest to install. A hard-wired system is more attractive because there’s usually no exposed wiring and a dedicated wall [more…]

How to Reset a Circuit Breaker

Knowing how to reset a circuit breaker will make you seem awesome to the clueless. Resetting a tripped circuit breaker is a simple matter of flipping the circuit switch back into the On position. [more…]

How to Install Track Lighting

Installing track lighting allows you to direct lighting exactly where you want it. If you know how to install track lighting, you have the flexibility of attaching individual lights anywhere along a long [more…]

How to Test a Circuit Breaker with a Voltage Tester

Knowing how to test a circuit breaker can save on electricians’ fees. Test the circuit breaker with a voltage tester to see if it’s faulty. The voltage tester will indicate if the breaker is getting power [more…]

How to Replace Ceiling Light Fixtures

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