Power Search Results

How To: Understand car battery basics

For most automotive applications a battery needs to supply a lot of current for a short period of time to turn over the engine and get the car started. With the engine running, the car's alternator produces all the power the car needs. Thin plates inside a starting battery increase the surface area and produce this relative burst of energy. Thicker plates in a deep cycle battery provide a steady amount of current over a long period of time. Deep cycle batteries excel in reserve capacity (RC),...

How To: Improve the efficiency of your air conditioner

Window and portable air conditioners use a lot of power to do their work. Make sure you're getting what you pay for by cleaning your air conditioner out periodically. The cleaning costs are negligible and can save you a lot of money. In this two-part tutorial series, you'll learn how to make your air conditioning units run as they should. Remember to be careful; air conditioners can be heavy. Get help if you need it and, of course, unplug the air conditioner before doing anything seen in this...

How To: Wiring a light fixture

Tim Carter demonstrates how to wire a light fixture or ceiling light. This is a great video to learn how to wire up a light quickly and safely. As a precaution, don’t touch any bare copper wire except for the ground wire. Most new light fixtures come with insulation to keep the heat from the bulb from cooking the wires. Be sure to install this insulation. Mount the fixture to the mounting bracket. Add the decorative shade and you are ready to go. Turn the power back on and your light fixture ...

How To: Safely use a crockpot

Next time you make dinner in your crockpot, be sure to follow these crockpot safety tips. The temperature should be at least 140 degrees. Food needs to cook at this temperature or higher to prevent the growth of bacteria. Do not put frozen foods into a crockpot. All foods should be defrosted before cooking, so the temperature can reach 140 degrees as quickly as possible. Do not lift the lid to stir, especially if you are cooking on the lowest setting. Each time you lift the lid, heat escapes ...

How To: A Smartphone User's Guide to Surviving Thanksgiving

The holidays are stressful. Between traveling, family, and dinner, Thanksgiving weekend can feel like weeks. Many families have traditions that make the days long, but some of us would rather curl up somewhere and watch our favorite shows. But all is not lost — our phones do so much for us now that they can help make the long stressful weekend much more bearable.

How To: Survive and Thrive in the Victorian Era

I don't know how many of you had this experience in your youth, but when I was a kid, I used to actively think about what would happen if I suddenly woke up in a fantasy land, or were to pass through a portal into another space and time. I knew it wouldn't really happen, but when you're a kid, these can be important issues to you. So I slept with my glasses on every night, just in case. Photo from George Pal's The Time Machine.

How To: 11 Ways to Show the Battery Percentage Indicator on Your iPhone

When you look at your status bar on your iPhone, you'll almost always see the battery icon, which gives you an estimate of how much battery life you have left before you need to charge the device. What you won't always see is the exact battery percentage, but there are multiple ways to force it out of hiding.

How To: Install the ElementalX Custom Kernel on Your Pixel 3a

The Pixel 3a runs smoothly out of the box already, but installing a custom kernel can supercharge your experience even more. From fine-tuned CPU tweaks for boosting performance or battery life to adjusting the display colors for your screen how you want, ElementalX kernel can provide you with a ton of new features you didn't know you were missing.

How To: Unlock the Bootloader on the Essential PH-1

Although the Essential PH-1 got off to a rocky start, thanks to steady updates, it has slowly become one of the best Android phones to come out in recent years. For $499, the Essential Phone is a cheaper Pixel, receiving updates almost as soon as the Pixel lineup does. What's more, you get a phone with an easily unlockable bootloader, which is the first step to rooting.

How To: Program a $6 NodeMCU to Detect Wi-Fi Jamming Attacks in the Arduino IDE

Hackers and makers are often grouped under the same label. While hackers draw on computer science skills to write programs and find bugs, makers use electrical engineering to create hardware prototypes from microprocessor boards like the Arduino. We'll exercise both sets of skills to program a $6 NodeMCU to display the status of a Wi-Fi link via an LED, allowing us to monitor for jamming attacks.

How To: Network-Unlock Your iPhone to Use with Any GSM Carrier on iOS 11

If you want to use your iPhone with another carrier, all you have to do is contact the original carrier to request an unlock, which is usually granted in a few days. Unfortunately, you need to meet specific criteria to officially carrier-unlock your iPhone, like paying off the device in full and completing any contracts. But that doesn't mean there isn't a workaround you can use beforehand.