How To: Tap power from your car battery
Need a little power from your car battery? This OzLabs video will show you how to get that power in a detailed demonstration.
Need a little power from your car battery? This OzLabs video will show you how to get that power in a detailed demonstration.
Battery life on all cell phones is a problem. There isn't a cell phone on the market today that can satisfy everyone's power needs, but there are a few tips and tricks to making sure you have total control of your battery's lifespan on Droid smartphones.
Going, going... gone! Don't let your Windows 7 laptop battery go down on you. With this quick and helpful video, learn how to control your laptop's battery settings via Windows 7's power usage function to ensure you get every last drop of your battery's power.
In this video we manage to power a clock with nothing but two potatoes. In order to make this you will need two potatoes, a triple A battery powered clock, bare wire, galvanized nails, and leads, which you can find at radio shack. The clock is powered by the potato battery.
From Systm learn how to build a USB battery supply that can charge your cell phone.
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast.
Power the clocks at your home with the sun! With a solar cell that costs around $5, you can convert a clock to solar power and avoid buying batteries or running up the electric bill. Instead, connect a rechargable battery to the solar panel with a few wires and some adhesive and soon you'll have enough energy to power your clock for as long as it lasts.
Battery life is a constant problem with cell phones today, and the Droid smartphones running Android software are no exception. If you want to learn how to get the most out of your Droid battery, then check out this helpful video that provides 8 tips on cutting battery-eating apps and features. If you want more battery life and are willing to sacrifice the cool features of the Droid cell phones, then you have to do these things. Don't let you Droid battery get drained!
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast.
This video covers the steps for creating USB Christmas lights. Take battery powered Christmas lights and convert them to USB powered to decorate your office. Take apart the battery casing. You have to rewire this. You also need to cut open a USB cord and do some soldering.
You can make your own 6 volt battery pack for the Vivitar 285HV camera. The Vivitar 285 is known as the "cockroach" flash because it is well put together and it is very hard to kill the flash. Manual mode settings and the color setting are explained briefly. Instead of using four double A batteries to power this flash you can make your own 6V battery to power it. This is beneficial because the 6V battery will last longer and some of them have the ability to be charged up.
While it's very easy to enable "Low Power Mode" on your iPhone, since Apple will prompt you to enable it once your battery dips below a certain percentage, it's not as obvious as to how to disable it. If you start charging your iPhone, it won't automatically disable it right away, but there are a few ways you can manually disengage it to get your iPhone running at top speeds again.
Find the ins and outs to UPS hacking in this video from Systm! And were not talking about the parcel service here—we're talking about your UPS system—your uninterruptible power supply, which can be pretty weak. That's why you should hack the tiny battery out of it and replace it with a giant car battery! Your UPS will last a lot longer, which is important when it comes to power outages. Though Systm doesn't recommend swapping out batteries, they do walk you through the process so you get it d...
If you're a geek, then this power pack will give you a total techgasm. The power pack allows you to charge pretty much anything you can fit into a 12 volt power jack in your car (where the cigar/lighter receptable goes). The power pack is a portable battery, so no need for charging your gadgets - like your cell phone - at home first before you head off to work.
Nicad batteries often die in such a way that they won't take a charge and have zero voltage. This usually means they're shorted out by crystal dendrite growth. Here's a method of bringing them back to life by zapping those shorted crystal dendrites away with too much current and/or voltage. We'll use a welder as a power source. You could also use a car battery, a DC powersupply, or almost anything with some voltage. Charged-up capacitors are popular for this because you can get a very fast pu...
Glue your eyes to the screen, because you will see how to make your very own battery pack for your own two-way handheld radio. If you have an iCom, and need to a battery pack, well then, listen up. With a handy holster for your battery, you'll have never-ending power for your two-way radio communications.
Figuring out what was causing your old car battery to drain power was easy, but on modern cars it's more complicated due to their large number of electrical devices. In this video you'll learn how to find out what's draining the battery on your new car and fix it.
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.
While breadboarding may seem like some odd combination of snowboarding and consuming the fluffy pastry at the same time, it's actually just the technical term for using a construction base to build a prototype electric circuit. Breadboards are solderless so they're great for circuit design and are reusable.
For years, Samsung has been behind the curve when it comes to fast charging. Up to the Galaxy S10, most of their phones used the very slow Adaptive Fast Charging system. Whether it was the Galaxy Note 7 fiasco or some other reason, Samsung has been reluctant to push the charging envelope. Until now.
This video will show you how to set power saving mode in Samsung Galaxy S5 phone. Power saving mode will save or extend your battery life. So power saving mode will prevent unnecessary data usage. This mode will reduce screen brightness or turning off vibration and that will save your battery. This mode will control the display color which also saves battery. So this mode will save your internet connection usage and battery life. Follow the video.
"What is dead may never die." That's easily one of the best lines (and episode title) from HBO's Game of Thrones series. While the saying may ring true for the Ironborn, it's not quite as catchy when it comes to batteries.
If you're sick and tired of you laptop dying all the time, then the answer may be right in front of you— power management. In Windows 7, it's easy to control your power settings to help you laptop's battery last longer. Watch and learn from none other than Microsoft.
In this tutorial, we learn how to jump start a car using another car's battery. First, you will need to position the two cars in front of each other. Turn off both of the cars completely, then attach the jumper cables. You need to connect the positive post of the dead battery to the positive post of the live battery. After you do this, Then, wait for a couple of minutes while the cars are connected and the battery is receiving power. Now, start the car that has the bad battery and it should s...
Before, the only way to really tell how your iPhone's lithium-ion battery was performing was to use tools such as Geekbench and Battery Life, but now Apple has included some quick battery health checks right into iOS 11.
LineageOS, the successor to the wildly popular CyanogenMod custom ROM, is adding an interesting new feature that could potentially save lots of juice when your battery is running low. When enabling "Extreme power saver" mode, which can be set to kick in automatically at 15%, you'll soon have the option of changing your kernel's performance profile as well.
Night Shift is arguably the biggest feature found in iOS 9.3, but if your phone is in Low Power Mode, you can't use it. Some users have also reported that Night Shift causes battery drain, so using Low Power mode when you don't have access to a charger could be necessary when you're nearly out of juice. Turns out, however, that both can be enabled at the same time using a simple process discovered by 9to5Mac.
When the power goes out, having the ability to contact others becomes extremely important, and your cell phone can be one of the most important tools to have. But if the power is out for an extended period of time, battery life becomes a constant problem.
Battery drain is one of the biggest issues with Android phones, but with proper power management it is possible to do something about it. Advanced Task Killer is a free app with customizable settings that shuts down apps that are no longer being utilized. This informative video takes you step by step through the different configuration settings.
Have your battery tested. If your battery is at least 3 years old, take it to a certified automotive repair facility. You do not want your battery, whose power is reduced by 50 percent during the cold weather, to go dead while you're in the middle of a snowstorm. If they are younger than that, make sure that the battery's posts and connections are free of corrosion. Also, make sure that your battery has all the water it needs.
Create a miniature hover craft from the fan, polystrene or Styrofoam plate, batteries and double-sided scotch tape. It really works. Powered by two 9 volt batteries you can use paper plates for the body of the hovercraft if need be. This is a cool cat toy or just a household hack.
When you're on the road using your MacBook or MacBook Pro laptop on battery power, there are a few things you can adjust to get the most out of your battery charge. This video tutorial offers a number of tips and suggestions to ensure your computer uses the least amount of energy.
This video demonstrates how to use a Nikon SD-80 Battery Pack with a Nikon SB-800 Speedlight. The first step is to identify the different power adaptors on the ends of the cable leading to the battery pack. This pack is powered with AA batteries. Remove the outlet plate on the SD-80 and insert the power cable into the SB-800 Speedlight. Then attach the communication cord to the Speedlight. Now place the Speedlight in the hotshoe of the Nikon camera and let the battery pack dangle or attach it...
The battery in the Samsung Galaxy S4 may pack 500 more milliamps per hour than the old S3 battery, but that doesn't necessarily mean more battery life. High-powered devices need lots of juice, and the S4 is definitely more powerful than its predecessor. The new battery can handle a third more in standby days, and over twice as much in talk time hours. But, when you live on your phone all day long, that means nothing. You're battery is still going to have a hard time keeping up with you.
Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method.
Three hundred people die every year from carbon monoxide poisoning. Don't risk being a part of that statistic.
Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast.
When purchasing a new phone, one of the most vital features to consider is battery life. Everyone wants to know how long they can use their device without needing to hug a wall. Increasingly, more and more manufacturers ship their devices with some variation of a "battery saving" mode, which can help combat dead-phone issues in times of dire need for battery life.
The prevalence of smartphones has had profound effects on how we communicate, view media, and preserve memories, among other things. But all of these new forms of doing things are snatched away from us as soon as our phones lose power. While work is constantly being done to stretch and extend battery life, it hasn't moved fast enough for the vast majority of us.
If you want to make sure your sump pump is always working properly, a backup battery would be a good idea. But Basement Watchdog actually makes a combination sump pump power system that controls you primary (AC) power and has a backup battery (DC) for emergencies. This video shows you how to install the complete combo sump pump system to make sure the flooding never starts. Find out how to assess the sump pit, install the combo system, connect the sump pump to the standby battery and more. Ke...