How To: Recognize different voltage sources for electricity
This is a recording of a class lecture on Voltage Sources. The first part describes how mechanical friction can generate voltages.
This is a recording of a class lecture on Voltage Sources. The first part describes how mechanical friction can generate voltages.
New to Photoshop CS3? Very special guest Russell Preston Brown aka Dr. Brown shows off the new Clone Source panel in Photoshop CS3. See how this creative genius takes the Clone Source feature to a whole new level.
Before there was digital music and fancy computers and music software, people use to employ the power of the electric color organ (now more commonly known as the "light organ") to add some visuals in sync with their music. MAKE shows you how to build your own sound-to-like circuit— your very own light organ!
If you've already gotten your hands on Sony's Internet TV Blu-ray Disc Player, powered by Google TV, then you know how powerful this thing is. But if you're thinking of getting one soon, this video series will help you learn what you'll be getting yourself into.
This video describes how to edit images and videos in MS Power Point 2010. For example, we will take a slide with picture added. If you want to edit the picture, first go to the "Picture Tool" button and click on the format tab. If you want to change the contrast and sharpness of the picture use the "Corrections" menu, and to change the saturation, tones, and to do recoloring we can use the color option tab, and then the "Artistic effects" which can be used to see a real time preview like usi...
Ever wanted to perform a magic trick but didn't really have the hand eye skills most magicians seem to have? Always thought magic can be performed only by face-to-face and not long distance (say over the phone)? Well think again as I teach you how to do the Mathematical card trick "The Power of Three"
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.
Projectors can be pretty pricey. 1080p projectors even worse. If that isn't reason enough for you to build your own, then what is? Systm shows you the complete, detailed process of building your own 1080p HD projector, so pay attention and take some notes!
Watch this video tutorial as artist Merrill Kazanjian show you how to combine traditional and digital media in art drawings.
This automotive installation tutorial shows you how to install cruise control in a Toyota pickup. For many vehicles cruise control is something that's just there, but if you don't have it in your pickup and want to install cruise control check out this tutorial.
Learn how to do speed double and single line hops. Presented by Real Jock Gay Fitness Health & Life.
Outdoor lighting is an important part of your landscape. It's serves multiple purposes, but wouldn't you want to make sure you're getting the right lights, for both daytime and nighttime use? Lowe's has the answers to help you plan and install outdoor lighting in your yard.
The new Android enabled phones can take up a bit of power, so knowing the best way to manage your power settings is crucial in having a fully-charged cell phone all the time. The biggest key is making sure your screen brightness isn't more than it should be. Best Buy has answers. The Best Buy Mobile team explains how simple it is to adjust screen brightness to save battery life on an Android cell phone.
This video describes how to take apart a first generation iPod. To open the iPod, the video recommends using a putty knife or similar flat tool to gently ply open the casing. The presenter recommends being especially careful if this is the first time opening the casing. Once you have the first side open slightly wide work your way around the casing, making sure the entire casing is spread evenly around. Once all the sides are loose, the back casing just slides off. There are then two componen...
Make your cat happy by giving them a sturdy scratching post. They'll sharpen their claws – without tearing up your furniture.
Learn how to do single cable rope power overhead skull crushers. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do cable rope power overhead skull crushers. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do half twist jump squats. Presented by Real Jock Gay Fitness Health & Life. Benefits
Learn how to do speed end of bench tricep push-ups drop set and sculpt your body without weights. Presented by Real Jock Gay Fitness Health & Life.
Learn how to do side-to-side steps over flat bench and sculpt your body without weights. Presented by Real Jock Gay Fitness Health & Life.
Using a primary light source is easy enough, but adding a secondary light source can sometimes be a tricky technique in Adobe Photoshop. This tutorial goes over several lighting principles to create a second, dimmer light source for your artwork.
Home accidents. It's up to you to protect your family… your children… from accidents in the home. And there's one place that seems to get the most attention when dealing with safety concerns… The kitchen is one of the busiest, most accident-prone rooms in the house. Design a kitchen that will keep your family and guests safe.
You don’t have to be satisfied with the graphics that are on your computer. There are great graphics out there and with a little time and a screwdriver you can install killer graphics on your very own computer.
You don't need to work in the accounting department of a Fortune 500 company to use and appreciate Microsoft Excel. Although primarily associated with a wide variety of functions pertaining to accounting and finance, Excel is actually an incredibly powerful and multifaceted platform that can be found at the heart of many large-scale analytics environments.
We're living in a world that runs on Big Data. As the driving force behind everything from self-driving cars and Google algorithms to the latest medical technology and financial platforms, massive sets of increasingly complex data lie at the heart of today's most exciting and important innovations.
Checkra1n is by far the best way to jailbreak A7- through A11-powered iPhones on iOS 13 and later, but it's not without its downsides. Besides the lack of Windows support, the tool limits your choices to Cydia alone. With a little elbow grease, however, you can easily replace the app with Sileo for a more streamlined jailbreak experience.
In this post-3.5 mm world, Bluetooth is the most universal option. But a lot of older electronics still don't support wireless audio. Welp, now there's a dongle for that.
The Pixel 4 is one of the most talked-about phones of 2019, and it has many things going for it, especially in the world of rooting and modding. Just as with previous Pixel generations, unlocking the bootloader is the gateway to realizing your device's true potential. It can make way for such things as TWRP, Magisk, custom ROMs, and many other device-specific mods just the same.
Another year, another battle between Samsung and Apple. We recently saw what Samsung is bringing to the table this year with the release of the Galaxy Note 10+, and now it's Apple's turn. For those who want a truly large device, Apple is offering the iPhone 11 Pro Max. Let's see how they match up.
The price of hacking Wi-Fi has fallen dramatically, and low-cost microcontrollers are increasingly being turned into cheap yet powerful hacking tools. One of the most popular is the ESP8266, an Arduino-programmable chip on which the Wi-Fi Deauther project is based. On this inexpensive board, a hacker can create fake networks, clone real ones, or disable all Wi-Fi in an area from a slick web interface.
The augmented reality smartglasses future that Snap founder Evan Spiegel has teased for so long may be closer than many realize.
With numerous insider reports, patent awards, acquisitions, and hires over the past few years, augmented reality smartglasses from Apple appear to be an inevitability.
While much of the technical specifications of the Magic Leap One: Creator Edition still remain a mystery, some clues to its internals are hidden among the guides in the now freely-accessible Creator Portal.
Connecting to your headless Raspberry Pi on the go typically requires a network connection or carrying around bulky peripheral hardware like a screen and keyboard. With the help of an old-school connecting standard, though, you can log into your Pi from any computer using a simple cable. If you don't have a power source, you can also power your Linux distro over the cable at the same time.
So much information exists online that it's easy to get lost in data while researching. Understanding the bigger picture can take a lot of time and energy, but narrowing the question to one that's easy to answer is the first step of any investigation. That's why analysts use open-source intelligence (OSINT) tools like Maltego — to help refine raw data into a complete understanding of a situation.
If you're a Doctor Who fan, you've likely always hoped to see that iconic blue box appear on your doorstep with the Doctor asking you to come on an adventure. With the 13th Doctor just announced, this seems like the perfect time to tell you that thanks to Apple's ARKit, exploring the TARDIS is now possible!
It took nearly six months, but Google has finally made its wildly popular iOS keyboard available to Android users. Technically, it's just an update to the existing Google Keyboard app for Android, but it renames the app to "Gboard" and includes all of the features from iOS, so Android users can stop feeling like Google's neglected stepchildren.
Android 7.0 Nougat has finally arrived—well, technically, it's in the process of arriving on Nexus devices across the globe. Google uses a staged rollout system to prevent excessive server load when issuing Android updates, which means even though Nougat has made its official debut already, you might not get that "Update available" notification for another few weeks.
Since I recently had this problem and fixed it, I might as well share the solution. This is actually REALLY simple to fix but will impact your cards' performance.
Apple's MacBook line of laptops is quite famous for their extensive battery life, thanks to various technologies that Apple has utilized. However, all things must pass, and over time your MacBook's battery will degrade. Certain use scenarios can accelerate the degradation of the battery—from excessive usage to high temperatures to overloading the system—and this can all lead to the untimely obliteration of your battery.