This video by makemagazine demonstrates a weekend project on how to make a LED light brick. The materials required for this project are listed on the link to the make magazine page in the info box or it can be orders as a kit from the make magazine store. Take the PCB (printed circuit board) and first solder the Resisters and Capacitors as shown. Next test the LEDs and separate them using a button cell batteries. Solder the LED, PIC micro-controller, DC power connector and tilt switch followi...
If you just got some banging new subs for the trunk of your car, then you're just about ready for the ultimate car stereo. But what kind of amp are you going to get to power those subwoofer speakers? Learn about the basics of car amplifiers in this video from Sonic Electronix, where they discusses the purpose of a car amplifier, as well as the parts of the amplifier. This includes the terminals, adjustments, types of amplifiers, and amplifier channels. Before putting together your first after...
This video demonstrates how to curl your hair without heat. Heat can damage your hair, so try this method.
Hak5 isn't your ordinary tech show. It's hacking in the old-school sense, covering everything from network security, open source and forensics, to DIY modding and the homebrew scene. Damn the warranties, it's time to Trust your Technolust. In this episode, see how to break down IP and TCP header with Wireshark.
Learn how to play "Hot N Cold" by Katy Perry, an acoustic guitar tutorial. Follow along with this demonstration, tabs and lyrics here:
Like a lemon, a potato can produce electricity. This science experiment was prepared by Ebtisam Al Anzoor and demonstrated by Mustafa Daif. The electricity is proven using an analog micro ameter. The positive is copper from a penny or copper coin while the negative is a galavanized nail. The potato releases a charge and is further proven when it is connected to a calculator. You can daisy chain the potatoes for a greater charge.
The Panasonic HVX-200 video camera is capable of high definition recording, but how do you even use it? This how-to video demonstrates the basic functions you'll need to master to operate this advanced piece of electronic equipment. Follow along and learn how to change and charge the battery, select the right media, calibrate the video camera, use the audio, and adjust shooting functions. Watch this video tutorial and learn how to use the Panasonic HVX-200 video camera.
Check out this electronics tutorial video to learn how to reconnect the hard drive for a third generation iPod. Getting the hard drive re-connected to the logic board inside a 3rd generation ipod can be a little tricky to do, but watch as a technician shows you how to do it. Try to connect the hard drive first and then lay it flat dowon on top of your new battery. This instructional video illustrates this simple process.
One of the ironies of gardening is that often some of the smallest pests can create the biggest nuisance. White flies can drain the life out of your plants. You can see the evidence of white fly damage in the lack of vigor in the plant and the discoloration of the leaves. Before they were a rich green and now they've turned a sickly yellow. Learn how to get rid of these pesky white flies with this gardening tutorial.
In Final Fantasy VII, crossing the marsh without a chocobo is much easier than you think, even though the Midgar Zolom is a big challenge upon first doing so. Take a look at this instructional video and learn how to do so. You do need at least 600 HP to be safe for each of your characters, though 1000 is recommended. It does do about 430 or so damage per action so you'll certainly need to have cure spells at the ready. Plenty of MP is also recommended along with a few phoenix downs in case th...
This is a simple "take home" solar energy lamp project, based around a dirt cheap solar garden lamp, which suits enthusiastic ten-year-olds (with modest adult help).
Check out this video tutorial to see how to construct an alarm system, that's based on the principle of motion detectors, which work by touch. It's very useful to catch unpleasant visitors red-handed. So make sure your chocolate bar never gets snagged again, catch the bandits with a motion detector alarm! Or just keep you kids away from the birthday present closet where peeping is not allowed.
Check out this low cost project. This video will show you how to transfer sound over light! Yes, this is possible. You'll transfer a sound with a distance of 5 meters, but you may experiment on greater distances if you'd like. You'll need a laser (or an LED) for this audio project, one Opto transistor (or resistor), one 3-volt battery, two mono audio jacks, and some alligator clips. Just watch this cool electronic audio experiment and try it out yourself.
This is hardcore, serious hacking at its best. So it goes without saying that you probably shouldn't be attempting this computer hack unless you've successfully shut down your friend's computer at school using Command Prompt and sent out a fake virus to loved ones.
f you are going to be towing a trailer, using an enclosed cargo carrier with lights, or if you want to use an electrical accessory (such as lights, or a winch) you are going to need to add a wiring harness. This video will show how to install a wiring harness on a Chevy Express full size van. It also includes some helpful tips about installing the ground wire, using dielectric grease, and installing a bracket to hold the wires so they are protected from damage.
Fresh coconuts can look a bit intimidating but in just a few easy steps you too can be enjoying both the milk and the meat of this delicious fruit. Coconuts' peak season is from October through December. You should be able to hear the liquid inside and it should feel heavy for its size. Check for three eyes, at the smaller end of the coconut. They should look intact and there should not be any cracks or damage to
With the new Samsung Galaxy S22 Ultra release, the first thing you may be wondering is how its battery life compares to the iPhone 13 Pro Max, Apple's biggest model from 2021. We've rounded up some of the most popular Galaxy S22 Ultra and iPhone 13 Pro Max battery tests from across the internet to bring you answers.
Excited about experiencing blazing-fast 5G speeds on your iPhone 12, 12 mini, 12 Pro, or 12 Pro Max? Well, that brand new iPhone you just bought might not actually be using 5G, even when you see that 5G symbol in the top right. Unless you follow these instructions, your iPhone will use regular old 4G LTE more often.
When Samsung announced its new Super Fast Charging 2.0 system was based on USB PD, the industry rejoiced. By using an open standard, Galaxy users could pick from hundreds of third-party chargers in addition to first-party options from Samsung. Trouble is, this never came to fruition.
This Black Friday, there are a lot of smartphone deals. Whether you're picking up a new phone or already have one, one of the first purchases you'll want to make is a protective case. And just like nearly every other item, there's plenty of money to be saved on some great phone covers.
It's easy to take your iPhone's Notification Center for granted. As useful as it is for viewing important alerts, reminders, and more, the feature is pretty drab when compared to the customizable Control Center, Accessibility Shortcuts, and others.
It's new phone season — new handsets are releasing every few weeks, we're seeing endless software updates, and the holidays are right around the corner.
If you're still working your way through the hundreds of features and changes that iOS 13 brings to your iPhone, you might be a bit surprised to learn that your device is now out of date. While Apple only dropped the big update for iPhones on Thursday, Sept. 19, the company has already released its successor. All iOS 13-compatible iPhones can now update to iOS 13.1, out today, Tuesday, Sept. 24.
Microsoft is quickly adding dark mode to its full line of apps. Microsoft To Do is the latest to receive this treatment, and it looks great. Now you can tick items off your to-do list without straining your eyes or draining extra battery life.
Update February 25: The new Sony Xperia flagship has been announced, and it has a new name: The Sony Xperia 1. You can read all of the official specs and details at our full article on Sony's new model.
The Pixel 3 XL versus Galaxy Note 9. Stock Android versus Samsung Experience. When I began this comparison, I thought the Pixel 3 XL would be unfairly outmatched. But after looking at the specs side-by-side, you'll see a different picture. This year, Google delivered a worthy alternative to Samsung's best offering.
The iPhone XR is the best bang for your buck option among the 2018 iPhones. Splitting the XR and XR Max right in the middle with screen size, it makes small compromises to to keep the price low. However, with the release of the Galaxy Note 9, Samsung has their own formidable middle option as well, the Galaxy S9+.
The day has finally come. About eight months after unveiling Magic Leap One: Creator Edition, on Wednesday, Magic Leap made the device available for order through a reservation page on its website.
After first being announced at Mobile World Congress 2018, the ASUS ZenFone 5Z will finally be coming to the US. Deemed an iPhone X clone by some, there is more than meets the eye when it comes to this flasghip. While it is similar to the iPhone X, in some ways, it improves on the design.
On August 1, Google Play started requiring new app submissions to target at least Android 8.0 Oreo's API. Then, as of November 1, all updates to existing apps were required target the same API. While at first glance, this change may mean little to you, it will have a profound impact on Android. Now, your favorite apps will be getting better.
With the change to a glass back, many of us are concerned about the durability of OnePlus 6. While glass does offer some benefits such as lighter weight, without proper reinforcement, it can easily shatter in one drop. Now we have our our first look at its durability thanks to JerryRigEverything.
With numerous insider reports, patent awards, acquisitions, and hires over the past few years, augmented reality smartglasses from Apple appear to be an inevitability.
All the Android fans out there undoubtedly remember the squeeze gestures introduced with the HTC U11. Google continued the trend by bringing the gestures to the Pixel 2 and Pixel 2 XL. Thanks to a brand new app, you can now enable similar squeeze actions on your Galaxy S9 or S9+, and even some older Samsung phones.
Apple released the fifth build of the iOS 11.3 developer and public beta on Monday, March 12. The update comes exactly one week after the March 5 release of beta 4, which mostly introduced bug and stability patches. At this time, this new beta appears to do much of the same.
BlackBerry has formally unveiled its latest flagship, the KEY2, during an exclusive event in New York. The Android-powered KEY2 retains its distinctive BlackBerry aesthetics with a physical QWERTY keyboard. Here's all the juicy details regarding Blackberry's followup to the venerable KEYone.
Samsung hopes to make a splash with the new Galaxy Note 9 to make up for the underwhelming sales of its signature Galaxy S9 series. This flagship is a radical departure from its predecessors — it's now optimized for gaming and paired with the most advanced S Pen stylus to date. Here's everything you need to know.
Ever since Microsoft sold Nokia to HMD, they've hit the ground running with a new lease on life. Quick updates have become their hallmark, with even their lower-end phones getting Android Oreo in a timely fashion. The same holds true for their current flagship, the Nokia 8, which by our count is now the first phone outside of Pixel or Nexus devices to get Android 8.1.
While iOS 11.3 doesn't have as many new features as iOS 11.2, there's still a lot to love about Apple's latest update for iPad, iPhone, and iPod touch, even if some of the best features we were expecting didn't make the cut.
So, you want to install the Oreo beta on your Galaxy Note 8 but you're not sure if it's stable enough. It is a beta, of course, so waiting until others have tried it out sounds safer. Well, over the past five days, I've used the T-Mobile version as my daily driver and there are a plethora of new features, as well as a few glitches. Let's take a look at the bugs, performance, and battery life.
This is a very exciting time for mixed reality developers and fans alike. In 2017, we have seen a constant stream of new hardware and software releases hitting the virtual shelves. And while most of them have been in the form of developer kits, they bring with them hope and the potential promise of amazing things in the future.
