Electroluminescent substances have become more and more popular lately in all kinds of projects, from toy glasses to EQ t-shirts. They allow you to create incredibly thin circuits that can be silkscreened onto a clear flat substance. Watch this video to learn how to layer circ ...more
"Always be strapped," says Techno-Guru Lloyd. Word! Techno-Guru Lloyd of My Home 2.0 tells you how to stay safe while working with sensitive electronics and circuitry.
When it comes to squeezing as much battery life as possible out of our smartphones, most people aim for software solutions, or ones that can otherwise be easily managed right from the touchscreen. Managing Wi-Fi and data connections, fine-tuning screen brightness, and install ...more
To hack a Wi-Fi network, you need your wireless card to support monitor mode and packet injection. Not all wireless cards can do this, but you can quickly test one you already own for compatibility, and you can verify that the chipset inside an adapter you're thinking of purch ...more
Pain is, for the most part, unavoidable when you stub your toe, break your arm, or cut your finger open. It's instantaneous and, in some cases, long-lasting, but it only feels as bad as you want it to. Yes, that's right—that pain is all in your head. Now I'm not saying that p ...more
Sweaty summer day by the computer? Office A/C broke? Watch this how-to video! You can make a simple USB fan using a compact disc, a USB cable, and a small fan motor. It's quick and easy! Don't suffer from the heat. Watch this video tutorial and with these circuitry tips, build ...more
This how-to video will show you how to zap charge a non-rechargeable battery with only two wires and a car. Sounds cool, and fun, unless of course you zap yourself. Watch this video circuitry tutorial for more information on this simple, money-saving hack.
In the following video, I demonstrate how to create a device capable of charging the body of anyone who wears it with static electricity, allowing a powerful shock to be discharged into anything that is touched. This grants the wearer the ability to do some pretty amazing thin ...more
With a little circuitry, you can find exactly what you need to make a very "cool" USB powered Mini Fridge. Just check out this how-to video. This cooler is perfect for keeping your drinks cool while gaming or at the office. Watch this video tutorial and learn how to build a US ...more
Is your laptop not holding a charge anymore? Don't buy a new one, hack the old one! Laptop batteries can cost upwards of a hundred dollars, but with new lithium batteries and some soldering tools, the new one works just as well. Watch this video computer circuitry tutorial and ...more
The DrinkShield is not quite as dirty as the picture above may convey. Circuitry nerd Craig Smith (who also happens to love drinking) has developed a breathalyzer that can be turned into a potentially naughty party game. Aptly tagged with the phrase "Blow Me", the DrinkShield ...more
Want to find out if your neighbors are talking about you? You could always hack their webcam or turn your iPhone into a secret spy camera, but unless you have a key to their house, that could be tricky to do without getting caught. With this DIY parabolic microphone (archived ...more
This is the third part of my electromagnetic pulse series (see Part One and Part Two). By now, I've covered the hardware and general concept of electromagnetic pulse generators, but how exactly do they disable electronics? How can an invisible field of energy have such a catas ...more
First of all, please DO NOT attempt to open any power supply and tweak what's inside unless you know what you're doing and/or are a professional. With that said, this circuitry video will teach you how to crack open a wall transformer power supply without destroying the transf ...more
New to soldering? This how-to video answers the questions for these common beginner soldering questions: what is flux? what tip should be used? do solder fumes contain dangerous amounts of lead? why regularly clean and tin the iron tip? Watch this video computer-circuitry tuto ...more
In this article, I'll show you how to create a simple yet effective way of scaring off intruders. Of course, there are methods around this approach, but it's great for office pranks and general fun. The project requires a little background knowledge in electronics and circuitr ...more
Keyloggers are a must-have tool in your arsenal. Hardware keyloggers have the advantage of being undetectable through anti-virus or other protection programs. They also capture keystrokes before the OS even boots up, so they are pretty handy tools. The only issue with these t ...more
Defined by Urban Dictionary, Nerdtastic: Something generally not cool, but to a nerd it's freakin' fantastic. Below, a collection of WonderHowTo's top 10 favorite, utterly nerdtastic Halloween costume tutorials. The clock's ticking, so if you don't have your costume yet, perus ...more
I record close-cropped videos and take macro still shots with my smartphones on a daily basis, so as you would expect, I spend a lot of time cleaning these devices. Over the course of a couple years, I've fine-tuned my cleaning regimen, and at this point, it's down to a near-s ...more
A laser light show is possible to replicate with the diffraction grating effect. Different laser effects can be created using a variety of materials: small motors and diffraction grating pieces, and mirrors. It's possible to create searchlights, crystal balls, spring patterns, ...more
Valentine's Day is almost here, and if you're like me, you're scurrying to do something special for your mate. The standard chocolates and flowers just isn't cutting it anymore, and you can only make so many homemade cards before it becomes banal and meaningless. So, what can ...more
Make a $100 super bright cop flashlight for less than $10, as shown in the steps of this how-to video. This flashlight is brighter than a Surefire and is so easy to do. You will need a compact flashlight, a Krypton flashlight lamp, a file or drill bit, and 3 volt batteries. Wa ...more
Welcome to part 2 of robotics teacher Scotty's introduction to electronics! the first video taught about the basic tools and components we need to start working with electronics. This one will cover the basics of electronics, from a primer on electricity and how it works to ma ...more
Most of us love Ikea because it is cheap, contemporary design-conscious, and the megastore's cafeteria serves 15 delicious Swedish meatballs for the low price of $4.99. Now there's an even better reason to love Ikea: why not treat their goods as raw materials, a good starting ...more
In this article, I'll be showing you how to make a cool visual representation of sound using an old cathode ray tube (CRT) television, a stereo, and a sound source. You'll also need a pair of wire cutters, and a few screwdrivers. To properly understand this project, it's a goo ...more
In this video, we explain some techniques for getting electronic circuits to do things they weren't designed for. As an example, use a speaker phone as a speaker. Hacking items into better or different devices is way cool DIY circuitry. These are ideas of electronics that are ...more
My name is Noah Hornberger. I'm a former Pixar artist (Wall-E, 2008) and Professor of Animation (DePaul University, Chicago), and I have recently invented a motion-activated musical toy called the Dub Cadet. One Substance TV blogger has called my light-up sphere that transform ...more
This is a pretty intense tazer (or taser) construction using a disposable camera and some hard core circuitry.
This week on Make Magazine is a project with parts from the Arduino Starter Kit. Skip over building the Proto Shield. Otherwise, it's a simple build that doesn't require any soldering. Arduino is a speaking control for robotics. It can be used in other Make kits or robotic pro ...more
This video tutorial shows how to make a homemade air conditioner with cool/hot function. No need to buy both a heater and an a/c, this home-made device does both jobs. Watch this video circuitry tutorial and learn how to modify and build a full functioning air-conditioning and ...more
You can add USB ports to your PS3 at home. Put two new ports onto the back of your PS3 for a total of six ports to get even more out of your machine. You will need a basic knowledge of circuitry and some electrician equipment to do this the right way. This video will show you ...more
This how-to video shows, close-up, the steps to soldering an XLR connector onto an Audio cable. You will need a knife, wire strippers, a soldering iron, in addition to whatever is being soldered. Watch this video circuitry tutorial and learn how to solder an XLR connector to a ...more
Oscilloscopes visualize electronic signals. This information can be useful for tests, debugging, and reverse engineering. If you work with electronic circuitry, being able to use an oscilloscope is a must have skill. Here Bre Pettis and Make Magazine hook you up with great tips.
Combine your iPod and a laser to send your music on the beam. Easy project that anyone can do, with the help of a little soldering. You will need your iPod, a solar cell, a laser, and a soldering tool. Watch this video circuitry tutorial and learn how to hook up an iPod to a l ...more
This video tutorial will show you how to take an old computer keyboard and use its circuitry as a physical computing input device. Once you have this device, you can then use it to interface with programs that you write using software such as pure data processing, MAX/MSP, and ...more
chrof Instructables boasts: "This is the most comprehensive step-by-step guide to build an 8x8x8 Led Cube ever published on the intertubes. It will teach you everything from theory of operation, how to build the cube, to the inner workings of the software." Yes, you can make ...more
The biggest struggle with flashing DVD drives on Xbox 360s has been the price tag of the probe to extract keys on some drives. The probe and kit is required to extract the DVD key, which is needed to perform a drive repair, flash, or backup of any kind. Who wants to pay big bu ...more
Below are the official rules and guidelines for submitting content to WonderHowTo. Please look over them before publishing any articles. Ignoring the rules could result in deletion of your article or being flagged as a spammer. Most of these rules apply to comments as well. F ...more
This is a basic instruction video on how cannons work within Minecraft. You're shown how to build one using stone, water and redstone. After you've tested your circuitry, load it up with a few blocks of TNT and then start firing away!
Circuit bending is when you take an old sound producing machine and change the circuitry to make new sounds. Make Magazine's Bre Pettis and circuit bending expert Justin Gerardy discuss the various tips and tricks of circuit bending.
You can easily control the direction that both water and lava flow using some redstone circuitry. Unfortunately, this trick will only work once before needing to be reset - but it's still useful for building lava traps or other machines.
How to prepare a thermocouple for attachment to a printed circuit board (PCB) for profiling a reflow or wave soldering system. This is advanced PCB circuitry and you need to watch all videos in the series to understand all the steps of wiring a printed circuit board entails. P ...more
Convert a Zoom h2 into a 4 track field recorder which cane record from 4 channels on a computer audio interface. You will need four 10 Kohm resistors, four 100 ohm resistors, two double pole switches, four RCA chassis parts, some wire, small screwdrivers, a wire cutter, a sold ...more
We're inching closer towards the singularity—that point where technology advances to the steepest slope of the logistic function S-curve and simply skyrockets at a rate we've never seen before. Somewhere along the way, the line between humans and the tech we rely on will becom ...more
It's always handy to waterproof your RC car because your toy car is going to tread in a lot of dirty - and sometimes wet - ground. This means that any electric circuitry faces the risk of coming in contact with water and fizzing out. So keep things safe by learning how to wat ...more
Learn how to solder up some great, rugged instrument cables in just a few minutes! Patch cables and instrument cables don't need to cost a fortune. Make you own with cable and whatever plug-in head you want. Watch this video circuitry tutorial and learn how to solder instrumen ...more
For most people, the battery life on a DSLR is more than sufficient, but if you want to do a really long exposure or time-lapse, one charge might not last long enough to get the shot you want. You can always connect it to an extension cord to charge while you shoot, but that c ...more
A nifty step-by-step guide to making your very own laundry detergent lamp. Upcycle that recyclable detergent bottle and gain a swell lighting fixture for your home! This involves some basic circuitry and wiring of a cheap lamp fixture. You use the laundry detergent bottle as t ...more
Here's an instructional DIY video on how to extend your I/Os using 74HC595 chip and CUBLOC CB280. The input/output of a computer's memory can be enhanced with a modification using a microprocessing board and a mini-board. Watch this video computer-circuitry tutorial and learn ...more
It's always handy to waterproof your RC kit because your toy car is going to tread in a lot of dirty - and sometimes wet - ground. This means that any electric circuitry faces the risk of coming in contact with water and fizzing out. So keep things safe by learning how to wat ...more
This is a really fun tutorial you can use to build a machine that will generate random pulses for you. All you need is an assortment of stone blocks, a piece of flat gorund and quite a lot of redstone for the circuitry.
A "voice changer" can be rewired so that you can play a pre-amped instrument through it like an effects pedal. It makes some relatively freakish sounds and is much more interesting this way. You can still use a microphone to talk through it but now you can rock out through it ...more
Quanergy CEO and founder Louay Eldada is, by any standard of measure, a pioneer in the development of LiDARs for driverless vehicles. Eldada's involvement with designing and engineering optical sensors dates back to his research work on LiDAR (light detection and ranging sens ...more
One of the worst-kept secrets in the tech world is Apple's plans for consumer-grade AR smartglasses, still unconfirmed publicly and only recently corroborated through a leaked account of an internal employee meeting. In addition to Apple's AR team, assembled through acquisiti ...more
Guitar pedals add character to your playing. However, musicians still say that certain pedals by themselves don’t live up to its promise of a perfect sound. Therefore, instead of replacing your guitar pedals with new and expensive ones, you can modify your pedals using differe ...more
"Tron" is a very cinematography-heavy film. While the story itself is interesting - Sam being contacted by his father who's stuck in a game he built many years after he's disappeared from the real world - the big draw is definitely the dark, glowing bodysuits and tracks in the ...more
If you're a musician in need of some lessons, there's no better way to learn than with Music Radar's so-called "Tuition" instructions. Although the title tuition is misleading, this video class is anything but costly, because it's free, right here. Whether you're looking for h ...more
In this video, we learn how to understand circuit bending. Circuit bending is noodling around with circuitry to see how it sounds and get different noises out of it. When you go into a motherboard and see the circuits that are inside of it, these can make noise if you re-circu ...more
Waymo claims in court documents filed yesterday in its lawsuit against Uber that ex-Uber CEO Travis Kalanick knew that former Google engineer Anthony Levandowski was in the possession of stolen documents while employed at the troubled ride-sharing firm. The federal court yest ...more
As necessary as sleep is, millions of people struggle with it every night. More than 50 million Americans suffer from any number of sleep disorders. If you're one of them and want a more satisfying, consistent sleep, then the LectroSound Sleep & Relax Soothing Noise Machine ma ...more