Hacks, Mods & Circuitry Features
How To: Build a handheld version of the TSA's microwave-based body scanner
With the TSA's full-body scanners occupying a great deal of airports nationwide, the debate remains as to whether air travelers should continue to be subject to immoral security techniques and possible health risks due to the x-ray scanning devices. The "advanced imaging technology" may help keep obvious weapons out of major airports, but scanning naked bodies seems more voyeuristic than crucial to national security. But while the argument continues, one woman is taking a stand… well, not rea...
How To: 10 Unique & Practical Ways to Repurpose Your Old Hard Disk Drives
At one point in the '90s, about fifty percent of the CDs produced worldwide had an AOL logo. About fifty percent of the CDs in my home still have that AOL promise of 500 free hours on them. Though they never got me to join their internet service, I did get a lifetime supply of coasters. Thanks to the rise of high-speed internet access and bigger and better hard drives, there's no reason for companies to snail mail any more of those obnoxious plastic discs.
How To: Hack a coin operated laundry machine
Man, it's laundry day and once again you have NO quarters. Well, check out this video and you'll never need quarters again. This how-to shows how to pick the lock on a coin operated laundry machine and then rig it up so you'll never need to pay again. Sweeeet.
How To: Hack a satellite dish into a WiFi signal booster
There are many ways to recycle a satellite dish and this is one of them. In this video tutorial, you'll learn how to hack an old satellite dish into a biquad WiFi antenna. For detailed, step-by-step instructions on building your own audio signal booster, take a look!
How To: Make a PVC Hand Pump to Move Water, Compress Air, & Create Vacuum
When you're using vacuum power, moving water, or compressing air, it's more than likely being done with some sort of pump. I'll be needing a pump for some of my future projects, so in this tutorial, I'll be showing you how to make your own customizable PVC hand pump that will let you do all three.
How To: Hack Your Electricity Meter
This video will show you what you'll need to know to hack a digital electric meter. You'll need 2 magnets, one much bigger than the other, an AC adaptor that you'll cut into pieces, or some speaker wire, distilled water, electrical tape, a knife, some plastic wrap, and a plastic cup. Remember, this is illegal, and shown only for educational purposes.
How To: Hack Your Old Computer Mouse into Retro Wireless Bluetooth Mouse!
Since most devices these days are mobile and wireless, a lot of people have a bunch of old hardware from a decade or two ago sitting around unused, just wasting away in dusty boxes. Look familiar?
How To: Hack a laser pointer into a burning laser
It's not just for annoying cats, anymore. You can upgrade your laser pointers and turn them into an actual burning laser! This tutorial by Kip Kay shows you how to mod a basic laser pointer into a higher powered laser.
How To: Make a Super Cheap One-Way Check Valve
If you're going to build yourself a water gun to cool down this summer, or maybe just a useful water pump, you'll need some check valves. However, the most expensive parts of a water pump or DIY super soaker are usually the check valves. So, let's make some from scratch for as little as $0.35 each.
How To: Hack Your Mini-Fridge into a Vending Machine to Take Care of Freeloading Friends at Your Next Party
It always sounds like a good idea to throw a party... until the party gets there. Next thing you know, you're running around hiding anything breakable, and once everyone leaves, you're stuck cleaning up the mess. But the worst part is footing the bill for everything, and if you don't charge at the door, your chances of getting anyone to chip in are slim to none once the party starts.
How To: Build a Deadly Motion-Activated Airsoft Turret Gun
It's tough out there on the battlefield, especially when your stuck in the trenches and your comrades are dropping like flies. There's no hope. At least, until the next airsoft battle.
How To: Lock and Unlock a Safe
This is an easy step by step tutorial how to lock your jewels in a hotel room or in a public safe. Be aware that in a public safe it is more secure to use the second method of locking by a magnetic card, not by a PIN code that can be easily seen by someone nearby.
How To: Circuit hack and mod
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 cool to splice, rip apart and use recycled electronics for new projects.
How To: Increase the range of a USB Bluetooth adapter with a high performance antenna
Watch this amazing USB Bluetooth adapter hack from Kipkay. It's easy and effective, plus it will work with other wireless devices, too. Bluetooth works on a 2.4GHz short wavelength radio frequency, but it's only effective over short distances. Well, Kipkay's going to show you how to increase the range by swapping out the antenna in the bluetooth adapter with a HyperGain 2.4GHz high performance antenna.
How To: Scavenge High-Voltage Components from Your Neighbor's Trashed Microwave
For this project, I decided to rip apart a microwave I found in my neighbor's garbage can to see what was inside. With permission, of course! True story!
How To: Make an AC Arc Welder Using Parts from an Old Microwave, Part 2
Last time, I showed how to start putting together an AC arc welder from scavenged microwave parts, focusing on the transformer modifications. Now, I'll show you how to finish up your DIY stick welding machine by fixing up the electrical system and performing the finishing touches.
How To: Get your PSP hooked up to the Internet without needing wifi
If you can't get access to a wifi hotspot or an Internet connection with your PSP, you can use this method to get online. You will need access to a computer that is online, and a USB cord that can connect the computer to your PSP. Then, open up the command prompt on your computer, configure your IP and then add your PSP as a device on the network. This method uses the DNS method of getting to the Internet rather than having to hack a wifi connection.
How To: Make a Secret Car Compartment
Nowadays, protecting your valuables can be challenging especially when you're on the go. That's why I decided to make a little secret compartment inside my car. Only you'll know it's there because nobody will be able to find it. Not only that, but you'll have easy access to it. It's fairly cheap and the total cost was under $5.00. Let me show you how to make it. You can watch the video or scroll down below for the written guide.
How To: Hack Smart Cards for satellite TVs
Notorious hacker Chris Tarnovsky opens his underground laboratory to WIRED, providing a peek into the world of satellite television smart-card hacking. This complicated process involves nail polish, a pin head and various acids -- so don't try this at home (unless you're Chris Tarnovsky)! Chances are you won't even know what's going on here, but that's not going to stop you from watching this video tutorial on how to reverse-engineer a satellite TV smart card, is it?
How To: Hack a 20-Year-Old "Brick" Phone into a Digital Cell You Can Text On
The cell phone has come a long way. The very first "mobile devices" were made and used by the military in the late 1930s, with the first commercial mobile telephone service introduced by Bell in 1946. These devices were hardly what we'd call mobile today—some took up the whole trunk of a car, and others had to be carried on your back in a heavy bag.
How To: Use Your "Dead" Car Battery to Power Emergency Fans, Lighting, and More!
A common misconception is that all car batteries die. This, in fact, isn't true—the majority of "dead" car batteries just don't contain enough juice to power a car, but they can still provide enough watts to keep emergency fans and lighting running, which is great when a power outage occurs. So, instead of lugging the battery to the nearest drop-off center or just letting it collect dust in the garage, you can put that car battery to good use.
How To: Hack a Vending Machine in 3 Easy Steps
How to get a vending machine to pay you for its goodies, instead of you paying for them. First off, find a older vending machine, and insert your dollar bill as you normally would. Once you have entered it, you can select which ever item you want. Then quickly, before the item dispenses, hold up on the gate to prevent the item from falling. When it falls, it should rest on the back of the gate you're holding up—don't let go yet. After a long wait, the vending machine will think nothing dispen...
How To: Open a power supply without destroying a transformer
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 transformer.
How To: Block RFID Signals, Build an RFID Reader Detector, and Make Custom RFID Tags
RFID chips are everywhere. They're in passports, credit cards, and tons of items you've bought in the last 5 years or so. Big retailers like Walmart started using tracking products with RFID as early as 2004, and today, they're used in everything from mobile payments to hospital record systems. Chances are, unless you're a hermit (in which case you wouldn't be reading this anyway), there's an RFID tag within a few feet of you. Photo by sridgway
How To: Recharge non-rechargeable alkaline batteries
Can you recharge non-rechargeable alkaline batteries? Yes you can! Gary Cutlack from techdigest.tv risks chemical burns to demonstrate.
How To: Zap and revive old NiCad batteries with a mig welder
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...
How To: Hack a Pair of Cheap Active Shutter 3D Specs into Light-Detecting, Auto-Tinting Sunglasses
Wouldn't it be awesome if your glasses could detect when it's bright outside and automatically darken? Well, the technology has been around for a while, but it'll set you back a few hundred bucks.
How To: Increase the power of a 5mw green laser pointer
In this tutorial, we learn how to increase the power of a 5mw green laser pointer. First, you will need to gather the parts you will need, which include a vise, the laser, a soldering iron, and a block of wood. After this, cut the block of wood in half and then put your laser pointer in the middle. Pull and twist so the module comes out, then pull the foam protector off. Don't lose any small parts that come out. Next, unscrew the silver cap and then put on your new laser module. Replace all p...
How To: Build Your Own Kinect-Like 3D Tracking Interface with Cardboard, Foil, and Arduino
Back in 2008, media artist Kyle McDonald created a 3D interface that could track movement, which he turned into a virtual Tic-tac-toe game.
How To: Turn a pen and film canister into a rapid-fire airsoft machine gun
Make a homemade airsoft machine gun with Kipkay! You will need a basic ball point pen, a film canister or medicine bottle, and an assortment of Airsoft pellets (6 mm size pellets work the best). You'll also need access to a drill, and a hot glue gun.
How To: Hack a CCTV camera for your computer and television
See how to hack a wireless CCTV (closed circuit television) camera to show your Windows or Linux PC desktop on your 42-inch plasma television. This is a homemade hack that's easy with good quality picture. Doing this mod can save you money, unless you don't have a CCTV camera laying around.
How To: Build a Solar-Powered Mini-Synthesizer Wristwatch
There's nothing worse than when you come up with a brilliant idea while you're busy with other things and then promptly forget it. Whether it's the perfect ending for your novel or a comeback you should've said during that argument with your roommate last week, it's always annoying.
How To: Trigger traffic lights to change from red to green
This instructional video shows how change traffic lights from red to green, using science, and without actually having to know anything about magnetic fields or properties! Save gas, time, and frustration in your car and during your commute! Works great! See the test results! Yay for Kipkay! The trick in this video hacking tutorial will teach you how to get green lights on your bike or motorcycle that is too small or light to trigger the traffic light.
How To: Hack an Old LCD Monitor into a Secret Computer Screen That Only You Can See
No matter your reason, if you want to hide what's on your computer screen from prying eyes, there are plenty of ways to do it. You can get a privacy filter, install a panic button for your browser, or just develop super fast reflexes. But all it takes is the right angle or a too-slow reaction to blow your cover.
How To: Make LED-enhanced anti-paparazzi glasses
This video teaches us how to prevent those pesky paparazzi from invading our privacy. It suggests buying a pair of safety glasses that have lights attached at the sides. Then, remove the lights, and replace the existing resistors with higher-powered ones, and the lights with infrared LEDs. When the press tries to film you while you're wearing these at night, the cameras will see bright, menacing lights where your face should be. This how-to is presented as a joke, but it would be hilarious to...
How To: Make a Totally Geeky LED Pocket Watch That Tells Time in Colors
The cell phone may have replaced the pocket watch, but thanks to some clever mods and hacks, "old-fashioned" time telling is making a comeback. Smart watches that connect to your mobile device cannot only tell you what time it is, but also change the song you're listening to and let you know how many Facebook notifications are waiting for you. Frank Zhao, an electrical engineering student at the University of Waterloo, decided to do something a little different with his LED pocket watch. It h...
How To: Make a Homemade Air Conditioner That Runs on Batteries or USB Power
Hand made air conditioner made of a foam lunch box, 5 volt DC fan, 4 AAA rechargeable batteries, and some ice. This homemade AC can run on batteries and you can plug directly into any USB port.
How To: Make a homemade AA battery connector
Make a battery connector for electronics and science projects with items laying around the house.
HowTo: Trigger Green Traffic Lights
Scenario: it's late at night, the roads are completely empty and you are stuck at the longest light ever. Solution: don't run a red- change it to green yourself. Avoid a ticket, save yourself some time (and perhaps a little gas).
How To: Make Your Own Halloween Masks by Modding Your Shop Vac into a Vacuum Forming Machine
You may have never heard of vacuum forming, but you use products made with the technique all the time. The lid on your coffee cup, the plastic bowls you used at last week's barbeque, and the blister packs your prescriptions come in are all made with a vacuum forming machine.