Hot Hacks, Mods & Circuitry Posts
How To: Turn a laptop touch pad into a mini graphics tablet
TOUCHPAD HACK - This video tutorial shows how to transform a touchpad into a useful mini graphics tablet with some simple, everyday items. You will need a 1.5V battery, a small ball bearing, and a Philips head screwdriver. Watch this video tutorial and learn how to transform a touch pad into a miniature graphics tablet.
How To: Make a DIY hologram illusion with a monitor
Using a computer screen and a sheet of glass you too can create a hologram! As this video shows, simply use the correct monitor (depending on what you want to do) and a piece of glass positioned appropriately to create the holographic image.
How To: Quick-N-Dirty Circuit Board Repair: How to Patch Faded or Corroded Traces with Pencil Lead
You may already know that you can build a functional circuit on a sheet of paper with the graphite from a pencil, but you'd probably never think of using it to fix an electronic device. This same principle can be used to bring back a bricked phone, but can also repair a damaged or corroded trace in a printed circuit board. Redditor 404ClueNotFound spilled water on his favorite computer keyboard (like so many of us have done before). The damage was minimal, but after drying it out, one key sti...
How To: Make a Super Secret Batman-Style Bust Switch for Your Batcave (Or Just Your Lights)
Remember the 1960's American television series Batman, with Adam West as Bruce Wayne? It was waaaaay before my time. The caped crusader that I'm more familiar with is actually this one... When I first heard of Adam West, it was him doing the Batusi on The Simpsons. I had no idea what was going on, so I looked up Adam West and his sensual dance and found myself face to face with the 1960's Batman.
How To: Convert Your Old Apple iMac G4 into a Cable-Ready HDTV
Most of us have traded our desktop systems for laptops, tablets, and mobile devices, meaning there's a lot of outdated hardware sitting in attics. Want to give your old computer a new purpose? Matthew Chappee turned his iMac G4 into an HDTV using the guide by Dremel Junkie. One thing to note before you take on this project yourself is that if you want to use it to watch cable, you'll need a converter box to get around the MPAA's HDCP restriction. But, a converter box is considerably less expe...
How To: Turn Your Android Device into a Customizable Thermostat for Your Home
A faulty or broken thermostat can be one of the most annoying things to ever happen to your house. It's always too hot or too cold, and you can end up wasting money on your electricity bill.
How To: Use the rattlesnake knot, square braid and other paracord braiding techniques
Paracord braiding is a popular technique used to make lanyards and ties for survival gear. There are many different techniques a braider can use - the most common are the rattlesnake knot and the square braid. This video shows you the nuances of both techniques, a few variations, and how you can decide when to use one or the other. You can also alter the appearance and tensile strength of your paracord braid by changing how tight you make your knots.
How To: Build a blue laser ray gun that will burn things magnificently
If you've ever seen Goldfinger you've probably wondered when we're going to get access to lasers that could cut a man in half. This might be it. Watch on to learn how you can, with some electrical engineering skills, make a DIY blue death ray laser gun that will cut through all kinds of stuff. No word on whether it works on British secret agents.
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...
News: Easy! Cell Phone Camera Macro Mod (5X Zoom)
Hack N Mod offers an incredibly simple cell phone camera mod that delivers striking results. All you need is a lens from an old DVD player and you can magnify your zoom by five times.
How To: Extract an RFID chip from a card & make it wearable
Here's how to remove the RFID chip and antenna from a London Oyster travelcard. You can then put it in anything you want. You need a jar and acetone.
How To: Build an infrared pen cheaply
Build an infrared pen fast, cheap and easy, just check out this how-to video! There's no need to solder anything. You need scissors, tweezers, an infrared LED, and a light LED pen. Check out this video tutorial and make a fancy infrared pen.
How To: Make an immersion heater while in prison
Prison isn't really the place to snuggle up to your prison inmate. Learn from the once incarcerated Angelo how to keep yourself warm with a homemade immersion heater.
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: 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: 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: This Arduino 'Loudness Guard' Caps Your TV's Volume to Banish Annoyingly Loud Commercials
Have you ever fallen asleep watching television only to be rudely awoken by one of those obnoxious commercials that randomly play three times as loud as everything else? While the FCC actually made excessively loud commercials illegal as of last December, it's up to providers to comply, so the problem will probably take a while to go away.
How To: Scare Yourself Out of Bed with This Explosive TNT Alarm Clock
The first alarm clock in recorded history can be traced back to ancient Greek philosopher Plato, known for laying the foundations of Western philosophy and science. Plato was said to possess a very large water clock with an alarm signal similar to that of a water organ.
How To: This DIY Deathly Hallows LED Clock Is Perfect for Any Harry Potter Loving Muggle
In the Harry Potter world, there was a character by the name of Beedle the Bard, who told a story about witnessing the three Peverell brothers building a bridge out of magic and successfully crossing a very dangerous river that had claimed many lives.
How To: Do Fun Things in Notepad, Notepad++, and .Bat Files
Over the last few months I have been getting more and more into computers over the last few months, and I discovered my new favorite thing to do..... notepad stuff!
How To: Build Your Own Internet Radio Player, AKA Pandora's Box
Growing up, my family would get together in the living room every Saturday night and gather around my mom's old boombox radio and listen to Disco Saturday Night on 104.3 FM from 6 p.m. to 2 a.m. (the show ended in 2008 after 14 years of consecutive shows). The old ladies in the picture below are the best representation of these nights that I could find. Now, the radio is all but dead (just like the old ladies above) in this world of music streaming services and torrenting. All of our music is...
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: Make a Spot Welder for Cheap!
A typical resistance spot welder can range in price from about $200-$800, but with a little resourcefulness and a bit of free time, you can make one like this for about $10 or less.
How To: Hack a Cheap Floating Globe into a Levitating Imperial Death Star!
Have any Star Wars fanatics in your family? Well, here's a great Christmas gift idea for those Star Wars fans who think they have everything... a freaking LEVITATING DEATH STAR!
News: This Mini Indoor Weather Station Can Reproduce the Conditions Anywhere in the World
If you've spent most of your life in one geographic location, you're probably pretty familiar with the weather there (unless you're a hermit). If you live in a tropical climate (and haven't done much traveling), maybe you've never even seen snow.
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: Build a Laser Tripwire and Alarm with Snap Circuits
Want to learn how to build a laser tripwire and alarm out of snap circuits? I'll show you how to build both circuits— the laser tripwire circuit and the alarm circuit.
How To: Build a Remote-Controlled Water Gun (Or Flamethrower!)
You can do a lot with water guns. Have trouble waking up? Make a water gun alarm clock that (almost) no one could sleep through. Prefer real ammo? Turn your water gun into an airsoft BB gun. And if you don't have one, you can even make your own.
How To: Cut and Sand Your Micro-SIM into a Nano-SIM Card for Your New iPhone 5
Planning on getting the iPhone 5, but want to keep your SIM card? The new nano-SIMs that manufacturers are adopting will be even smaller than the micro-SIMs that most of us currently use. It's fairly easy to cut a regular SIM down to a micro-SIM, but because the nano-SIM will be thinner as well as smaller than the micro, cutting it down to size will require a little more work. Photo by Tech Digest
How To: Make a Powerful Handheld Rocket Launcher from PVC and Sprinkler Parts
Take everyday sprinkler parts and form them into a high pressure rocket launcher that will shoot paper rockets nearly 300 feet!!! It's cheap to make and a lot of fun!
How To: Build a Cheap Arduino Tachometer to Measure the RPMs of Spinning Fans (And More)
A tachometer, or RPM counter, is a device that measures the speed of something that's rotating. In a car with a manual transmission, the tachometer can be helpful in determining when to release the clutch and how much gas to give when you're taking off. This DIY Arduino Tachometer by Chris on PyroElectro uses an infrared transmitter and receiver break-beam pair to measure the RPM of a computer fan. When the fan blade passes between the transmitter and receiver, the IR beam counts the interrup...
News: Want a Drink? The Arduino 'Inebriator' Will Pour You 15 Different Cocktails
Who needs to go to bartending school when you've got the Inebriator to mix your favorite drinks for you? Want a cosmopolitan? No problem. Press a button. Want a tequila sunrise? Sure thing. Press a button. As long as you've got a good supply of liquor and mixers, the Inebriator is at your command. So, what exactly is this Inebriator thing? Well, it's a robotic bartender that can automatically pour 15 different pre-programmed cocktails. With 9 different liquors and 7 mixers on board, it's got ...
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: Build Night Vision Goggles with a Car Backup Camera and Monitor
Night vision goggles are awesome, but the price? Not so much. Luckily, you can make your own pair that will have you sneaking up on your friends in just a few simple steps.
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: 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: Revive a Dead Hard Drive
We depend on our hard drives for our data storage and if they stop working, our important data can be lost, this could cause many problems like losing school projects making us to do them again, losing jobs and other problems . So here is a tutorial, on how to make a dead hard drive work again.
How To: Turn an Old Scanner into a Keyboard Light
Do-it-yourselfer Kipkay salvaged parts from an old parallel port scanner and made a flexible, super-bright light in this how-to video. The modification is done by extracting the lamp and running it through clear tubing. He mounted the new lamp above his keyboard for night typing. Watch this video tutorial and learn how to turn an old scanner into a keyboard light.
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: Test an electrolytic capacitor with a digital multimeter
If you're working with a capacitor and wondering whether it's working or not, this video will help you find out. You're going to need a multimeter, available at any good electronics store. This device is capable of testing many different electric devices, and capacitors are one you can test. Set the dial, hook it up and see if things are working! These multimeter devices are essential in the world of home electronics, so put one in your tool kit today!