Hot Hacks, Mods & Circuitry Posts
How To: Make a Bottle Rocket
Video: .
How To: Make the Scariac (A Poor Man's Variable Power Controller)
Mixing water and electricity is extremely risky and potentially lethal, yet that's exactly what I did with the Scariac. In its simplest form, the Scariac is just a glorified version of two wires in a bucket of water, but it's actually one of the cheapest power controllers you can make.
How To: Turn a Hard Drive into a Desktop LED Penholder & Hidden Drive
This is a illuminated pen holder that I made out of a couple recycled hard drives. The LEDs receive power from the standard USB cable connected to a computer. The stand for the penholder is taken from a clip light, and the penholder itself is made from 3 hard disk drive platters. Also, I hid a small 4GB flash drive inside the base hard drive for some hidden storage.
How To: DC Versus AC and the Diode
Direct current (DC) by definition flows in one direction. Alternating current (AC), on the other hand, periodically changes direction, or reverses polarity. It is indeed possible for a portion of a circuit that is normally DC to periodically change direction, or reverse polarity like an AC circuit.
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: This Easy DIY Money Indicator Light Makes Sure You Always Have Cash in Your Wallet
Obviously, millionaires like me don't really have to worry about an empty wallet, but for the rest of you out there, having no cash when it comes time to paying a bill can be excruciatingly embarrassing.
News: The Streaming BPM Detector
In this episode we're using the Tibbo EM1000 to create our own web-serving-BPM-sensor!
News: Arduino and Breadboard - Basics I
Video: . This video covers the basics of the Arduino and the breadboard.
How To: Hungry for a Light Snack? Try Making These Gummy LEDs (aka Nerd Candy)
LEDs have slowly become the standard for DIY lighting projects because they consume less power and last way longer than regular light bulbs do. Light-emitting diodes have no filament, meaning they generate their light solely by the movement of electrons in a semiconductor material.
How To: Tired of Turning Your Bicycle Light Off? This Hack Disables It Automatically When You Park
Biking at night is dangerous. Seriously. If you've ever taken a night ride, you've probably experience a few close encounters with a set of headlights. Which is why you use bike lights—to make yourself more visible. Problem is, unlike modern car lights, bike lights don't turn themselves off when you're done riding.
News: How to Make a Weather Predicting Moodlight
In this video we're making a weather predicting light! Good luck! Video: .
How To: Control a Real-Life Maze Game with Your Windows Phone and a Netduino
There are tons of different versions of maze games. First, there were paper mazes that you had to draw your way out of. Then, there were computer and video games, and later, smartphone apps.
News: How to Control Lights with Your Voice Using an Arduino
In this tutorial, I'll show you how to use the Arduino to control lights with your own voice! Video: .
News: How to Control Practically Anything Using Twitter and an Arduino
In this project, I'll show you how to control your projects using Twitter! Video: .
How To: Measure the Drive Current.
There is thousands of motor driver, do you find an easy way to measure the drive current? That is what this motor shield do. The drive chip is L298N. The following steps is how to control two DC motors and how to measure the drive current. With it, you will make your control system more smart.
How To: Cycle Safer with This DIY Turn Signal Backpack, Complete with Accelerometer-Activated Brake Lights
If you ride your bike or motorcycle a lot, especially in a large city, you've probably had a few close calls. No matter how safely you're driving, you never know what other people are going to do, and being on a smaller vehicle makes you difficult to see.
News: How to Make a $25 Touchscreen
In this episode of Mike's Lab, we will be creating our own touchscreen! Video: .
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: Make a Difference in Your Neighborhood with This Urban DIY Glowing Bollard Crosswalk
Walking the streets at night can be uncomfortably dangerous. In 2010, there were 32,885 motor vehicle deaths in the United States. Of those, roughly 13%, or 4,280, were pedestrians. Two-thirds of those pedestrian deaths occurred at nighttime. Along with darkness, drivers also have to deal with rain and other harsh weather conditions. Combined, all of these factors can be very dangerous for anyone taking a walk at night. As it happens, pedestrian deaths are on the rise since 2009.
How To: Crazy Dad Enters Guinness World Records with Fastest Baby Stroller Ever (50+ MPH!)
Babies are pretty cool. They do whatever they want, have beautiful women drool all over them, and have more one-on-one boob action than any grown man (or woman) I know.
How To: Make a Working Speaker Using Only a Magnet, Wire, and Masking Tape
Duct tape is the king of all household items. You can use duct tape for practically anything, like this sweet wallet. But duct tape isn't the only crafty tape out there; masking tape holds its own, too.
How To: Hack an Old Cassette Tape into a Retro-Style MP3 Player
Cassette tapes, much like the boombox, Walkman, and record player, aren't used much anymore. With the ability to put music on our smartphones, most of us don't carry tapes or CDs around because it now seems inconvenient.
How To: Make the Deadliest Looking Redneck Pen Set Ever
Do you guys remember those things you hold with your fingers to write stuff down? I think they're called pens, or something like that...
How To: This DIY 'Bicycle Barometer' Lets You Know If You Should Bike to Work or Catch the Bus
If you don't have a car, or just prefer to take public transit to work, you know that an unexpected change in the weather can quickly...er, dampen your day. If you're not expecting it, rain or snow can turn your trip into a long, hellish ordeal—especially if you bike.
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 Can of Pepper Spray Shoots a Photo of Your Attacker While You Spray Them
Unfortunately, there are plenty of situations where having a can of pepper spray could come in handy. Even worse, in most of those situations your state of mind isn't really conducive to remembering important details like the facial features of the person who's trying to mug you, which means the police will have a harder time catching the culprit.
How To: This DIY WiFi-Detecting 'Sting' Blade Is Perfect for Any Hobbit Looking for a Hotspot
There are very, very few things better than a solid Hobbit songI mean, I was almost brought to tears when Pippin busted out this one in The Lord of the Rings: Return of the King.
Open Sesame: Make Siri Open Your Garage Door via Raspberry Pi
You can make Siri do all kinds of things it was never designed to do. From installing it on older jailbroken iDevices to using it to bypass an iPhone's lock screen, people have managed to come up with some interesting hacks—and that's only the beginning.
How To: Make a Dandelion Lamp Using LEDs, Optical Fibers, and Straws
Albert Einstein once said, "We know less than one thousandth of one percent of what nature has to reveal to us."
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: Convert Your LG Optimus G into a Google Nexus 4
Since the introduction of the Nexus 4 to the Google Play Store last November, the phone's been in constant demand thanks to the low price and sleek design. Even today, the phone is still listed as sold out. LG's Nexus 4 is also the only smartphone in circulation that can run a naked version of the Android operating system; one that does not come loaded with a manufacturer UI running over top of it.
How To: Turn Your External Hard Drive into a Colossus—Complete with Glowing Eyes
Whether or not you like its minimalist, "puzzle" style, it's hard to argue that Shadow of the Colossus is a gorgeous game. It got rave reviews from critics and players alike, was the 11th highest rated game of 2005, and was so popular that it even has its own wiki.
How To: DIY Alcohol Monitoring Ice Cubes, Plus How to Make Tetris-Shaped Ones That'll Make You Drink More
If you're like me (and everybody else probably), you probably have a few nights of reckless drinking that you wish your could take back, or at least turn down a notch.
How To: Monitor Your Drinking in Style with the Buzzed Buzzer—A DIY Breathalyzer Party Horn
Last week, the whole world ushered in the new year, celebrating the start of 2013 with family and friends, and of course, that little thing we like to call alcohol. But just because New Years Day is over doesn't mean the party is. And surely, there will be some assholes out there that will drink and drive this year. It happens. So, how can you make sure you're not one of those assholes?
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 Burrito Bomber: The "World's First Airborne Mexican Food Delivery System"
Everybody loves burritos. E-V-E-R-Y-B-O-D-Y.
How To: Build a Radio Controlled Watermelon Air Boat
There are tons of remote controlled cars and boats out there that you can buy or build, and you can add remote control functionality to almost anything. But if you really want to stand out, there are few things more attention-grabbing than this radio-controlled watermelon boat by the folks over at Starting Electronics. The body, obviously, is made from a hollowed out watermelon with a propeller and the parts from a remote controlled airplane mounted on a wooden block. A servo allows the prope...
How To: Inconspicuously Play Portal During Class on Your Graphic Calculator
The only bad thing about Portal is that you can't play it everywhere. You can't play it while camping, you can't play it in the car, and you can't play it in the waiting room at the dentists office (unless you lug around your laptop to all of these places. Weirdo).
How To: Turn a Game Boy Advance into an Old-School Miniature Arcade Cabinet
No matter how advanced technology gets, there will always be room for classic video games in the hearts of nerds everywhere. Mini arcades became very popular, as they allowed users to take arcade games on the go. As Game Boys and other mobile gaming devices appeared, the mini arcade slowly disappeared. Well, believe it or not you can combine the best of both worlds! Metku user Japala wanted to make his old Game Boy Advance SP "look cool again," so he turned it into a mini arcade cabinet.