Hot Hacks, Mods & Circuitry Posts
How To: Make music with a microcontroller
Learn how to use a piezoelectric element as a speaker, and how to generate musical notes with a microcontroller with this home electronics how-to. For more on programming microcontrollers to make sweet, sweet music, watch this helpful video guide.
How To: Strip insulated copper wire for electronics
This video tutorial explains how to strip insulated wire the right way. You'll learn how to adjust your wire strippers to make the process easier. Some people don't even use wire strippers, they use a knife or maybe even their teeth, but this causes nicks in the copper. To get the insulation off with ease and without gouges in the copper wire, use the proper sized wire strippers and adjust them right to fit the gauge of your wire. It's as simple as that. You don't need to go to vocational sch...
How To: Make LED and basic sink tube lightsabers
Have you become a Jedi in your Star Wars delusional mind? If so, break out of the the asylum with a Jedi lightsaber. Oh, but you don't have a lightsaber yet, okay. Well, this video tutorial will show you how to make a very inexpensive LED light saber with the most basic parts you could find. Novastar will shares his Jedi wisdom on LED light sabers, so pay attention, or you could never get out of that loony bin.
How To: Wire up crystal focus boards for Jedi lightsabers
Watch as Novastar and Gundamaniac demonstrate detailed wiring for a crystal focus board for Star Wars Lightsabers! Making your very own Jedi Light Saber may be a daunting task if you don't know what you're doing, but this four-part video tutorial will save the day from evil forces. To start off wiring the CF board, make sure you have your SanDisk on it already.
How To: Solder a pair of headphones
Find yourself faced with a dead channel on your headphones? Before them out, you might take the opportunity to see what you can learn from trying to fix them yourself with a soldering iron. The repair can often be straightforward. For detailed step-by-step instructions on resoldering a broken connection on your own cans, watch this headphone repair tutorial. Take a look.
How To: Turn a flatbed scanner into a camera
Want to take an ordinary flatbed scanner and turn it into a camera (that takes some pretty wild photos)? You can and, with the help of this video tutorial from MAKE, you will. For detailed, but simple, step-by-step instructions on assembling your own flatbed scanner camera, take a look at this how-to video!
How To: Make a cheap multi-touch pad like in the MacBook Air
Check out this video tutorial on how to make a cheap multi-touch pad like in the MacBook Air. Yes, that's right... you can make your very own multitouch, finger-sensitive touch pad for your computer. This is definitely the cheap way to go to make a Multitouch Mini (MTmini), with a maximum of fifty bucks down the drain. This multitouch touchpad (or trackpad) is easy!
How To: Build a simple MIDI controller
Do you need just a few more controls? Perhaps your wondering how hard it is to make your own controller? Then follow the steps in this 2 part series and build your first MIDI controller in about an hour for very little cash. Using only 8 electronics parts, a pre-made case and a DIY midi interface that is USB powered- you can build a controller and it wont require a degree in electrical engineering. For detailed, step-by-step instructions, on building your own DIY MIDI controller watch this vi...
How To: Hack a 9-volt battery
Want AAA batteries for cheap? Learn how to hack a 9-volt battery with this money-saving video tutorial from Make Magazine's Kip Kay. All you'll need to replicate this hack at home is a pair of needle-nosed pliers and one or more Energizer 9-volt batteries. For instructions on how to extract quadruple A batteries from an Energizer 9-volt, watch this how-to video.
How To: Make a hard drive speaker system
Looking to make use—if not necessarily good use—of your old hard drives? This how-to presents instructions for creating a hard drive speaker system to use in conjunction with an MP3 player. To follow along, you'll need an MP3 player (e.g., the Samsung YP-S3), at least one spare hard disk, wire, a soldering iron, and a screwdriver. For step-by-step instructions on hacking together your own hard drive sound system, take a look.
How To: Make a light-up frisbee with components from a yo-yo
Want to light the skies with your own flying saucer? Here's a quick way to add lights to an ordinary fribee using a cheap light-up yo-yo. It's so easy, anyone can do it.
How To: Build a simple Van de Graaff generator
Want to build a Van de Graaf electrostatic generator? Who doesn't! This video tutorial will show you how. To follow along at home, you'll need the following items: a rubber band–the longer the better–, a small motor, a small glass object like a Christmas tree light, and some type of plastic roller. For simple, step-by-step instructions, watch this Van de Graaf-buildin' how-to.
How To: Solder the basics
Soldering isn't hard as you might think. This video will cover the basic soldering techniques for electronics and electrical wiring. It presents a comprehensive look at the soldering process, covering everything from choosing a soldering iron and solder to proper soldering technique. Get started soldering with this electronics how-to.
How To: Solder electronics the right way
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 tutorial and learn how to solder correctly.
How To: Solder Deans connectors
If you're a hardcore RC hobbyist, odds are you may have occasion to solder a Deans connector from time to time. This two-part video tutorial will show you how. In this video tutorial, you'll learn how to build an adapter to fit two batteries into a single female output using deans connectors. For more information, take a look.
How To: Understand the basics of electronics with a 28-280 kit
In this five-part video tutorial series, you'll learn the fundamentals of working with electronics. To follow along, you'll need a 28-280 Electronics kit from RadioShack.
How To: Circuit bend a battery-powered toy
Take your old electronics and make them scream with glitchy goodness. This an extremely easy project and makes a great project for first-time solderers. Circuit bending involves taking electronic devices that make multiple sounds and wiring in switches to set off glitches or loops. Using an out-of-tune toy, the first part of this video series demonstrates how to apply a basic pitch bend using a potentiometer. In the second part, you'll learn how to bend the same toy by applying body contact. ...
How To: Make a full functioning A/C and heater
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 heating combo device. Make a full functioning A/C and heater.
How To: Record conversations secretly
Surveillance expert Julia Adams offers the different ways to secretly record a conversation in this how-to video.
How To: Solder an XLR connector to an audio mic cable
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 an audio mic cable.
How To: Hack any vacuum into a water sucker
This how-to video shows a powerful and effective hack to turn any dust vacuum into a water vacuum. You will need a rubber band, tissue paper, a set of four straws, a pen knife, a soft drink bottle, and a vacuum cleaner. Watch this video tutorial and learn how to modify a regular vacuum into a water vacuum. Hack any vacuum into a water sucker.
How To: Make a USB cell phone battery from a 9-volt
Change a normal 9v battery into a life saver. If you have ever run out of juice on your phone and could really use a quick charge then you need a USB battery.
How To: Make a rechargeable, solar-powered USB battery
An emergency battery charger for your mobile phone comes in handy, but it's not the ultimate solution; once it's dead it's useless (what a waste). If you want to really get off the metaphorical grid, you can follow the steps in this video to construct a more robust circuit that will not only bail you out of an inconvenient situation but also recharge in between uses. The simple addition of a low voltage solar panel and rechargeable batteries makes this possible. Enjoy!
How To: Wire the CNC router machine electronics
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Draw a part in CAD and cut it out with the CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Build a slide mechanism for a pipe CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Assemble a CNC machine router kit
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Install the software for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Build the motor mount for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Install a heat sink for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Connect the x and y-axis motor wires for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Connect the y-axis motor wires for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make a stepper driver power supply for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the stepper motor driver for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the x-axis motor mount for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the z-axis motor mount for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the y-axis motor mount for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the x-axis lead screw for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the y-axis lead screw for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.
How To: Make the y-axis rails and nut for a CNC router
A CNC router machine is probably the most useful tool a hobbyist can own, but the price for a CNC machine on the market is way more than the average hobbyist is willing to spend. You can build your own CNC with very basic tools, little knowledge of machinery, mechanics, or electronics, but be warned, these machines are inherently dangerous, so wear the proper protection and use common sense. At the very least, read the instructions and precautions on every tool you use.