Hacks, Mods & Circuitry Features — Page 21 of 29 « Hacks, Mods & Circuitry

How To: Customize your computer by installing a case window

Watch this mod video to learn how to install your own window into your computer case or tower using simple tools and cast acrylic. Follow the easy steps to cut a basic shape or get creative and cut your own shape.

News: Build a USB spy telescope for less than $40

Looking for a cheap addition to your KGB-esque arsenal of spyware? Here's a hack using a webcam and a telephoto lens to record some far out sights. Build a $40 USB spy telescope.

How To: Make a DIY phase-shift oscillator with a transistor, resistors and capacitors

The phase-shift oscillator is one of the most common electronic parts, used in all sorts of mostly noise-making devices. If you like electrical engineering and new a new project, watch this video to learn how to make a phase-shift oscillator out of a single transistor, resistors, and capacitors.

How To: Make a motion activated silly string shooter

Systm is the Do-It-Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. They will help you avoid pitfalls and get your project up and running fast. In this DIY episode, see how to make a motion activated silly string shooter.

How To: Untether a tethered jailbroken iPhone 4, iPod Touch or iPad

If your iPad, iPhone 4 or iPod Touch is already on a tethered jailbreak, this is the tutorial on the new Redsn0w release for all you experienced users. An untethered jailbreak is a type of jailbreak where the device does not require rebooting with a connection to an external jailbreak tool to power up the iDevice. Jailbreaking allows users to get root access to the command line of the operating system, to download otherwise unaccessible extensions and themes, or install non-Apple operating sy...

How To: Make a vinegar battery

Need to use up vinegar? Here is an interesting way to convert your standard vinegar into a working battery. Learn the technique to create an alternative source of energy using vinegar. Make a vinegar battery.

How To: Wire an electrical plug in the United Kingdom

Here's how to remember what wires go where when wiring a plug in the United Kingdom. UK plugs have two or three wires going into them: brown, blue and yellow-green. L in the blue tells you it goes on the left. The R on the brown tells you it goes on the right. If there's a yellow-green one it's the ground or earth.

News: Remote Control Your Car via iPhone (Albeit Dangerously)

Bonafide How-It's-Done (not exactly a HowTo) on remote-controlling your car via iPhone and Power Wheels. Brought to you by some crazy Texans, over at Waterloo Labs.

How To: Use a function generator to make waveforms for electronics projects

A function or signal generator is an electronic device that can create different types of waves and send them through a circuit without building oscillators. This video will teach you how they work and how to build a basic LED dimmer that uses one as an example.

How To: Build an Illuminated Star Map

It's what every astronomy-loving geek has always wanted... a beautiful, twinkling home galaxy. As Instructables user MrTrick rightly warns, this project is no small feat. Be prepared to get schooled in:

How To: Hack together a widescreen TV

Learn how to make your own widescreen TV in 5 minutes. The process involves using two full screen TVs side-by-side with two DVD players.

How To: Convert a Zoom H2 into a 4 track field recorder

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 soldering iron, gaffa tape, and a drilling machine with a 6mm metal drill. Watch this video circuitry tutorial and learn how to modify a Zoom H2 into a 4 track field recorder.

How To: Program Wiimote buttons with GlovePie

Learn how to program basic script in GlovePie to allow your Nintendo Wii Wiimote to function as an input device on your PC. Using GlovePie input emulation software and a bluetooth connection you can connect your Wiimote to your PC.

News: Creepy Talking-Piano Hack

Austrian composer Peter Ablinger has created a "speaking" piano. Ablinger digitized a child's voice reciting the Proclamation of the European Environmental Criminal Court to "play" on the piano via MIDI sequencer. Apparently, the computer is connected to the piano, which analyzes the human speech, and then converts it to key-tapping.

How To: Prep a thermocouple for a printed circuit board

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.

How To: Custom fit a pair of earbuds to fit your ear

Earbuds can be great for filtering out distraction, but they certainly aren't built for every ear. This tutorial shows you how to create your own pair of custom fit earbuds using just a custom earplug kit. Follow the instructions, and you'll have your own pair of noise-cancelling headphones!

How To: Build an alarm system in under three minutes

This is a DIY (do-it-yourself) alarm system. Try building it in under three minutes!

How To: Make a flexible aluminum electroluminescent display

Make a flexible aluminum electroluminescent display using aluminum foil, EL phosphors and a simple electrolytic etching bath. This video shows the chemical process behind etching foil in an electrolytic bath, and develops it into a practical application for it by creating an electroluminescent caution display.

How To: Operate an accounting calculator

In this video series, watch as accountant Joseph Salazar teaches how to operate an accounting calculator. Get tips on how to calculate sales tax, how calculate finance charges, and how to find the installment buying amount. Use these step by step online tutorials to continue your accounting career.

How To: Repair printed circuit board laminate materials

In this soldering tip video brought to you by BEST, Inc. Bob Wettermann demonstrates how to repair damages that have occurred to the based printed circuit board laminate materials as well as to PCB corners.

How To: Scan a 3-D object

In the season finale of Know How, Tim uses a laser pointer and a wine glass to scan a 3-D image of his mom’s head. You have to see it to believe it.

How To: Build a USB flashdrive eraser

Moujan, from PopSiren, transforms a boring USB drive into a master of disguise with the help of an eraser!

How To: Make a brain machine

For those of you who don't know, a brain machine is a machine that controls your brain waves. This particular brain machine puts your brain in a meditative state and then brings you back out via brain waves.

How To: Get the magnet out of a hard disk drive

I have used a laptop HDD in this video. I'm showing how to get the magnet out so you can use it on your paint spray - or were ever you want... this is a strong magnet, so you can use it without problems.

How To: Make a disposable camera belt

A piece of homemade spy gear - learn how to make a belt with a disposable camera attached to it.

How To: Fix a broken XLR cable & make a sub mic from a speaker

If you have an extra speaker cabinet, a broken XLR cable and a little bit of soldering knowledge, you can create a functional kick drum microphone in just a few minutes' time. This audio engineer's guide will walk you through the entire process. For detailed, step-by-step instructions, and to get started building your own sub mic for extra low-end, watch this hacker's how-to.

How To: Embed lights into a backpack for safety with LilyPad

Get started with the LilyPad Arduino! It's a sewable microcontroller that lets you embed lights, sounds, sensors, and much more into your wearables, perfect for clothing and accessories. In this Make Magazine intermediate, soft circuit, video tutorial, you'll see how to make a light-up patch that can be used on your backpack for fun and bike safety. Get the details.

How To: Make a homemade acetate heater pad

Learn in this video how to make sodium acetate (hot ice experiment)with household item,and how to make heater pad re-usable more than 100time,give 45*c for 1 hour.

News: Crazy Matchbox Trick - Magic Revealed

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How To: Waterproof your thumbdrive

Systm is the Do-It-Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. They will help you avoid pitfalls and get your project up and running fast. In this DIY episode, see how to waterproof your thumbdrive.

How To: Build a beer cooling machine

Build a machine that will cool beer in as fast as 6 seconds using an Airduster can of compressed air.

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.

News: What Every Man Wants in Bed

Wait for it... Wait for it... (Trust me, you won't be sorry).

How To: Make the Simplest Motor Ever

For this project, you will need a magnet, two AA batteries, two keys, a metal plate, and a copper wire coil.

How To: Make a Virtual Private Network

Stay secure on public wireless networks by making your own FREE virtual private network (VPN). This tutorial shows you how to set up an OpenVPN server and connect to it from your laptop.

HowTo: Turn a Security Camera into a Lamp

The end of Daylight Saving Time means two things: a little less light and, as a result, a little less security. This CCTV lamp will give you more of both. And in the nick of time! We fall back to Standard Time at 2 AM on Sunday, November 7th. Better get building!