Soldering

How To : Generate Electricity From Kinetic Energy

Piezoelectric Energy In this article, I'll show you how to make a small, wallet-sized device that generates electricity from kinetic energy. The concept is simple: Piezoelectricity is the charge that is produced when certain solid materials (commonly ceramic and crystal) in r ...more

How To : Repair or Replace Your Broken Headphone Jacks

If you haven't met a person that's broken a pair of headphones, you might need to get out more. No matter how expensive or cheap a pair of headphones are, the sound can get buggy, the wire can get cut, or the headphone jack itself can be broken or ripped off the cord. But inst ...more

Making Electromagnetic Weapons : EMP Generator, Part Two

In this article, I'll be covering Triggers and Coils, part two of the series (see part one here). Generally, a simple EMP generator consists of four components; a capacitor, a transformer, a trigger and a coil of copper wire. The transformer component can be varied, but the co ...more

How To : Build a Laser Trip Wire Alarm System

Building a DIY Alarm System: The Concept So, you want to protect your property, or maybe a room, car, or even your backyard. The concept of an alarm system is to notify the "alarm administrator" that there is an intruder entering the previously designated boundaries. The trig ...more

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 ...more

How To : Build an eco-friendly directional WiFi antenna

Learn how to build an environmentally friendly directional WiFi antenna with this simple video guide. To follow along at home, you'll need the following things: a copper wedge, an N-type connector, some screws, a clamp-on N plug, a pigtail, and a wireless card. You'll also nee ...more

How To : Turn a 5MW laser into a 100MW laser

Tired of that dinky little 5MW laser? Turn the power up and convert your 5MW laser into a 100MW laser? A small amount of modification can produce a significantly stronger light coming out of your laser. You will need a small screwdriver (such as a jeweler's screwdriver), needl ...more

How To : Make Your Own USB Keylogger Hardware

Keyloggers are a must-have tool in your arsenal. Hardware keyloggers have the advantage of being undetectable through anti-virus or other protection programs. They also capture keystrokes before the OS even boots up, so they are pretty handy tools. The only issue with these t ...more

How To : Build a custom iPod or iPhone cable

Take a look at this instructional video and learn how to build a custom iPod and iPhone cable that'll simultaneously charge the Apple device and give an audio line out connection. Keep in mind that this process requires some soldering and since the pins on the Apple dock conne ...more

HowTo : Build a Vibrating Lock Pick With a Toothbrush

Unbeknownst to the general public, picking a lock can be a very easy process once you get the hang of it (yes, surprising AND frightening). A vibrating lock pick set takes the general ease of picking even further by speeding up the process. Now, with the help of Invent Geek, y ...more

How To : Protect Your Door with High Voltage

In this article, I'll show you how to create a simple yet effective way of scaring off intruders. Of course, there are methods around this approach, but it's great for office pranks and general fun. The project requires a little background knowledge in electronics and circuitr ...more

How To : Make a burning laser pointer that produces heat

In this video tutorial, viewers learn how to make a burning laser pointer. Users will just need a regular 5Mw green laser pointer. Begin by unscrewing the top of the laser pointer and take out the batteries. Carefully with a pair of pliers, break the glue seal and remove the l ...more

How To : Turn an Ordinary 9-Volt Battery into a Secret Safe

Sometimes the best way to hide things is in plain sight. Whether you're trying to sneak some medication past security at a concert with a zero-tolerance policy, or you're just worried that maybe Omar comin', YouTuber MrGear has a clever way to put your mind at ease. In the vi ...more

HowTo : Boost Your WiFi Signal With a Tin Can

Budget Hack's cheap Wifi range extender works off of the age old concept of adding tin foil to your TV's rabbit ears. The materials are cheap, and the project is relatively easy (if you're willing to pick up some soldering skills). You Will Need: Two milo tins or similar F- ...more

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 spar ...more

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 tha ...more

How To : Make a light sensing robot

Mousey the junk bot is a light sensing robot made out of an old computer mouse. Bre Pettis of Make Magazine goes over how the pieces are installed and talks about some mistakes that he wishes he could have avoided. This project requires a drill, a dremel, and soldering skills.

How To : Charge a Cell Phone on Train Tracks

If you're ever lost or hurt out in the middle of nowhere with a dead cell phone, you might be able to "flag" down help as long as you're near some railroad tracks. Some train tracks carry a small electric charge as a means of detecting other trains for signaling or for detect ...more

How To : Use a breadboard, also known as a protoboard

This two-part video introduces you to the breadboard, also called a protoboard, used to build electronic circuits without soldering. The first part of this presentation describes the features of a breadboard. The second video continues by showing you how a breadboard is used ...more

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. list: 1 5.1v zener diode 1 330-ohm resistor 1 9v battery connector 1 9v battery solder and soldering iron (you can ge ...more

How To : Make LEDs Dance to Techno Music

You must have seen some expensive mp3 players and CD players which have LEDs fixed on them and they dance to the tune looking really pretty. Imagine you could make your own LEDs and configure them to dance to Daft Punk or Swedish House Mafia. I’m going to tell you how it can ...more

How To : Make a robot car

In this tutorial, we learn how to make a robot car. To start, you will need to prepare the sensors by placing in the pins and soldering. After this, you will need to connect the wires to these and solder them into the correct places. Use a map to find the correct placement for ...more

Making Electromagnetic Weapons : Semiconductor Lasers

I'm back with the third part to my laser weapon series (see part one and two), and I'll be explaining the function, application, and potential of semiconductor lasers, aka laser diodes. Surely, most of you have used a laser pointer at some point. Whether purchased at a dollar ...more

How To : Wire your model railroad track

If you're at the point where you need to start ballasting your model railroad track, then you might want to check out this video tutorial on wiring. Learn how to wire your model railroad track. So, see how to run the feeder cables to power up your ballasts to power up your mi ...more

How To : Build an infrared smart board with a Wiimote

Save tons of money by building your own LED pen that works with a multitouch smart board / whiteboard. You'll also need a WiiMote (Wii Remote) to use in conjunction with your homemade LED pens that you'll be making in this video. To get started with this awesome project, you'l ...more

How To : Make a Simple Touch-Triggered Transistor Relay

In this article, I'll show you how to make a simple touch-triggered switch. This is very useful for various electronic projects, from a simple bedside light to a flat panel touch keyboard. The circuit can vary in switching power depending on the transistors you use. For exampl ...more

How To : Fix broken home button on iPod touch

So you want to go home eh? Just can't seem to get there? Well, if you're dealing with a broken home button on an iPod touch this can be a frustrating challenge that can leave you wanting to hurl your device across the room. Well, worry no more. This video will get you home qui ...more

How To : Make inexpensive solar panels from broken ones

As far as the world of consumer electronics goes, it doesn't get much greener than recycling solar panels. In this video tutorial, you'll learn how to solder together broken solar panels, giving them new life as a functional AA battery charger, which produces about 6 volts in ...more

How To : Install and weather flex track for model railroads

Need to secure your track to the road bed for your model railroad? Well, this video tutorial will show you how to do it, not to mention show you how to weather your flex track. If you're into model railroading, or rail transport systems, or scaled trains, or whatever you want ...more

Build a Home Arcade Machine : Part 1

Remember the arcades? Were you saddened when they closed up one by one, leaving no outlet to actually go out and socialize while you played video games? With all the home consoles and internet connectivity, gaming has evolved, but the social factor has been eliminated. Sure we ...more

How To : Hack a toy radar gun into a real one

Turn a 'toy' radar gun into the real thing! Cops don't even have one like this! While this is a completely new and different design, the inspiration for this video is from an article by Ken Delahoussaye in MAKE Magazine. Just watch this video tutorial on how to hack a toy rada ...more

How To : Make a burglar alarm

Learn how to make a cheap burglar alarm/trip wire alarm with step by step instructions. This is pretty basic but effective. Cardboard, fishing line, batteries, soldering wire, soldering iron, hot melt glue gun, an empty soft drink can, electrical tape, buzzer are some of the n ...more

How To : Make USB Christmas lights

This video covers the steps for creating USB Christmas lights. Take battery powered Christmas lights and convert them to USB powered to decorate your office. Take apart the battery casing. You have to rewire this. You also need to cut open a USB cord and do some soldering.

How To : Make a pocket USB battery

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. Take a look at this instructional video and learn how to create a pocket USB battery. Materials you will need for thi ...more

How To : Make slime with Borax and glue

Usually our 5-Minute Projects involve soldering and LED lights and other such electronic accoutrements, but this week we decided to skip the fancy stuff in favor of an old-school science project: making rheopectic slime from Borax and glue. This is a pretty safe experiment eve ...more

How To : Make a Canon Shutter Release Cable

This article will show you how to make a shutter release cable for a Canon camera. It took me about half an hour once all of my materials were gathered. I came in at a total of about eight dollars. It has three switches and buttons. The black button on mine triggers the auto f ...more

How To : Hand lay scaled model railroad turnouts

Need a new hobby? How about railroad modeling? You can turn a full sized train and rail transport into a scaled model for you to enjoy. Model railroading is a hobby that requires attention to detail, so no slackers here, please. Watch this video tutorial to see how to hand la ...more

How To : Mod your NES controller to play on PC

This is a HouseholdHacker mod teaching you how to mod your old Nintendo controller to work with your PC computer games. Today we'll show you how to convert your old Nintendo controller into a retro gaming icon on your computer desk! You will need a few parts for this: NES Con ...more

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