I know there is a million of these out there but I designed my own anyway. I wanted one that was cheap and portable but was somewhat professional looking so my clients wouldnt ... Discussion

JT-10KB-D Isolates and Converts Speaker Drive to Line Level Discussion

Laser Pointers are great entertainment for cats, but those pesky LR44 batteries dont last long. After my cats revolted because I forgot to buy batteries, I decided there had t ... Discussion

ok i feel like a moron for doing this but it is really simple to do this in 5 minutes. this is my first instructable so please comment next step previous Discussion

[garygadget15] in the UK has an interesting youtube page showing an electric bicycle. On his page titled, saving money the green way he has replaced his commuter car with one ... Discussion

Well if not hell maybe just from that creepy dark crawl space in your house. You know the one. . Anyway most scarecrows are smiling buffoons who can barely scare away crows mu ... Discussion

This came in on the tipline: [Ville Willek Kyr?] wanted to build a fully passively cooled computer. That means no fans at all. He started with scrap aluminum heatsinks, ripped ... Discussion

This Lego Fat Boy Motorcycle is a thing of beauty! How cool would it be to build a creation like this that you can drive around when you are done. Discussion

Integrated GPS on a DELL Mini 9 via Engadget. Acabtp writes. . . So, I wanted to add a GPS receiver to my Mini 9, but I didnt want to have to use a dongle or other external de ... Discussion

Inspired Evil Mad Scientists Cylon Jack-O-Lantern Ive build a Cylon bike light for my son. . . First of all, read EMLs article to make sure youre comfortable with the electron ... Discussion

These circuits can be used to supply low current DC accessory circuits by tapping into the DCC track supply Bus. This might be done if a regular DC supply was not available an ... Discussion

This page shows information for the 4th version of the Automatic Reversing circuit. This includes details regarding the schematic, operation and a printed circuit board. Discussion

I like the idea of the BlackRapid R-Strap. . . So I made one. Here are some pics of what I did. next step previous Discussion

Robert Oschler, of Robots Rule, has a video up showing a preview of his Robodance software controlling the new Wow Wee Rovio remote surveillance bot via a Nintendo Wiimote. Discussion

Sparkfun preps for Maker Faire -The Flame kit is an interactive piece weve been working on. The individual flame has an ATtiny13 running some basic detection and LED pulsing f ... Discussion

[mdavis19] found himself in the middle of nowhere, with no electricity, needing a strong vacuum. That happens to us all right? His solution was to hack together a gas powered ... Discussion

This Instructable was inspired by an article from one of my first issues of MAKE. It can be applied to just about any noisy toy, although the details are specific to this one. Discussion

David Jones really liked his old Casio CFX-400 scientific calculator watch. As a professional electronics design engineer, he appreciated the greater functionality it had over ... Discussion

Techdweeb has a great collection of circuit bent gadgets. . . I really like the Super Ear Blaster. The bender writes- This was one of those generic chinese drum machine thi ... Discussion

MAKE and CRAFT friend Leah Buechley writes in about an awesome opportunity: Daniela Rosner, Eric Paulos, Amanda Willams, and I will be holding a workshop called DIY for CHI ( ... Discussion