EDN: What size and type of output wires should I use?
In an ideal world, wires would be ideal. They’d have no resistance, and therefore, no voltage drop. As we all know, our world is far from ideal which means so are our wires. While …
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Introducing the AddOhms TutorialCast
Over the past several months I have been kicking around a new way to teach non-engineers about electronics. My idea is to use simple language to explain complex engineering …
Read MorePrototyping quadrotor arm mounts with MakerBot Replicator 2
While practicing the Quadrotor’s motor mounts on a Shopbot gave me experience in how to register two sides for milling, I didn’t want to invest the time required for the arm …
Read MoreHackEDA: Collecting and Sharing reusable pieces of electronic designs
One of the most commonly used phrases when writing software is “reusable code.” From the Wikipedia article on “Code Reuse”. Reusable code is: the use of existing software, or …
Read More100kGarages: CNC Router Bits Demystified
Early on in planning the design for the Quadrotor, we knew that eventually some of the metal parts would need to be milled. Having very little milling experience, other than a …
Read MoreOSX: Fixing the "Green Screen" issue when capturing your desktop (with Quicktime or other)
After spending too much time waiting for effects to render on my new AddOhms Tutorialcast, I decided it was time to upgrade computers. When I went to capture a quick EAGLE video on …
Read MoreCustom Made Quadrotor - Overview
Status: Active, In Progress (Updated: 4/18/2013) Abstract Pictures: http://www.flickr.com/photos/cmiyc/sets/72157633185131473/with/8653034709/ This Quadrotor project is a …
Read MoreBuilding a custom Quadcopter from scratch
A couple of years ago I started looking at what it would take to make a quadcopter. At the time, I only had the limited tools at the Austin hackerspace available to me (which I …
Read MoreGuide for finding the right fastener for your project from BoltDepot
BoltDepot.com sells a huge variety of fasteners which can be useful in hardware projects. One of the resources they provide is a Illustrated Guide to Fasteners. This is a great way …
Read MoreEAGLE Tutorial: Copy and Paste
The concept of “cut copy and paste” goes back to a time when people hand wrote all of their documents. The modern concept was introduced to the computing world by Xerox PARC and …
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