Using Spiral Binding Coil as Wire Wrap
Random wires are ugly, so we decided to ask for some spare spiral binding coil at the local office supply store and walked away with a handful of 6mm and 10mm coils. They make for very nice wire wrap.
Stepper Driver Noise: A4988 vs DRV8825
We made a video to show the difference in noise between the Pololu A4988 Stepper Motor Driver Carrier, which has 1/16 steps, and the DRV8825 Stepper Motor Driver Carrier which has 1/32 steps. These drivers are common in RepRap 3D…
Promoting 3D Printing in Washington, DC
We met with Congressman Price and several other US representatives to promote open hardware 3D printing — and how they fit into STEM education in particular.
3D Printer Club: How to Get Started in Your School
[sc:3dclub-intro] We’ve learned a lot while implementing our 3D Printer Club project plan at a local elementary school, and in the process, we’ve come up with a number of guidelines and ideas to help you get started doing the same…
Installing Pronterface/PrintRun and Slic3r on Lubuntu ThinkPad T41
We got an older laptop to use for one of our 3D printer builds, and so we set out to set it up for 3D printing. The laptop is an IBM ThinkPad T41, and because the processor doesn’t support PAE,…
Video: How to Make Bare Wire End Stops
[sc:3dclub-intro] In this video, Jacob shows an easy way to make very simple and inexpensive (yet dependable) bare wire end stops for your 3D printer (or other motion control project). This design helps to “demystify the box” by putting all…
Video: Midwest RepRap Festival (MRRF)
[sc:3dclub-intro] We went to the Midwest RepRap Festival (MRRF) in March, and Jacob interviewed some experts to learn more about the event, the RepRap project, 3D printing and its future. This video includes a great overview of a delta bot…
Sanguinololu Footprint SVG
[sc:3dclub-intro] This is an SVG file of a Sanguinololu electronics circuit board for 3D printers, and it will likely be helpful if you’re trying to layout a mounting board for your electronics that includes the Sanguinololu and other components. The…
Video: How to Make a Hobbed Bolt
Here’s a short video that shows how I make hobbed bolts using an M4 tap, a drill press, and a couple of 608 bearings. If you don’t have a grinder, you can chuck the bolt in the drill press and…
“I Build 3D Printers” Shirt
[sc:3dclub-intro] Here’s the design for the shirt the kids wear when they want to teach people how to get into building 3D printers. (Click to download SVG, resize, and print on a t-shirt transfer.)