Month March 2012

Parametric Encoder Wheel

[sc:picstyle] This is a parametric encoder wheel that allows you to set circumference, internal width, shoulder height/width, mounting hole diameter, number of timing holes, as well as several parameters for captive nuts, alignment/snap-together pins, bolt holes, and inset of those…

New Image Plastics Measurements

I received several filament samples from New Image Plastics in Ohio, ranging in length from about 1-4 feet. Here are the measurements I took from various points on each strand. I measured all the way around the filament and recorded…

Velleman Metal Detector Enclosure

[sc:picstyle] This is a project enclosure for the Velleman Metal Detector Kit, commonly available at Radio Shack. [sc:pics folder=”things/MetalDetectorBox” l=”reprap-metal-detector-case-01.JPG” r=”reprap-metal-detector-case-02.JPG”] Instructions Clip the PCB into the bottom of the case. (You may need to bend the corners out a…

Repraps for Education Survey

We’ve released a brief, 3-minute and 7-question anonymous survey about repraps and educations with the goal of determining the level of community support there will be for a school club curriculum. The survey will be advertised available here and in…

Jacob’s Beyblade-Compatible Spinning Top

[sc:picstyle ] This is a custom modular Beyblade launcher-compatible spinning top, designed by Jacob (7). He says, “It’s awesome!” [sc:pics folder=”things/Beyblade” l=”beyblade.JPG” r=”m-heart_bey_blade_display_large.jpg”] Instructions Use a 3M metric machine screw with washer through this, and then through one of the…