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Dimming an LED lamp with an Arduino
So I've been happy with these inexpensive 12V LED bulbs from Cree available at amazon.com. At 9 watts, they are as bright as a 35 watt halogen, cheap, and relatively good color. Also they are easy to...
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Dual Polyhedra In Autodesk Inventor
Hello!For my first project at Pier 9, I wanted to get up to speed with the Autodesk tools quickly. So I decided to model some "easy" things -- though the learning curve was steep, the tools are...
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Kinetic light work with servo-controlled laser modules
This describes how I built the Laser Fan, an interactive kinetic artwork using servos and lasers. This was my first piece completed for my Pier 9 residency, and I'm pretty pleased with how it turned...
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Stellating 3D models in Inventor
In my last Instructable, I showed how to construct polyhedra and their duals in Autodesk Inventor without any math. Unfortunately Inventor's constraint system breaks down when it comes to the 20-sided...
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Emoji icosahedral die: the -20
(The full title of this Instructable is Emoji icosahedral die: the ?-20 where "?" is the poo emoji)By: rotormindContinue Reading »
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3D Printing a Transparent Sphericon
A "sphericon" is a pleasing 3-dimensional shape formed by joining four half-cones. It is a "developable" shape, meaning that all parts of it touch a flat surface it is rolled on, and it has an...
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Illuminated Artwork: Star Atlas
How I made a wall-hanging illuminated artwork titled Star Atlas. I have described how the wooden enclosure was made in another Instructable. By: rotormindContinue Reading »
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Wooden enclosures for light works
This is how I made the enclosures for a pair of artworks, the Scintillation Bar and the Star Atlas. Each piece is a wall-hanging wooden box with a front-facing acrylic panel on the front and enclosed...
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Illuminated Artwork: Scintillation Bar
This describes how I built the Scintillation Bar, a work of perceptual art. (The wooden enclosure is described in more detail in this Instructable.).By: rotormindContinue Reading »
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3D Printing Quasicrystal Shapes
I've been interested in "quasicrystals" which are patterns that have long-term order but don't necessarily repeat. It turns out that they are pretty easy to generate using simple math. (Note "crystal"...
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Ommatid Spherical Display: constructing the enclosure and optical globe
This is the pièce de résistance of my artist residency at Pier 9: an interactive spherical LED display with 76 touch-sensitive illuminated facets. This Instructable details the physical construction: a...
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Ommatid Spherical Display: Electronics, Programming and Interactivity
This Instructable talks about the electronics and programming of the Ommatid Spherical Display. It is called the Ommatid after Ommatidia, the compound insect eye it is inspired by. You can read about...
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