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Surface Mount LEDs on Paper
Even without a magnifier, my old eyes and fingers can deal with some of the bigger SMT LED packages. I’ve been doing some tests to figure out the best way to mount and connect these. A couple dabs...
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Artifacts inspire people
Yesterday afternoon I was at Generator again. I had a not-really-useful breadboarded toy with me: My first Arduino, stuck down on a ding&dent Sparkfun protoboard holder, with an Adafruit quad...
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Switching 3D printing filament: purging versus cleaning?
Before building a part out of ABS (because it has to be strong but not brittle) on my Metal Plus, I ran the hot end up to 225C and told octoprint to extrude a bunch of filament. I ran it until the...
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More Big-Nozzle Fun
This may actually be useful for other people. When I went to test different extrusion speeds for my 0.75mm nozzle on the Ubis13 I was concerned about how fast I could go and still have the heater keep...
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Coming soon: Lasercar
It takes a 21st century laser to return motorized widgets to the medieval era. I’m redesigning my basic robot car for the Glowforge — partly for convenience, partly just because I can. The laser...
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Let There Be Light
I remixed an old openscad christmas tree design to include space for a coin cell and an LED. Coincidentally I have a bunch of green LEDs lying around — their light gets through the plastic a lot better...
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Possibly the creepiest Christmas ornament of 2020
Zapped on my glowforge, slightly modified from a design by IconPai at the Noun Project. Every year I take the bottom however many inches have to come off our tree to make it fit the living room ceiling...
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