Recent Blog Posts
Ben Forta made a giant menorah, with spinning dreidels, to celebrate Chanukah.
This impressive display is over 20 feet wide, 6 feet high, using over 3,500 NeoPixels with animated lighting sequences.
This tweet from Ben has a little more info. Hopefully he’ll have time to share more photos & video soon.
Keith Baxter made a hand held MIDI keyboard called The Kyub. This device using capacitive sensing and has an internal accelerometer for controlling the volume.
This video from their Kickstarter campaign gives a good overview and explanation of how the Kyub works.
This is a pretty cool […]
It’s well known long APA102 LEDs strips have have trouble at 24 MHz, usually after 150 to 250 LEDs. But why? Here’s my attempt to investigate.
One tempting explanation is signal quality problems due to horribly messy unterminated wiring carrying high speed signals, as in this photo! But it turned out to be a […]
Eli Fatsi made his own Iron Man-esque shoulder mounted Nerf gun that can be controlled by a Pebble watch.
With this cool project you […]
Elliot Carter published a tutorial on making a photoresistor-based tachometer.
The project came about when he needed to test the top speed of a stepper motor. After putting it together the project became an important diagnostic tool for a larger project – not only does it […]All Blog Posts »
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