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John Baichtal
My interests include writing, electronics, RPGs, scifi, hackers & hackerspaces, 3D printing, building sets & toys. @johnbaichtal nerdage.net
Latest from John Baichtal
08/15/2013
ZeptoBars recently broke down a 7-transistor ULN2003 Darlington driver chip and analyzed what each component does, identifying the resistors, diodes,...
08/14/2013
Teslaling's DIY RAM uses 24 NPN transistors and 24 resistors to create three bits of memory.
08/14/2013
Maker Faire staple Erin "RobotGrrl" Kennedy has a sweet new kit, called Botbait. It's a servo-controlled tentacle equipped with RGB...
08/13/2013
Project Aura is a smart bike safety lighting system that creates POV light stripes on the wheels that change color...
08/13/2013
BroLUG, a group of over a dozen Lego builders, collaborated to build this fantastic cyberpunk model. Each BroLUG member, who...
08/13/2013
How did they build that cool cosplay robot that looks like a RoboCop robot villain?
08/12/2013
The SkySweeper, constructed with 3D-printed elements, is able to inch along power lines to inspect them. Built by UC San...
08/09/2013
The BPOW festival in Portland, organized by Molecule Synth's Travis Feldman, celebrates circuit bending and electronic music.
08/09/2013
Yesterday I unboxed the new Lego Mindstorms EV3 set, and even before powering on the microcontroller brick, I'd noticed a...
08/08/2013
Ryan Jordan's Derelict Electronics workshop helps participants create crude amplifiers out of chunks of iron pyrite.
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