Category Archives: possibly useful

Pedal Assist: Not What I Thought It Was

It’s been a few years since I started wanting an e-bike, but for a long time I was put off by physics. We live at the top of a steep hill, and I’m fat and out of shape. So all … Continue reading

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Thank you, Electronics Goldmine

I admit it, I have an addiction to things that call themselves bargains. Down in the basement are multiple cubic feet of random electronic and mechanical components that looked like a good idea or might be useful someday or just … Continue reading

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Ok, this is actually useful

And it only took me 9 years to notice. It’s an openscad script for making keyboard feet. Thank you. Not such a big deal at home, but at a school with donated computers of interesting provenance and a couple dozen … Continue reading

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Something actually useful

Our dishwasher is getting to be a certain age. And the plastic parts are showing it. Especially after one of the youth tripped over a cat and onto the bottom rack. When the wheels fall off they have a really … Continue reading

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Lasercar Lives!

I know it’s not much, but the new version is ready for coding. It knows how far it is from obstacles (in front), it steers, it goes forward and backward. And it does it all in python. Code and current … Continue reading

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In praise of useless information

About a year ago, back when we were still doing laser night at Local64, C did a nice backlit laser-cut sign for me to put in the door downstairs, using a font that wasn’t properly speaking a stencil but still … Continue reading

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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 than the … Continue reading

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Maker Faire day 2

Huzzah! Today we were inside and had decent wifi. Bill started right up and connected with no problem, and we spent the day cutting and engraving for curious onlookers. The exhaust went out one of the Coach Barn’s venerable windows, … Continue reading

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Unexpected Consequences of my Crowdfunding Addiction

only to discover that “available” didn’t mean “stable” Continue reading

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CircuitPython for early hardware exploration

I’d expected the software side of using CircuitPython chips to go more easily than coding in Arduino, but what I hadn’t really expected was for the hardware side to go more smoothly as well. It’s early yet, and most of … Continue reading

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