Category Archives: things that don’t work

A really stupid feature set

In the process of getting solar panels, we talked ourselves into a heat pump with a couple of split heating/cooling units (gotta find something for all those nice renewable kilowatts to do). But it turns out that Mitsubishi designers are … Continue reading

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The autopilot conundrum

This morning I stopped by a local school where some of the kids had crowdfunded a 3D printer (a printrbot Play) to see if I could help them get it working. I seem to have become the town expert, which … Continue reading

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There’s a reason some things are surplus

The 11-year-old has been bugging me for a few years now that he wants to build a crystal radio set, and sourcing the parts individually is something of a pain. So when I saw a kit for cheap at a … Continue reading

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The gift that never ends

This winter I had the idea of donating my old Cupcake CNC to the local library. Get it out of the basement, I thought. Put it where other people can use it. Find a home for all that extra 3mm … Continue reading

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Progress is Bad

I’ve been working for a while on a wearable accelerometer/datalogger project, and I came up with a nice breadboard prototype using a spare Seeduino Stalker plus a bunch of other parts. But that’s kinda big to actually wear. Next up: … Continue reading

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Right Hand, meet Left Hand

I am trying desperately not to use the word “stupid”, especially in conjunction with intensifiers such as “incredibly”, “unbelievably” or “predictably”. My delightful spouse got me a new camera for christmas this year. It’s waterproof, shockproof and a bunch of … Continue reading

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Belt and suspenders

I really like the idea of Yourduino’s RoboRed: gobs of 3-pin headers for almost all the arduino I/O pins, with n-tuplicated power and ground connections. Heavy-duty regulators built in for two amps of 5V and half an amp of 3V3 … Continue reading

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