Category Archives: 868MHz

Frankensockets

I hate tinkering with AC mains. But if you want to get “real” things done around the house there is no way around it. So before this goes any further, here is the disclaimer: AC mains power is dangerous. It … Continue reading

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Debugging the garage door remote

A while ago I built a little remote to open my garage door (well, not actually my¬†garage door but the one of the house I live in, but who cares). But the greedy kid I am, I wasn’t satisfied with … Continue reading

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Smartmeter III – blinking LEDs

This is a short one. At least compared to the usual walls of text I post. Due to the nature of my water heater (a continuous-flow-type), it’s power consumption is highly dependent on the water pressure and flow-speed. The more … Continue reading

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Smartmeter revisited

Einstein once said that only two things were infinite: The universe and human stupidity. The former even he wasn’t sure about, and the latter I found out the hard way. But I’ll start from the top: I’ve had my smartmeter¬†running … Continue reading

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My DIY Smartmeter

This one started with a power bill. One exceptionally high power bill, that is. I had been reading and thinking about smart metering and smart grids for some time already, and when the bill hit me I decided it was … Continue reading

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Garage door remote for real

(featuring my first real factory made PCB) It’s been a while since I built the garage-door-proof-of-concept-remote. As stated in the according post, the “industrial design” part of the PoC managed to be flimsy and clunky at the same time. So … Continue reading

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It all started with a garage door remote

(or me being to cheap to get one from the administration) I live in an apartment house with an underground garage, but I don’t have a car, so I didn’t rent a space in there. I do have a bike … Continue reading

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