Flickering LED tea lights are a friendly and safe alternative to having flaming little pots of wax situated around your home, but sometimes the flicker scheme leaves something to be desired. [Roger ...

Tony Goacher] has worked with a lot of cheap brushless DC motor controllers built in China. They can be very cost-effective, ...

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I smartened up a lamp for pocket change.

Imagine a "smart nose" installed in a room. Using electronic sensors (gas and particle detectors), this system constantly smells the air for dust, humidity, temperature, and toxic gases (like carbon ...

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Raspberry Pi You might ask why I chose a Raspberry Pi Instead of an Arduino or ESP32? You could try to build this on an Arduino or ESP32, but only if you enjoy pain; they simply can’t run rtl_433, can ...