Designed by Ruictec in China, the TD04 is a LoRa-based low-power tracker that also features BLE and dual-band GNSS. It ...
The Aqara FP300 is a battery-powered presence sensor with Thread and mmWave radar, giving HomeKit precise motion and ...
Everyone loves a full-wave bridge rectifier, but there’s no denying that they aren’t 100% efficient due to the diode voltage ...
Tech Xplore on MSN
I grew up in the world's coldest city without central heating. Here's what the world can learn from us
On winter mornings in Harbin, where the air outside could freeze your eyelashes, I would wake up on a bed of warm earth.
Interesting Engineering on MSN
Rain-powered generator makes 60-volt signals for smart drainage without batteries
UNIST scientists turn raindrops into electricity using carbon fiber rooftops to power smart drainage and flood warnings.
If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...
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