XDA Developers on MSN
5 ESP32 projects that turned out more useful than any store-bought smart device
Local-first wins.
Abstract: This paper presents an integrated Bluetooth Low Energy (BLE) planar inverted-F antenna (PIFA) sensor designed for noncontact liquid level detection using microwave sensing in the 2.4 GHz ISM ...
Abstract: The traditional approach to water level monitoring, using sensor devices to automatically measure levels in tanks or reservoirs, is costly and requires regular maintenance. This makes ...
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