Precise, low-power anemometry systems are vital for weather forecasting and wind energy harvesting. The most effective and efficient type of anemometer is the ultrasonic anemometer. This research ...

Best Phones with Ultrasonic Fingerprint Sensors (July 2025) in India Last Updated: Saturday, July 05, 2025, 06:00 [IST] हिन्दी में पढ़े ...

We have implemented a near-ultrasonic communication protocol in the 18.5-20 kHz band, which is inaudible to most humans, using commodity smartphone speakers and microphones to transmit and receive ...

Propeller Direction Install A and B propellers according to the figure below. During the power-on self-test, check if the propellers spin properly and are spinning in the correct direction. Firmware ...

Discover the best electric toothbrushes of 2025, tested for every budget and need, including top picks from Philips and Oral-B ...

Written by Kevin (KTOWN) Townsend for Adafruit Industries. BSD license, check license.txt for more information All text above must be included in any redistribution To install, use the Arduino Library ...