phyphox – Physical Phone Experiments
September 6, 2022 at 10:04:12 PM GMT+2 * - permalink -

- https://phyphox.org/

Ultrasonic anemometer (Ultrasonic wind sensor)
March 17, 2021 at 9:49:45 PM GMT+1 - permalink -

- https://www.dl1glh.de/ultrasonic-anemometer.html

http://www.energieplus-lesite.be/index.php?id=11243#06
November 18, 2016 at 8:57:38 PM GMT+1 - permalink -

- http://www.energieplus-lesite.be/index.php?id=11243#06