Groomy anemometer

Measure the wind speed using a sensor 2 pages of measurement From 5 Km/h to 20 Km/h From 5 Km/h to 100 Km/h A hall effect sensor is placed under the printed circuit board near the hole where the propeller is positioned A magnet located in the propeller's fixing tail is detected by the hall effect sensor. A computer converts the number of revolutions per second into a voltage of 0 to 5 V proportional to the speed