The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind ...

The videos will discuss variable area, differential pressure, vortex, ultrasonic, turbine ... Then we will discuss the causes of noise in sensor circuits, how the noise affects sensor accuracy, and ...

[Andy] demonstrates building an ultrasonic anemometer using a cheap after-market parking distance sensor kit and an Arduino ... circuitry to drive them. Some circuit surgery is required to ...