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 ...

The environment in a rainwater tank is very hostile to electronics. Sooner or later, the high humidity destroys e,g, the plug connections. Here my newest solution to avoid this, using better material, ...

[Circuit Valley] has an IKEA Vallhorn motion sensor for a teardown, it’s as you might expect, a passive infrared sensor (PIR) sensor coupled with a Zigbee interface. Inside the ultrasonic welded ...

[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 ...