This post is a review of the popular waterproof ultrasonic sensor JSN-SR04T. I hope this will serve as a backdrop for some interesting ultrasonic distance sensor experiments and projects. A number of ...

With a scan range from 150 to 3,500 mm, the 942-T Series of ultrasonic distance sensors are software programmable from a standard Windows PC with RS-232 connection. The devices have an analog output ...

While early scientists and inventors famously underestimated the value of radar, through the lens of history we can see how useful it became. Even though radar uses electromagnetic waves to detect ...