This library (with example) is designed to be integrated in projects using ultrasonic proximity sensors. It was tested with HC-SR04 device but it should be usable with equivalent sensors which have a ...

In this video I'm walking you through the steps I took to make a standalone version of my pellet level monitoring sensor that is not directly connected to Home Assistant but it functions separately .

For some New Yorkers, crossing the East River is a romantic adventure. For others, it’s a logistical nightmare measured in subway delays, transfers and rapidly fading interest. In a city of 8 million, ...

Abstract: Ultrasonic index modulation can effectively improve the spectral efficiency and energy efficiency of intra-body communication systems. This letter proposes a codeword-based auto-correlation ...

Code of Silence is a thrilling crime drama starring Rose Ayling-Ellis as a lip-reader who gets entangled in a high-risk investigation. Now learn how the creative team put the deaf experience at the ...