They're reference designs for a reason.

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ESPectre shows one way to do that cheaply and easily by leveraging ...

The Seattle Seahawks have installed seismic sensors inside Lumen Field to measure fan-generated ground motion during the 2026 NFL playoffs. The Pacific Northwest Seismic Network (PNSN) set up six ...

THE distance of the sun from the earth or, speaking more correctly—for the distance is, of course, variable—the semi-major axis of the earth's orbit, is the most important constant in astronomy. It ...

Amid ongoing tension between its members, the West Covina City Council voted unanimously to add a “Code of Conduct” to its municipal code. The measure requires a second reading before adoption. The ...

A common sight in ‘smart homes’, door sensors allow you to detect whether a door is closed or open, enabling the triggering ...

Abstract: A multiband antenna is presented for aircraft communication of traffic collision avoidance system (TCAS), distance measuring equipment (DME) and radio altimeter (RadAlt). This single antenna ...

Abstract: Distributed acoustic sensors (DAS) based on coding technology can extend the sensing distance while ensuring high spatial resolution. However, due to the high sidelobe level of the aperiodic ...