It is an old trope in submarine movies. A sonar operator strains to hear things in the ocean but dares not “ping” for fear of giving away the boat’s location. Radar has a similar ...

Abstract: In this paper, experimental studies using a mm-wave MIMO Radar module are carried out for providing insights into the localization and classification of single as well as multiple low-RCS ...

Abstract: This article presents a design methodology to enhance the radiation efficiency of compact modular radar systems by employing an advanced spherical dielectric gradient-index (GRIN) Luneburg ...

Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...