Abstract: Research has been carried out to monitor vehicle tires before they are used and can reduce damage, including overcoming vehicle fuel waste because air pressure is continuously monitored.

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

Build all the things.

Espressif yourself.

Abstract: In this article, a noncontact feed temperature sensor consisting of a metamaterial array, a feed network, and a cavity filter was presented. Meanwhile, a waveguide antenna (WA) was ...