The Arduino Core API module for zephyr leverages the power of Zephyr under an Arduino-C++ style abtraction layer thus helping zephyr new-comers to start using it without worrying about learning about ...

Abstract: In this study, a miniature and high performance RF front-end module based on liquid crystal polymer (LCP) substrate is presented. The module consists of microstrip low pass filter (LPF) and ...

Designed by Cirket open-source hardware in China, the ESP32-DIV V1 is a handheld wireless pentesting and experimentation tool ...

Abstract: In this paper, we propose a system with a miniaturized antenna structure in the 915 MHz band that can place a circuit or module with a battery in the center. The circular folded dipole ...

A complete open-source hardware and firmware project for a modern IP packet radio modem operating on the 70 cm amateur band (420–450 MHz). Compatible with the NPR New Packet Radio, but with custom ...