Learn how to connect a micro SD card module to Arduino step by step. This beginner-friendly guide covers wiring, SPI communication, code for reading and writing files, and practical data logging ...

DC relays are widely used in aerospace control, rail transportation, and other fields, with the reliability of their operation being a key factor in ensuring system safety. This article tests various ...

Two different approaches are known from the literature: direct MI transmission and MI waveguides, where many resonant relay circuits are deployed in the latter between the two nodes to be connected.