This project is an advanced 4-channel relay module designed for home automation and IoT applications. Unlike standard relay boards, this design integrates an LM2596 buck converter for onboard ...
High Performance HF Power meter using Arduino and a Directional Coupler This device can measure power over a wide dynamic range from 10uW to 1 KW and will derive SWR for a 50 Ohm load The front end ...
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