Electronics

The DFRobot UNIHIKER K10 (DFR0992) looks on paper like an ideal compact IoT device: an ESP32-S3-WROOM-1 (8MB PSRAM, 16MB Flash), an onboard 2.8-inch color TFT, an AHT20 …

I’ve been closing the loop between KiCad and openEMS for antenna tuning, no manual coordinate transcription, no guesswork. Edit the copper in KiCad, simulate, read …