Below you can see the circuit diagram used in the RFID-based attendance system project. If you are completely new to using RFID, you can check out this tutorial on interfacing RC522 RFID module with ...

MySondy GO LoRa32 is an ESP32-PICO-D4 board with a 433 MHz LoRa module and a 0.96-inch OLED designed to track ...

Elecrow hit Kickstarter with an electronics learning lab-in-a-box based around the Raspberry Pi. A 2nd generation crammed the lab into a laptop form factor. The CrowPi 3 "playground for programming, ...

So this protection circuit was implemented at the SMA-socket before the next experiments: 3. VCO wobbling effect Very long story short: The Si4732A uses a 3.4 GHz VCO in a PLL, and this signal leaks ...

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