# Modifying the Antenna on an ESP32-C3 SuperMini

A developer details how to modify the onboard antenna of the ESP32-C3 SuperMini development board to improve Wi-Fi and Bluetooth range. Replacing the PCB antenna with an external one can boost signal strength for IoT projects.

**Importance:** 2/5

## Sources

### Technology
- [Hacker News](https://peterneufeld.wordpress.com/2025/03/04/esp32-c3-supermini-antenna-modification/) — Sun, 02 Aug 2026 06:56:38 +0000