IoT#83 – How to solder SMA Connector - ESP32 External WiFi Antenna Mod #1 - YouTube
ESP32-Cam Antenna Workaround – Mark's Bench
ESP32-Cam Antenna Workaround – Mark's Bench
Amazon.com: DIYmall 2.4G WiFi Antenna with U.FL to Female SMA Cable, 3DBI Gain Antenna for Arduino Wemos D1 M1 ESP8266 ESP32 ESP-07 2pcs : Electronics
Amazon.com: AITRIP 2 Pieces ESP32-CAM WiFi Board ESP32-CAM-MB Micro USB to Serial Port CH340G with OV2640 2MP Camera Module Compatible with Arduino IDE Arduino Raspberry Pi : Electronics
ESP32-CAM - Getting Started & Solving Common Problems