You could put the esp32 module anywhere on the pcb and use an external antenna. The modules can be bought with an IPEX connector on them. Then you just need an rp-sma pigtail and a bracket to hold it. I've added this option to FujiNet and it's working well for those who need longer range.
The #FujiNet project began as a WiFi modem adapter for the Atari 8 Bit line of computers. It quickly grew into a super peripheral emulator for the system with the ability to emulate disk drives, modems, printers, cassette and a new network device. The network device offloads the heavy network...