That prompted me to transform my Raspberry Pi into a wireless range extender, allowing it to connect to my main router and broadcast a stronger signal to other devices. This cost-effective ...

That means (if you are a ham) you can elect to use FCC part 97 rules instead of part 15 that governs WiFi routers. That means you can use more power and–even more importantly–better antennas ...

The router shed all non-vital components ... I got to see and hold Pegleg v2 which shrank to a Pi0W (Raspberry Pi Zero W) with a Qi receiver, capacitor, wifi dongle, and half of a terabyte ...

The Radxa Dual 2.5G Router HAT is an add-on board for single-board computers like the Raspberry Pi 5, and several other single-board computers from Radxa (and theoretically other companies as well).