RF Antenna
Radxa ZERO 3W has an onboard Radxa D8 / AP6212 WiFi&BT module, an onboard antenna and an external antenna holder. The onboard antenna is used by default. You can freely choose to use the onboard antenna or an external antenna through the overlay.
- 1: Onboard antenna
- 2: External antenna
External antenna connector specifications
| Item | Specification |
|---|---|
| Connector type | U.FL (compatible with IPEX MHF1 / 1st-gen IPEX) |
| Characteristic impedance | 50Ω |
| Compatible antenna | U.FL / IPEX MHF1 antenna (WiFi 2.4GHz / 5GHz dual-band) |
Use external antenna
If you need to use an external antenna, you need to enable the external antenna overlay, Use rsetup Device Tree Configuration.
sudo rsetup
