![868MHz PCB/planar antenna design - resonance and return loss quite off - Sub-1 GHz forum - Sub-1 GHz - TI E2E support forums 868MHz PCB/planar antenna design - resonance and return loss quite off - Sub-1 GHz forum - Sub-1 GHz - TI E2E support forums](https://e2e.ti.com/resized-image/__size/1230x0/__key/communityserver-discussions-components-files/156/pcb_5F00_design.png)
868MHz PCB/planar antenna design - resonance and return loss quite off - Sub-1 GHz forum - Sub-1 GHz - TI E2E support forums
CC3200: [Urgent help] PCB and SMA external antenna weak signal - Wi-Fi forum - Wi-Fi - TI E2E support forums
![PIFA Antenna from AN043 in a narrow long PCB - Other wireless technologies forum - Other wireless - TI E2E support forums PIFA Antenna from AN043 in a narrow long PCB - Other wireless technologies forum - Other wireless - TI E2E support forums](https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/667/2017_2D00_06_2D00_13_5F00_13h21_5F00_35.png)
PIFA Antenna from AN043 in a narrow long PCB - Other wireless technologies forum - Other wireless - TI E2E support forums
![Feature Request] Change the orientation of the ESP32 module/antenna so WiFi signal will interfere less with Zigbee · Issue #2 · fairecasoimeme/ZiGate-Ethernet · GitHub Feature Request] Change the orientation of the ESP32 module/antenna so WiFi signal will interfere less with Zigbee · Issue #2 · fairecasoimeme/ZiGate-Ethernet · GitHub](https://user-images.githubusercontent.com/6320001/129865557-2c41960b-b85d-4473-8845-6a4fd6b4d8b3.png)