Can I use LTE/3G/Wi-Fi antennas other than Teltonika's?
From Teltonika Networks Wiki
Yes, you can use any third party antennas with our routers. Antennas must meet these requirements:
- antenna connector must be SMA for 3G/LTE and RP-SMA for Wi-Fi
- LTE antenna's gain after cable damping must be less than or equal to 2.5 dBi
- Wi-Fi antenna's gain must be less than or equal to 5 dBi
When using antennas of different gain, take note that a higher dBi value doesn't always mean universally better coverage. Antennas with a higher gain value (e.g., 7 dBi, 9 dBi) tend to provide better coverage for distant devices, but antennas with lower gain (e.g., 2 dBi, 5 dBi) tend to provide better coverage for devices in close range. A visual representation of this is provided below:
- 2 dBi antenna
- 5 dBi antenna
- 7 dBi antenna
- 9 dBi antenna