Detailed Answer
External antenna installation: 1. Connector match (SMA/threaded, same frequency band); 2. Location: high/open area (better signal); 3. Orientation: vertical, pointing up (omnidirectional antenna); 4. Feed line: keep short (long lines have high loss); 5. Lightning: add an arrester outdoors; 6. Fixing: bracket mount (wind protection). Lider LD series receivers support external antennas; verify range after installation.
| Location | High and open |
| Orientation | Vertical, pointing up |
| Feed line | Keep short |
Note:Overlong feed lines cause high signal loss and shorter range.