| GX1800/1900/2000X90A-17-D |
| Electrical specifications |
| Frequency range (MHz) |
1710-1880 |
1850-1990 |
1920-2170 |
| VSWR |
≤1.4 |
≤1.4 |
≤1.4 |
| Impedance(Ω） |
50 |
50 |
50 |
| Polarization |
±45° |
±45° |
±45° |
| Gain (dBi) |
16.5 |
16.8 |
16.7 |
Electrical tilt
continuously adjustable( °) |
0-8 |
0-8 |
0-8 |
| Half-power beam width( °) |
Horizontal:90 |
Horizontal:90 |
Horizontal:90 |
| Vertical:7 |
Vertical:6.7 |
Vertical:6.5 |
| Sidelobe suppression for first sidelobe above horizon(dB) |
0°… 2°… 5°…8°
T
18 … 18 … 16… 14 |
0°… 2°… 5°…8°
T
20 … 20… 18… 17 |
0°… 2°… 5°…8°
T
18 … 18 … 18… 17 |
| Front-to-back ratio(dB) |
＞25 |
＞25 |
＞25 |
| Isolation(dB) |
＞30 |
＞30 |
＞30 |
| Cross polar Ratio(dB) |
|
|
|
| Maindirection 0° |
Typically:20dB |
Typically:20dB |
Typically:20dB |
| Sector ±60° |
＞10dB |
＞10dB |
＞10dB |
Intermodulation IM3
（2×43dBm carrier)(dBm) |
＜-107 |
＜-107 |
＜-107 |
| Max.power per input (W) |
300 |
300 |
300 |
| Lightning Protection |
DC Ground |
DC Ground |
DC Ground |
