Dual Polarized Smart Antenna Technical Sheet
Electrical specifications | KDA4-1419D15BT6 | ||
Frequency range(MHz) | 1400～1525 | 1750～1900 | |
Polarization | ±45° | ||
Electrical Downtilt (°) | 6 | ||
Down-tilt Precision(°) | ±1 | ||
V.S.W.R. | ≤1.5 | ||
Isolation between Co-polarization Ports(dB) | ≥28 | ||
Isolation between Cross-polarization Ports(dB) | ≥28 | ||
Transmission from Any Column’s Port to Calibration Port(dB) | -26±2 | ||
Max.Altitude Difference between Calibration Port and Each Radiation Port (dB) | ≤0.7 | ||
Max.Phase Difference between Calibration Port and Each Radiation Port (°) | ≤5 | ||
Single Column | Horizontal -3dB Beamwidth (°) | 105±15 | 65±15 |
Gain(dBi) | ≥14 | ||
Cross Polar Radio (dB) | ≥18，(±60°≥10) | ||
Front-to-back Ratio(dB) | ≥23 | ≥25 | |
Broadcasting Pattern | Horizontal Beamwidth(°) | 65±5 | |
Vertical Beamwidth(°) | ≥7 | ≥6 | |
Gain(dBi) | ≥15 | ||
Edge level at ±60°(dB) | 12±2 | ||
Cross Polar Radio (dB) | ≥22，(±60°≥10) | ||
Front-to-back Ratio(dB) | ≥28 | ||
First Upper Side Lobe Suppression (dB) | ≤-15 | ||
First zero level(dB) | ≥-18 | ||
Traffic Beam Pattern | Gain for Operation Pattern at 0° Direction (dBi) | ≥19 | ≥20 |
Horizontal Beamwidth for Operation Pattern at 0° Direction (°) | ≤29 | ≤23 | |
Horizontal Minor Electric Level for Operation Pattern at 0° Direction (dB) | ≤-12 | ||
±60° Direction Gain(dBi) | ≥18 | ||
Horizontal Beamwidth for Operation Pattern at ±60° Direction (°) | ≤34 | ≤28 | |
Horizontal Minor Electric Level for Operation Pattern at ±60° Direction (dB) | ≤-5 | ≤-4 | |
Cross Polar Radio for Operation Pattern at 0° Direction (Main-direction) | ≥22 | ||
Front-to-back Ratio for Operation Pattern at 0° Direction (dB) | ≥28 | ||
