Περιγραφή
4.5m C,Ku-Band RxTx Dish Antenna
Χαρακτηριστικά:
Dual shape ring-focus design
Aluminum major reflector & sub reflector with high precision
High gain and excellent sidelobe performance
Factory feed system and king post pedestal assembled to reduce installation time
No field alignment required
Well in anti-corrosion
Excellent in stability
Approvals or Compliance:
ASIASAT
APT
CHINA SATCOM
SINOSAT
INTELSAT
EUTELSAT
Main parts:
Feed horn
OMT & Filter
Panels
Radial beam
Hub
King post pedestal
Foundation kit
Specification of 4.5m C,Ku-Band RxTx Dish Antenna
| R.F SPECIFICATIONS | C-Band | Ku-Band | ||
| RECEIVE | TRANSMIT | RECEIVE | TRANSMIT | |
| 1. Συχνότητα(GHz) | 3.625-4.2 | 5.85-6.425 | 12.25-12.75 | 14-14.5 |
| 3.4-4.2 ★ | 5.85-6.725 ★ | 10.95-12.75 ★ | 13.75-14.5 ★ | |
| 2. Typical Gain(dBi) | 43.51 at 3.8GHz | 47.16 at 6.0GHz | 53.53 at 12.5GHz | 54.32 at14.25GHz |
| 3. VSWR | 1.25:1 | 1.25:1 | 1.25:1 | 1.25:1 |
| 4. Beamwidth (-3dB) | 1.097° | 0.721° | 0.346° | 0.316° |
| 5. Antenna Noise Temperature(K) | 2 Port Feed | 2 Port Feed | ||
| 10°Elevation | 36K | 45K | ||
| 20°Elevation | 29K | 40K | ||
| 40°Elevation | 24K | 36K | ||
| 6. Typical G/T at 20°EL | 25.80dB/K (3.8GHz, 30K LNA) | 33.12dB/K (12.5GHz, 70K LNA) | ||
| 7. Power Handling Capability | 5KW/Port | 1KW/Port | ||
| 8. Feed Interface | CPR-229 | CPR-137 | WR-75 | WR-75 |
| 9. Feed Insertion Loss | 0.25dB | 0.2dB | 0.3dB | 0.25dB |
| 10. Tx to Rx Isolation | ≥85dB | ≥85dB | ||
| 11. Axial Ratio (dB) | 1.5dB | 1.0dB | ||
| 12. Cross Pol Isolation | ||||
| On Axis | ≥35dB | ≥35dB | ||
| 13. Sidelobes | CCIR.580-6 | CCIR.580-6 | ||
| MECHANICAL SPECIFICATION | ENVIRONMENTAL SPECIFICATION | |||
| 1. Antenna Type | Ring-focus | 1. Wind Loading, Operational (Maintain Precision) | 60mph(97km/h) | |
| 2. Τύπος μονάδας δίσκου | Manual / Motorized | 2. Wind Loading, Operational (Decrease Precision) | 65mph(105km/h) | |
| 3. AZ Travel | 0 to 360° / ±90°(2 segments) |
3. Wind Loading, Survival (Fixed Heavenward) | 125mph(200km/h) | |
| 4. EL Travel | 10°to 90°/ 5°to 90° | 4. Ambient Temperature | -40°C to 60°C | |
| 5. POL Travel | ±90° | 5. Rain | 100mm/h | |
| 6. Reflector Material | Precision formed aluminum | 6. Relative Humidity | 0 to 100% | |
| 7. Reflector Segments | 12 | 7. Solar Radiation | 360 BTU/h/ft2 (1000Kcal/h/m2) | |
| 8. Mount Type | King post pedestal | 8. Ice | 25mm on all surface or 13mm on all surface with 130km/h wind gusts | |
| 9. Surface Accuracy | 0.5mm(R.M.S) | 9. Shock and Vibration | As encountered during shipment by commercial air, sea or truck | |
| Our company reserves the right of final interpretation. Any design and specifications are subject to change without notice. | ||||
