Audited Supplier
NS-SEC(Ka)-450
4.5m
Ring Focus
Uplink and Downlink
Circular
Manual or Motorized
ISO9001
Communication Antenna
Microwave
Al
Satellite Communication
Newstar
Export Wooden Case Fixed with Steel Frame
ISO9001
Xi'an, China
8517707090
Product Description
 | | | |
Meets or exceeds CCIR 580 and INTELSAT requirements
Ring focus designed;
High gain, Low sidelobe, High G/T rate;
Hot-dip zinc processed Antenna mount, with strong corrosion resistant ability;
Linear or circular polarization optional;
Reasonable structure and easy operation.
Standard configuration:
Main reflector, subreflector, subreflector support, back support frame, kingpost, feed, solid wretch, foundation template and standard component.
Optional:
BUC, LNB, Modem, spectrum analyzer, moving foundation, de-icing equipment, BUC fix bracket, servo control system, motorized polarization, 4-port feed, lightning protection device, installation tools, cable and connector.
RF specifications
Mechanical specifications
Environment specificationsStandard configuration:
Main reflector, subreflector, subreflector support, back support frame, kingpost, feed, solid wretch, foundation template and standard component.
Optional:
BUC, LNB, Modem, spectrum analyzer, moving foundation, de-icing equipment, BUC fix bracket, servo control system, motorized polarization, 4-port feed, lightning protection device, installation tools, cable and connector.
RF specifications
| Model | NS-SECK-450 | |
| Working frequency, GHz | Receive | Transmit |
| 17.7~21.2 | 27.5~31 | |
| Antenna gain dBi | 57.13@20.0GHz (2 port) 57.26@20.0GHz (4 port) | 60.65@30.0GHz ( 2port) 60.78@30.0GHz (4 port) |
| Polarization | Circular | |
| XPD dB(linear) | 35 | 35 |
| Axial Ratio(2 port, circular) | 1.5 | 1.5 |
| Axial Ratio(4 port, circular) | 1.0 | 1.0 |
| VSWR | 1.35 | 1.35 |
| Noise temperature 10°Elevation 20°Elevation 30°Elevation 50°Elevation | 116 K 86K 75 K 70 K | |
| G/T dB/K,10°El | G/T dB/K,10°Elevation | / |
| -3dB beam width | 0.23° | 0.15° |
| Insertion loss, dB | 0.6 | 0.6 |
| Tx power capacity, KW | / | 2 |
| Interface | WR-42 | WR-28 |
| Tx-Rx isolation, dB | 85 | |
| First Sidelobe 90% Peaks under Following envelop | -14 29 - 25 logθ(1°≤θ<20°) | |
| Antenna diameter | 4.5 m |
| Antenna type | Ring focus |
| Antenna mount type | EL over AZ |
| RMS | ≤0.3mm |
| Antenna weight(N.W) | 1200 |
| Antenna travel range AZ EL Pol | 0°~360° 0°~90° ±90°° |
| Antenna drive mode | Manual or motorized |
| Rotation speed | Single speed/ dual speed/ Variable speed |
| Working wind speed | 72 km/h |
| Without damage | 216 km/h |
| Working temperature | -30ºC~50ºC |
| Humidity | 100% |
| Solar radiation | 1135Kcal/h/m² |
| Ice load | Work normally: 13mm ; without damage: 25mm |
| Seismic capacity | Horizontal: 0.3G; vertical: 0.1G |
| Surface treatment | Steel parts: hot dip galvanized; aluminum part: primer paint+surface paint |
