Customization: | Available |
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Directionality: | Directional Antenna |
Material: | Aluminium |
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Electrical performance | NS-SKa-370 | ||||
TX | RX | ||||
Frequency range | 27.1 ~ 31.0 GHz | 17.7 ~ 21.2 GHz | |||
Gain | 58.63 dBi @29.75 GHz | 55.16 dBi @19.95 GHz | |||
Polarization | circular | ||||
Cross polarization isolation | ≥35 dB | ||||
axial ratio | 2 port | 1.5 | 1.5 | ||
4 port | 0.5 | 0.5 | |||
VSWR | 1.25:1 | ||||
Noise temperature | 10° | / | 19 K | ||
30° | 76 K | ||||
50° | 71 K | ||||
G/T ( El.>10°) | / | 30.6 dB/K (130°LNA) @19.95 GHz | |||
-3dB beamwidth | 0.19° | 0.28° | |||
insertion loss | ≤ 0.6 dB | ≤ 0.6 dB | |||
TX/RX Isolation | ≥85 dB | ||||
First Sidelobe | ≤-14 dB | ||||
Structural Performance | |||||
Antenna size | 3700mm | ||||
Feed interface | WR-28 | WR-42 | |||
Antenna Type | Ring focus antenna | ||||
Reflector accuracy | ≤ 0.3mm (R.M.S) | ||||
weight | Manual | 580Kg | |||
Electric | 750Kg | ||||
Antenna motion range | EL | Manual 5 ° - 90 ° continuous Limiting 5 ° - 90 ° continuous | |||
AZ | Manual 0 ° - 360 ° continuous Limiting ± 90 ° (two gears), continuous rotation at 100 ° Electric 5 ° - 355 ° continuous | ||||
POL | Manual 0 ° - 360 ° continuous Limiting ± 90 ° (two gears), continuous rotation at 100 ° Electric ± 90 ° | ||||
Carrier motion range | EL | Electric 0.05 °/s controller selection speed, 0.01 °/S step | |||
AZ | Electric 0.06 °/s controller selection speed, 0.01 °/S step | ||||
POL | Electric 0.05 °/s can be customized within the range of 0.01 ≤ V ≤ 0.5 | ||||
Optional | Antenna controller/deicing device/feed source snow (rain) blowing/anti bird pecking device/feed source inflation system/outdoor unit bracket/movable foundation/lightning protection device | ||||
Environmental Characteristics | |||||
Operation Temperature | '- 40°C~+ 60ºC | ||||
Relative humidity | 100% | ||||
wind speed | Accurate working | Conventional antenna 72Km/h Enhanced antenna 100Km/h | |||
Reduced precision work | Conventional antenna 100Km/h Enhanced antenna 120Km/h | ||||
Antenna stow status | Conventional antenna 120Km/h Enhanced antenna 200Km/h | ||||
Solar radiation | 1135Kcal/h/m² | ||||
Ice and snow load | 13mm ice wrapping works normally; 25mm ice wrapped without damage |