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v45C - Maritime VSAT Antenna System
Antenna System
Antenna Radome Height 627 mm (24.68")
Antenna Radome Diameter Ø610 mm (24.01")
Antenna Reector Diameter Ø450 mm (17.71")
Antenna Unit Weight (With Radome) 23 kg (50.70 lbs)
Platform Four Axis : Azimuth, Elevation, Cross level, Skew
Positioning Velocity Control & Position Control using a stepping motor
Pedestal Motion
Range
Azimuth Range 680°
Elevation Range -5° ~ +115°
Cross-level Range Up to ±20°
Pointing Stabilization Accuracy 0.2° max in presence of specied ship motions
Ship's motion
Roll ±15 ° at 6 second
Pitch ±20° at 6 second
Yaw ±8° at 6 second
Turning rate Up to 12°/sec² & 5°/sec²
AZ/EL/CL/Skew Motor Stepping Motor
Sensor IMU Sensor (Triple Gyro & Tri Axis Accelerometer)
Rx
Frequency 10.7 GHz ~ 12.75 GHz
Gain Min. 33.2 dBi @ 11.7 GHz (without radome)
Tx
Frequency 13.75 ~ 14.5 GHz
Gain Min. 34.8 dBi @ 14.25 GHz (without radome)
EIRP Min. 41.5 dBW @ 14.25 GHz (6 W BUC, with radome)
G/T Min. 12.3 dB/K @ 12.75 GHz (30˚ EL, with radome)
Cross Pol Isolation Min. 30 dB
Tx to Rx Isolation 80 dB @ 13.75 ~ 14.5 GHz
Feed Assembly Ring focus feed with sub reector
Polarization Linear Cross pol only
BUC NJRC 6W Ku-band BUC (NJT8376UN)
LNB Universal PLL LNB
ACU to ADU Cable (Antenna Cable)
Single 50 Ω coax RF cable connected from ACU to ADU for Rx,
Tx, FSK, Reference and Power
Input power 48 V DC (max 300 W) through a single RF cable
Chapter 10. Specification
10.1 Technical Specication
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