Appendix A: Technical Specifications
2
Ocean TRx™ 4500 Installation and Operations Manual
Satellite Narrow-Band Tracking Receiver (NBR)
Built-In
950-2150Mhz
BUC Options
4W, 8W, or 16W BUC (standard or extended)
System EIRP (typical)
50.5dBW (with 8W BUC)
53dBW (with 16W BUC)
55dBW (with 25W BUC)
Range of Motion
Full hemisphere coverage, down to satellite
elevation view angle as low as 0° at all sea
conditions. With no mechanical ‘points of
singularity’ (no ‘keyholes’ at zenith and horizon).
Antenna view angles
Azimuth
Continuous
Elevation
-30° to +120° (view angle)
Cross Elevation
±70º
Polarization
V/H
Dynamic Accuracy
0.1
o
RMS
Ship Motion
Roll
30° @ 8 seconds
Pitch
15° @ 6 seconds
Yaw
8° @ 15 seconds
Turning Rate
10°/sec
Power Rating and Consumption
ADE
System Maximum Power Consumption for BUC
(as per BUC manufacturer’s specifications)
This table shows the total power consumption,
including the ACU and Drivers.
Auto ranging 90-130VAC or 200-250VAC
50/60 Hz:
350w (with 8W BUC)
400w (with 16W BUC)
460w (with 25W BUC)
BDE (for single ADE)
Auto ranging 90-130VAC or 200-250VAC
50/60 Hz, less than 100w RMS
L-Band
RX
950
– 1950 MHz
TX
950
– 1700 MHz
GPS Module
Included
GPS output
Continuous, 1 update per second
Satellite Narrow-Band Tracking
Built in
Receiver (NBR)
Built in 950-2150 MHz
NBR Bandwidth
0-70 KHz (50 KHz), 70-180 KHz (180 KHz), >180
KHz (300 KHz)
Beacon Signal (for the NBR)
C/N no less than 6 dB per
Bandwidth no less than 25 KHz
