CPI Model 990 Antenna Control System

CPI Model 990 Antenna Control System

The CPI Model 990 is a highly customizable, high-precision antenna tracking and control system for full-motion satellite, spacecraft and celestial applications. Its networked Antenna Control Unit (ACU), Tracking Receiver Unit (TRU) and Power Drive Unit (PDU) support multiple axes, multiple motors per axis and single- or multi-band operation.

Optrack Accuracy: Better than 5% of receive beamwidth
Monopulse Accuracy: Better than 3% of receive beamwidth
Pointing Accuracy: Better than 0.010° RMS
Orbit Support: GEO, MEO, LEO and HEO
Pedestal Support: AZ/EL/POL, X-Y, HA/Dec, AZ/EL/Tilt and custom configurations
Tracking Modes: Optrack, Step Track and Monopulse
Acquisition Modes: Box Scan, Spiral Scan, GEO Scan and Raster Scan
Motor Drives: Brushless DC, SCR or vector configurations
System Interface: Dedicated Ethernet; optional fiber-optic links
Compliance: Intelsat Standard A, CE and FCC

Key Features

• Precision satellite acquisition, pointing and tracking

• Full-motion linear drive control

• Multiple motors per axis and multiple-axis configurations

• Enhanced backlash compensation

• Single-band or multi-band operation

• Intelsat 11, Memtrack and Star Track modes

• Preset, Designate, NORAD and Table Track pointing

• Communications, broadcast, TT&C and radar applications

• Celestial, lunar and cis-lunar tracking

• High-resolution optical encoder feedback

• Touchscreen ACU with detailed color displays

• DSP-based beacon or carrier tracking receiver

• Signal-strength and monopulse tracking options

• Antenna and satellite simulation capabilities

• Optional redundant or remote ACU configurations

• Optional fiber-optic ACU-to-PDU communication

• Suitable for new antennas, upgrades and retrofits

• Field-upgradeable system software