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44 SUPERSTAR II User Manual Rev 3
Appendix A Technical Specifications
A.1 SUPERSTAR II Family Performance
A.2 SUPERSTAR II GPS Card
PERFORMANCE*
Position Accuracy: DGPS <1 m (CEP)
Single Point <5 m (CEP)
SBAS <1.5 m (CEP)
Time to First Fix: Hot start: 15 s typical, with current almanac, position, time and
ephemeris
Warm start: 45 s typical, with current almanac, position and time
Cold start: 2 min. typical, no almanac, no position and no time
Signal Re-Acquisition: < 1 s (typical) (5 second obscuration)
Dynamics:
Velocity: 514 m/s (limited by US and Canadian export laws)
Acceleration:
4 G (39.2 m/s
2
)
Jerk:
2 m/s
3
Altitude: 18 km (60,000 ft.) (limited by US and Canadian export laws)
GENERAL CHARACTERISTICS*
12-PARALLEL “ALL-IN-VIEW” TRACKING
SBAS Support (for example WAAS and EGNOS)
L1 Frequency: 1,575.42 MHz
Minimum Tracking Sensitivity: -135 dBm (antenna input level)
HARDWARE SPECIFICATIONS*
Input Voltage: +3.3 VDC or +5.0 VDC
Power Consumption
0.8 W typical at 5.0 VDC with a passive antenna
0.5 W typical at 3.3 VDC with a passive antenna
RF Input MCX connector, 50 Ω impedance
Operational Signal Level Input -165 dBw to -120 dBw
“Keep Alive” Mode:
Input voltage 2.5 to 4.5 VDC
Current draw < 1 mA (5V)
< 50 µA (RTC only)
Serial Communications:
2 x TTL level asynchronous data ports from 300 up to 19 200
bps)