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IridiTRAK Installation & User Manual
GPS, Iridium, Specifications
GPS Engine
Receiver Type
Max Navigation Update Rate
Accuracy
4
Acquisition
5
Sensitivity
Active Antenna
Recommendations
Antenna Supply
Antenna Connector
Antenna Supervisor
Operational Limits
Iridium 9601 Transceiver Engine (RST430)
Frequency range
Average Power
Average Power
Receiver Sensitivity
Receiver Spurious Rejection at
offsets > 1 MHz (typical)
Duplexing method
Oscillator stability:
Input/output impedance
Multiplexing method:
Antenna VSWR
Antenna Connector
SBD (Short-Burst Data)
16channel - ANTARIS4 positioning
L1 frequency (1575.42MHz), C/A Code (Standard
Positioning Service), 8192 time / frequency search
windows.
4 Hz (default 1Hz)
Position
Position DGPS /SBAS
Cold Start
Warm Start
Hot Start
Re-acquisition
Tracking
Acquisition & Reacquisition -148 dBm
Cold Starts
Minimum gain
(to compensate signal loss in RF cable)
Maximum noise figure
Maximum gain
3.3 Vdc
SMA Female socket – 50 ohms
Short circuit detection; reported to error log
Altitude
Velocity
1616MHz to 1626.5MHz
7W during a transmit slot (max)
0.6 W during a frame (typical)
-118.5 dBm at 50W (typical)
60 dB
TDD (Time Domain Duplex)
±1.5ppm
50 Ohms
TDMA/FDMA
1.5:1 (50 ohms)
SMA Female socket – 50 ohms
Mobile Originated: 205 Bytes
Mobile Terminated: 135 Bytes
Minimum charge per transmission: 10 Bytes
Page 42 of 46
2
2.5m CEP
1
2.0m CEP
34 s to 41s
33 s
<3.5 s
<1 s
-158 dBm
-142 dBm
15 - 20dB
1.5 dB
50 dB
18,000 m
515 m/s
3
5.0 m SEP
3.0m SEP
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