CPT7700 Performance Specifications
All specifications subject to GNSS system characteristics.
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Signals Tracked |
GPS |
L1 C/A, L1C, L2C, L2P, L5 |
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GLONASS |
L1 C/A, L2 C/A, L2P, L3 |
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BeiDou |
B1I, B1C, B2I, B2a, B2b, B3I |
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Galileo1 |
E1, E5 AltBOC, E5a, E5b, E6 |
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NavIC (IRNSS) |
L5 |
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SBAS |
L1, L5 |
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QZSS |
L1 C/A, L1C, L1S, L2C, L5, L6 |
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L-Band2 |
Up to 5 channels |
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Position Accuracy3 |
Single point L1 |
1.5 m RMS |
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Single point L1/L2 |
1.2 m RMS |
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SBAS4 |
60 cm RMS |
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DGPS |
40 cm RMS |
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TerraStar‑L5 |
40 cm RMS |
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TerraStar‑C PRO5 |
2.0 cm RMS |
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TerraStar-X5 |
2.0 cm RMS |
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RTK |
1 cm + 1 ppm RMS |
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Time to First Fix |
Hot: <20 s (Almanac and recent ephemeris saved and approximate position and time entered) Cold: <34 s (No almanac or ephemeris and no approximate position or time) |
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Signal Reacquisition |
<0.5 s L1 (typical) <1.0 s L2 and L5 (typical) |
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Data Rates |
GNSS Measurements |
up to 20 Hz |
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GNSS Position |
up to 20 Hz |
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INS Position/Attitude |
up to 200 Hz |
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IMU Raw Data Rate |
100 Hz / 400 Hz |
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Time Accuracy6 |
<5 ns RMS |
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Velocity Accuracy |
<0.03 m/s RMS |
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Measurement Precision7 |
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Code |
Carrier |
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GPS |
L1 C/A |
4 cm |
0.5 mm |
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L2 P(Y) |
8 cm |
1.0 mm |
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L2C |
8 cm |
0.5 mm |
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L5 |
3 cm |
0.5 mm |
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GLONASS |
L1 C/A |
8 cm |
1.0 mm |
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L2 P |
8 cm |
1.0 mm |
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L2 C/A |
8 cm |
1.0 mm |
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Galileo |
E1 |
3 cm |
0.5 mm |
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E5a |
3 cm |
0.75 mm |
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E5b |
3 cm |
0.75 mm |
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E5 AltBoc |
3 cm |
0.75 mm |
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E6 |
3 cm |
0.75 mm |
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BeiDou |
B1I |
4 cm |
0.5 mm |
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B1C |
3 cm |
0.5 mm |
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B2I |
4 cm |
0.5 mm |
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B2a |
3 cm |
0.5 mm |
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B2b8 |
3 cm |
0.5 mm |
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B3I |
4 cm |
0.5 mm |
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Velocity Limit9 |
600 m/s |
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