| Model | GPS V30 |
| Measurements |
| 220 tracking channels |
| Advanced Pacific Crest Maxwell 6 Custom Survey GNSS Technology |
| High precision multiple correlator for GNSS pseudo range measurements |
| Unfiltered, unsmoothed pseudo range measurements data for low noise, low multipath error, low time domain correlation and high dynamic response |
| Very low noise GNSS carrier phase measurements with <1 mm precision in a 1 Hz bandwidth |
| Signal-to-Noise ratios reported in dB-Hz |
| Proven Pacific Crest low elevation tracking technology |
| Satellite signals tracked simultaneously |
| GPS | Simultaneous L1C/A, L2C, L2E, L5 |
| GLONASS | Simultaneous L1C/A, L1P, L2C/A (GLONASS M only), L2P |
| SBAS | Simultaneous L1 C/A, L5 |
| Galileo | Simultaneous L1 BOC, E5A, E5B, E5AltBOC |
| BDS | B1, B2 |
| QZSS | L1 C/A, L1 SAIF, L2C, L5 |
| POSITIONING PERFORMANCE |
| Static and Fast Static GNSS surveying |
| Horizontal | 2.5mm+0.5ppm RMS |
| Vertical | 5mm+0.5ppm RMS |
| Post Processing Kinematic |
| (PPK / Stop & Go) GNSS surveying |
| Horizontal | 1cm+1ppm RMS |
| Vertical | 2.5cm+1ppm RMS |
| Initialization time | typically 10 minutes for base while 5 minutes for rover |
| Initialization reliability | typically > 99.9% |
| RealtimeKinematic(RTK) surveying |
| Horizontal | 8mm+1ppm RMS |
| Vertical | 15mm+1ppm RMS |
| Initialization time | typically < 8 seconds |
| Initialization reliability | typically > 99.9% |
| Code Differential GNSS positioning |
| Horizontal | 25cm+1ppm RMS |
| Vertical | 50cm+1ppm RMS |
| SBAS | 0.50m Horizontal, 0.85m Vertical |
| HARDWARE |
| Physical |
| Dimensions (W x H) | 19.50cm x 10.40cm(7.68 in x 4.09 in) |
| Weight | 1.3kg (2.86lb) with internal battery, internal radio, standard UHF antenna |
| Operating temperature | below 45℃ to above 65℃ (-49℉ to +149℉) |
| Storage temperature | below 55℃ to above 85℃ (-67℉ to +185℉) |
| Humidity | 100%, considering |
| Water/dustproof | IP67 dustproof, protected from temporary immersion to depth of 1m (3.28ft). |
| Shock and Vibration | Designed to survive a 3m(9.84ft) natural fall onto concrete |
| Electrical |
| Power 6V to 28V DC external power input |
| Power consumption 2.5W |
| Automatic Switching between internal power and external power |
| Rechargeable, removable 7.4V, 5000mAh Lithium-Ion battery in internal battery compartment |
| Internal battery life |
| Static 13 - 15 hours |
| RTK Rover (UHF/GPRS/3G) 10 - 12 hours |
| RTK Base 8 - 10 hours |
| I/O interface |
| 1 x Bluetooth |
| 1 x standard USB2.0 port |
| 2 x RS232 serial port |
| 2 x DC power input (8-pin & 5-pin) |
| COMMUNICATION AND DATA STORAGE |
| GPRS/GSM or 3G |
| Fully integrated, fully sealed internal GPRS/GSM or 3G |
| Network RTK (via CORS) range20-50km |
| HI-TARGET internal UHF radio (standard) |
| Frequency | |
| Transmitting Power | 0.1W, 1W, 2W adjustable |
| Transmitting Speed | Up to 19.2Kbps |
| Working Range | 3~5Km typical, 8~10km optimal |
| Pacific Crest XDL micro Internal UHF Radio |
| Frequency | 403~473 MHz |
| Transmitting Power | Up to 19.2Kbps |
| Working Range | 3~5km typical, 8~10km optimal |
| Support most of radio communication protocol |
| HI-TARGET External UHF radio (standard) |
| Frequency | 460 MHz with 116 channels |
| Transmitting Power | 5W, 10W, 20W, 30W adjustable |
| Transmitting Speed | Up to 19.2Kbps |
| Working Range | 8~10Km typical, 15~20km optimal |
| |
