T300 Plus GNSS Receiver
GNSS Receivers
Overview
The T300 Plus GNSS Receiver features full-constellation multi-frequency tracking, with up to 120° tilt compensation and an easy workflow with Android-based Survey Master software, for centimeter accuracy survey on demand.
Specifications
Performance
| Channel | 965 |
| Satellites tracking | GPS: L1C/A, L1C, L2P, L2C, L5; BDS: B1l, B2l, B3l, B1C, B2a, B2b; GLONASS: G1, G2, G3; Galileo: E1, E5a, E5b, E6c, E5 AItBOC; QZSS: L1C/A, L2C, L5, L1C; IRNSS: L5; SBAS: L1C/A |
| Signal Re-acquisition | <1.5 s |
| Cold Start | <50 s |
| Warm start | <30 s |
| Hot start | <15 s |
| RTK Initialization Time | <10s |
| Initialization reliability | >99.9% |
| Static and Fast Static | Horizontal 2.5 mm + 0.5 ppm RMS; Vertical 5 mm + 0.5 ppm RMS |
| Real Time Kinematic | Horizontal 8mm + 1ppm RMS; Vertical 15mm + 1ppm RMS |
| Long Observation Static | Horizontal 3 mm + 0.1 ppm; Vertical 3.5 mm + 0.4 ppm |
| DGPS | <0.4m RMS |
| SBAS | 1 m 3D RMS |
| Standalone | 1.5m 3D RMS |
Physical
| Size (L × W × H) | 15.8 cm × 7.5 cm |
| Weight | 0.95 kg with two batteries |
| Working Temperature | -40 °C to +65 °C |
| Storage Temperature | -40 °C to +85 °C |
| Humidity | 100% non-condensing |
| Waterproof & Dustproof | IP67, protected from temporary immersion to depth of 1 m |
| Shock | Survive a 2m drop onto concrete |
| Input Voltage | 7-28 VDC |
| Power Consumption | 1.92 W |
| Li-ion battery capacity | 2 × 2000 mAh, up to 10 hours typically |
| Memory | 8 GB |
Communications
| Serial port (7 pin Lemo) | 1 Baud rates up to 921,600 bps |
| UHF modem | Tx/Rx with full frequency range from 410-470 MHz; Transmit power: 0.5-2 W adjustable; Range: 1-5 km |
| WIFI | 802.11b/g/n, 2.4Ghz |
| 4G modem | 4G Bands: 800/900/1800/2100/2600 MHz; 3G Bands: 900/2100 MHz; 2G Bands: 900/1800 MHz; Support GSM, Point to Point/Points and NTRIP |
| Position data output rates | 1 Hz, 2 Hz, 5 Hz, 10 Hz, 20 Hz |
| LEDs | 5 |
| Calibration-free IMU integrated for Tilt Survey | Up to 120° tilt with 2.5 cm accuracy |
| Bluetooth | V 4.0 protocol, compatible with Windows OS and Android OS |
| Correction data I/O | RTCM 2.x, 3.x, CMR, CMR+ |
| Position data output | ASCII: GSV, RMC, HDT, VHD, GGA, GSA, ZDA, VTG, GST; PTNL, PJK; PTNL, AVR; PTNL, GGK; ComNav Binary update to 20 Hz |