Technical Specifications
This chapter mainly introduces the technical specifications of TS21 GNSS receiver, TC80 Controller , external radio and internal radio whip antenna.
3.1 TS21 GNSS receiver
Table 3.1 TS21 GNSS receiver performance
| GNSS Performance | ||
|---|---|---|
| Position accuracy(RMS) | Single Point Positioning | 1.5m (Horizontal) |
| 3.0m (Vertical) | ||
| DGPS Positioning | 0.25m (Horizontal) | |
| 0.5m (Vertical) | ||
| High Precision Static | 2.5mm+0.1ppm (Horizontal) | |
| 3.5mm+0.4ppm (Vertical) | ||
| Static & Fast Static | 2.5mm+0.5ppm (Horizontal) | |
| 5mm+0.5ppm (Vertical) | ||
| Post Processed Kinematic | 2.5mm+1ppm (Horizontal) | |
| 5mm+1ppm (Vertical) | ||
| Real Time Kinematic | 8mm+1ppm (Horizontal) | |
| 15mm+1ppm (Vertical) | ||
| Network Real Time Kinematic | 8mm+0.5ppm (Horizontal) | |
| 15mm+0.5ppm (Vertical) | ||
| Observation accuracy (zenith direction) | C/A code | 10cm |
| P code | 10cm | |
| Carrier phase | 1mm | |
| Time To First Fix (TTFF) | Cold start | <35s |
| Warm start | <10s | |
| Reacquisition | <1s | |
| Tilt compensation accuracy (within 60° ) | ≤2cm | |
| Timing accuracy (RMS) | 20ns | |
| Velocity accuracy (RMS) | 0.03m/s | |
| Initialization (typical) | 4s | |
| Initialization reliability | >99.99% | |
| System & Data | ||
| Operating system | Linux | |
| Storage | built-in 32GB | |
| Data format | CMR, CMR+ (GPS only), RTCM 2.3, RTCM3.0, RTCM3.1, RTCM3.2 | |
| Data output | RINEX, NMEA-0183, Tersus Binary | |
| Software Support | ||
| Tersus Nuwa | ||
| Communication | ||
| Cellular | 4G LTE/WCDMA/GSM/EDG | |
| Cellular bands | LTE FDD B1,B3,B7,B8,B20,B28A LTE TDD B38,B40,B41 WCDMA B1,B8 GSM/EDGE B3,B8 | |
| Network protocols | Ntrip Client, Ntrip Server, Tersus Caster Service (TCS) | |
| Wi-Fi | 802.11b/g | |
| Bluetooth | 4.1 | |
| Internal radio | RF transmit power | 0.5W/1W/2W |
| Frequency | 410MHz ~ 470MHz | |
| Operating mode | Half-duplex | |
| Channel spacing | 12.5KHz / 25KHz | |
| Modulation type | GMSK, 4FSK | |
| Air baud rate | 4800/9600/19200 bps | |
| Radio protocols | TrimTalk450, TrimMark 3, South, Transparent, Satel | |
| USB OTG | Type-C, OTG x1 | |
| Electrical | ||
| External power supply | Support USB (5~20V) | |
| Fast charging | Support, 15W max(5V 3A) | |
| Lithium battery | 7000mAh/7.4V | |
| Charing time | 3 hours (20%~90%) | |
| Battery charging temperature: | +10°C ~ +45°C | |
| Battery working time | Up to 9 hours | |
| Physical | ||
| Dimension | ф132x68mm | |
| Weight | ≈850g | |
| Screw hole for assembly | 5/8''x11UNC-2B | |
| Vibration | MIL-STD-810G,FIG.514.6C-1 | |
| Environmental | ||
| Operating temperature | -40°C to +70°C | |
| Storage temperature | -55°C to +85°C | |
| Relative humidity | 100% not condensed | |
| Water & dust proof | IP68 | |
| Pole drop onto concrete | 2m |
The pin definition of the TNC connector is as below:
Table 3.2 Pin definition of the TNC connector
| Connector Pin No. | Pin Definition |
|---|---|
| Inside | Signal |
| Outside | Ground |
Table 3.3 Default factory configuration for internal radio
| Channel | Frequency |
|---|---|
| 00 | 457.550MHz |
| 01 | 458.050MHz |
| 02 | 458.550MHz |
| 03 | 459.050MHz |
| 04 | 459.550MHz |
| 05 | 460.550MHz |
| 06 | 461.550MHz |
| 07 | 462.550MHz |
| 08 | 463.550MHz |
| 09 | 464.550MHz |
| Customized frequency | 410~470MHz |
Table 3.4 Detailed configuration information for internal radio
| Protocol | Modulation type | Channel band | Air baud rate | COM baud rate |
|---|---|---|---|---|
| TrimTalk450 | GMSK | 12.5 KHz | 4800 bps | 9600/19200/38400/115200bps |
| GMSK | 25 KHz | 9600 bps | 9600/19200/38400/115200bps | |
| TrimMark3 | GMSK | 50 KHz | 19200 bps | 9600/19200/38400/115200bps |
| Transparent | GMSK | 12.5 KHz | 4800 bps | 9600/19200/38400/115200bps |
| GMSK | 25 KHz | 9600 bps | 9600/19200/38400/115200bps | |
| Satel | 4FSK | 12.5 KHz | 9600 bps | 9600/19200/38400/115200bps |
| 4FSK | 25 KHz | 19200 bps | 9600/19200/38400/115200bps | |
| South | GMSK | 12.5 KHz | 4800 bps | 9600/19200/38400/115200bps |
| GMSK | 25 KHz | 9600 bps | 9600/19200/38400/115200bps | |
| GMSK | 50 KHz | 19200 bps | 9600/19200/38400/115200bps |
3.2 TC80 controller
Table 3.5 TC80 technical specification
| System | |
|---|---|
| Operating System | Android 12 |
| CPU | Octa-Core 2.0GHz |
| Memory | 6GB RAM + 64GB ROM |
| External storage | Micro SD, up to 256GB |
| Display | 5.5″ sunlight-readable capacitive touch screen |
| Resolution | 720x1440 |
| Camera | 13MP Auto Focus Camera |
| Flash Light | High light Flash LED |
| Electrical | |
| Battery | 7700mAh 3.8V |
| Battery Life | 10 hours |
| Charging Time | <4 hours (fast charge) |
| Communication | |
| Wi-Fi | IEEE 802.11a/b/g/n 2.4G&5G |
| Cellular Mode | Dual SIM Dual Standby |
| SIM1 & SIM2 | FDD-LTE B1/B3/B5/B7/B8 TDD-LTE B38/B39/B40/B41 WCDMA B1/B2/B5/B8 GSM B2/B3/B5/B8 CDMA/EVDO BC0/BC1 |
| Bluetooth | BT5.0 (BLE) |
| USB | USB Type-C (supports OTG) |
| NFC | Protocol of ISO14443A/B, and ISO15693 Readable Distance 0~5cm |
| GNSS | GPS/GLONASS/BeiDou |
| Sensors: | G-Sensor, Compass, Light-Sensor, Gyro |
| Physical | |
| Dimension | 221.3mmx77.7mmx19.6mm |
| Weight | 320g (include battery) |
| Reliability | |
| Operating Temperature | -20°C ~ +60°C |
| Storage Temperature | -30°C ~ +70°C |
| Humidity | 5% ~ 95% |
| Dustproof & Waterproof | IP68 |
| Shock | 1.5m drop onto concrete |
3.3 Radio whip antenna
The 450-470MHz radio whip antenna is to be installed on the TNC port to transmit or receive signal for the internal radio. This antenna is elastic whip structure, resistant to bending.
Figure 3.1 Radio Antenna
Table 3.6 Radio whip antenna technical specification
| Technical Specification | |
|---|---|
| Frequency Range | 450~470MHz |
| Bandwidth | 20MHz |
| Polarization Mode | Vertical |
| Gain | 4dBi |
| Input Impedance | 50Ω |
| VSWR | ≤2.1 |
| Maximum Power | 20W |
| Connector | TNC Male |
| Antenna Length | 303mm |
| Antenna Weight | About 45g |
| Extreme Wind Speed | 90 Km/h |