k7
1 Year
1 Year
B1I/B2I/B3I
B1I/B3I/B1c/B2a/B2b
L1c/a, L2p, L2c, L5, L1c*
G1/G2/G3*
L1c/a, L5*
E1, E5b, E5a, E5 Altboc*, E6c*
L1/L2c/ L5
L5*
1598 Channels
South
Cartoon
156mm*78mm
China
8501109190
Product Description
Kolida K7/K58 Plus gnss Rtk Surveying Instruments with1598 Channels and 10-15km Best price Surveying Instrument DGPS IMU-RTK 




Specification
GNSS Performance | |
Channels | 1598 |
GPS | L1C/A, L2P, L1C, L2C, L5 |
BeiDou | B1I, B2I, B3I, B1C, B2a, B2b |
Galileo | E1, E5b, E5a, E6, E5AltBoc* |
QZSS | L1C/A, L5, L1C, L2 |
SBAS | L1, L5 |
IRNSS | L5 |
L-Band* | B2b |
Positioning Accuracy | |
Code Differential GNSS Positioning | Horizontal: ±0.25m+1ppm Vertical: ±0.50+1ppm |
SBAS Positioning | Typically<5m 3DRMS |
High Precition Static | Horizontal: ±3mm+0.1ppm Vertical: ±3.5mm+0.4ppm |
Fast Static and Static | Horizontal: ±2.5mm+0.5ppm Vertical: ±5mm+0.5ppm |
Post Processing Kinematic (PPK) | Horizontal: ±8mm+1ppm Vertical: ±15mm+1ppm |
Real Time Kinematic (RTK) | Horizontal: ±8mm+1ppm Vertical: ±15mm+1ppm |
Network RTK (VRS, FKP, MAC) | Horizontal: ±8mm+0.5ppm Vertical: ±15mm+0.5ppm |
RTK Initialization Time | Time 2-8s, reliability >99.99% |
Positioning Rate | 1Hz-20Hz |
Inertial Measurement | Supporting walk to activate IMU Tilt Angle: up to 60 degrees Accuracy: down to 2cm (Typically less than 10mm+0.7mm/°tilt) |
Data Formats | |
Positioning Data | NMEA 0183, PSIC, PJK, Binary Code RTCM 2.1, RTCM 2.3, RTCM 3.0, |
Differential Correction | RTCM 3.1, RTCM 3.2,CMR,CMR+ |
Static | STH, Rinex 2, Rinex 3 |
Network | Supported VRS, FKP, MAC, Ntrip |
Operation Mode | |
Base | Base Internal Radio\ Base External radio (wireless Radio)\ Base wifi |
Rover | Rover UHF\ Rover Bluetooth |
Static | Static\ PPK |
UHF Radio Characteristics | |
RX | Receiving |
Frequency Range | 410-470MHz |
Protocols | Farlink\Trimtalk\SOUTH(KOLIDA) |
Channels | 60 channels for Farlink protocol 120 channels for other protocols |
Hardware | |
Size | 131mmX80mm |
Weight | 800g |
Data Storage | 4GB SSD internal storage Support external USB storage (up to 32GB) Automatic cycle storage Changeable record interval Up to 20Hz raw data collection |
Built-in Camera | 2MP |
Camera View Angle | 75° |
Communication | 5 Indicator lights (4 in front panel, one at bottom) 1 Button 1 Type C USB port 1 UHF antenna port SOC OS WEB UI WIFI: 802.11 b/g/n standard Bluetooth 4.2 standard and Bluetooth 2.1+EDR NFC Supported USB, FTP, HTTP data communication |
Voice Guide | Intelligent voice technology provides status indication and operation guide Chinese, English, Korean, Russian, Portuguese, Spanish, Turkish and user define |
Environment | Operating: -30ºC to +70ºC Storage: -40ºC to +80ºC |
Humidity | 100% condensation |
Ingress Protection | IP68 waterproof, sealed against sand and dust |
Shock | Survive 2m pole drop on concrete |
Power | |
Battery | 7.4V, 6800mAh unremovable battery |
Battery Life | 10-15 hours |
Fast Charge | 4 hours charge to full power |
USB recharge | Power Bank for recharging/ Power Bank for external power supply |
Packing & Delivery
Standard package including carrying case and carton

Company Profile
Jiangsu Bangjie Trading Co., Ltd. is a comprehensive trading company whose main business is surveying instruments, building materials and international trade. The company was registered in Nanjing, Jiangsu Province, the only megacity in the Yangtze River Delta. The company combined domestic sales with international trade earlier and was always guided by customer needs.
The company currently has three departments: surveying instrument department, building materials department and international trade department. We have a group of professionals who have been engaged in related industries for many years. We can provide you with more authoritative and convenient pre-sale consultation, sales cooperation, after-sales coordination and guidance, and provide comprehensive services.
At present, the company's main surveying instruments are: total station, GPS RTK, UAV, theodolite,plummet,auto level,laser rangefinder and surveying accessories.

The company currently has three departments: surveying instrument department, building materials department and international trade department. We have a group of professionals who have been engaged in related industries for many years. We can provide you with more authoritative and convenient pre-sale consultation, sales cooperation, after-sales coordination and guidance, and provide comprehensive services.
At present, the company's main surveying instruments are: total station, GPS RTK, UAV, theodolite,plummet,auto level,laser rangefinder and surveying accessories.