Technical library
Every number.Every system.
Full manufacturer specifications for the whole CHCNAV lineup, straight from the published datasheets.
2.5D System
EasyNAV EMG100
Positioning
System accuracy±30 mm (manufacturer rating)
GNSSDual antennas · GPS, GLONASS, BeiDou, Galileo, QZSS · L-Band
Antenna ratingIP68
Sensors
IMU accuracy±0.05° static / ±0.1° dynamic
IMU ratingIP69K · 115 g · 48.9 × 109 × 27.3 mm
Power input7–36 V DC
Operating temp−40°C to +75°C
Display
Screen10.1" · 1024 × 600 · 750 cd/m²
ComputeAndroid · 4-core 1.2 GHz · 2 GB / 16 GB
RatingIP65 · 281 × 181 × 42 mm · 1.5 kg
Operating temp−30°C to +70°C
Connectivity
WirelessWi-Fi · Bluetooth · 4G LTE
RadioExternal radio support
PortsCAN · RS232
Machine fit
Boom typesSwing boom · triple boom · tilt bucket · offset boom
Install & calibration<2 h mounting · ~30 min calibration per bucket
GuidanceDepth & slope from field reference · user-defined buckets · live cut/fill volumes
3D System
MCNAV TX73
Positioning
System accuracy10 mm horizontal / 15 mm vertical (manufacturer rating)
MC300 GNSS receiverRTK 8 mm + 1 ppm H · 15 mm + 1 ppm V
Receiver ratingIP67
AntennasDual AT315 · IP68
Sensors
IS300 IMU100 Hz · ±0.05° static / ±0.1° dynamic
IMU ratingIP69K
Display
MCPad30010.1" · 1920 × 1200 · IP67
ComputeAndroid 14 · 8-core 2.2 GHz · 6 GB / 64 GB
Views2D & 3D · color cut/fill maps · customizable operator shortcuts
Connectivity
Wireless4G LTE · Wi-Fi · Bluetooth
Radio410–470 MHz modem
PortsCAN · RS232
Design data
FormatsLandXML · DWG · DXF · .dc · .cal · .jxl · .lok · .loc
CloudiSite — OTA updates · remote troubleshooting · data sync
Attachments
SupportedStandard buckets · tilt buckets · Engcon & Steelwrist tilt-rotators
Tilt controlAutomated on supported tilt-rotators
Dozer System
TD63 Pro
Positioning
Blade accuracy±20 mm — dual GNSS + 100 Hz IMU + DO-Tech (manufacturer rating)
Max precision10 mm H / 15 mm V
GNSSFull GNSS · dual antennas
Sensors
IMU100 Hz tilt sensor
Valve modulePilot & PVG dozer valve integration
Display
Screen10.1" tablet
Calibration~30 min · single IMU sensor
Connectivity
WirelessWi-Fi · Bluetooth
Cellular4G LTE
Radio410–470 MHz Rx
PortsCAN · RS232
Applications
Use casesLand clearing · foundation preparation · dam & levee · embankment construction
Survey Rover
i83
Positioning
RTK8 mm + 1 ppm H / 15 mm + 1 ppm V (manufacturer rating)
RTK init<10 s · >99.9% reliability
PPPB2b-PPP / E6B-HAS · 100 mm H / 200 mm V
GNSS1408 channels · iStar2.0 · GPS, GLONASS, Galileo, BeiDou, QZSS, NavIC, SBAS
Sensors
IMU200 Hz AUTO-IMU · calibration-free
Tilt compensation0–60° · E-Bubble levelling · magnetically immune
Connectivity
WirelessWi-Fi 802.11 a/b/g/n/ac · Bluetooth 5.0 · NFC
Cellular4G LTE
RadioUHF 410–470 MHz Rx/Tx · 3–5 km typical, up to 15 km
ProtocolsRTCM 2.x/3.x · CMR · NMEA 0183 · RINEX · NTRIP
Physical
Weight1.15 kg
DimensionsØ152 × 78 mm
RatingIP67 · MIL-STD-810H · 2 m pole drop
Battery9,900 mAh — up to 34 h RTK rover · 16 h RTK base
Storage8 GB internal
Operating temp−40°C to +65°C
Figures are manufacturer ratings from published CHCNAV datasheets. Field performance depends on site conditions, RTK corrections and installation quality.
Spec sheet questions?
Talk to a specialist
Tell us what you're building and we'll match the right system — no spec-sheet archaeology required.