Radar technology:
Stepped-frequency GPR
Modulated frequency range:
500 – 3000 MHz ² | 30 – 750 MHz ³
Number of channels:
35 (VV) + 15 (HH) ² | 11 (VV) ³
Channel spacing:
2.5 cm (VV), 5.5 cm (HH) ² | 7.5 cm ³
Scan width:
0.85 m ² | 0.82 m ³
Scan rate:
27500 scans/s ² | 22000 scans/s ³
Time window:
45 ns ² | 130 ns ³
Spatial interval:
Up to 100 scans/m
Dimensions:
722 x 1178 x 443 mm
Weight:
45 Kg ²
Wheel encoders:
2, on rear wheels
Ingress protection (IP) / sealing:
IP65
Power consumption:
Off-the-shelf power bank ⁴
Autonomy:
6 hours | Hot-swappable ⁵
Operating temperature:-10° to 50°C | 14° to 122° F
Operating humidity:<95% RH, non-condensing
Connectivity:
WiFi, USB-A, USB-C, Lemo ⁶
GNSS satellites:
Multiband GPS + Glonass + Galileo + Beidou
GNSS real-time corrections:
SSR augmentation / NRTK-compatible ⁷
GNSS real-time 3D accuracy:
Typ. 1 - 5 cm | 0.5 - 2 in ⁸
GNSS initialization time:
Typ. 5 - 30 s
1.
Running an up-to-date iOS version; recommended models: iPad Pro® WiFi + Cellular (2022 model or superior)
2.
In combination with GX1 array module
3.
In combination with GX2 array module
4.
USB-C power bank with Power Delivery. Max. dimensions: W 85mm x H 28mm (recommended power: 12/15/20V - >45 W)
5.
Using 2x 26,800 mAh power banks
6.
For terrestrial positioning systems, an intermediate serial adapter to DB9 might be needed to output Pseudo NMEA GGA positions
7.
Needs an active Internet connection on the iPad; SSR service available in Europe, USA, southern Canada, southeastern Australia and South Korea / NRTK corrections via NTRIP in RTCM3 format
8.
Via NTRIP RTK or SSR corrections; the achieved accuracy is subject to atmospheric conditions, satellite geometry, observation time, etc.
9.
Up to 1 TB of personal space per user ID
