Geoscan 201 - Page 92

LiPo Battery
Cells 5S
Capacity 34 000 mA·h
Recommended Charge Current 10 A
Max. Charge Current 17 A
Max. Voltage
21 V
Normal Voltage
18,5 V
Min. Voltage
15 V
Weight
3,1 kg
Topcon B111 GNSS Receiver *
Number of channels
226 universal tracking channels
Acquisition time (hot/cold start) <15 / <44 sec
Signals tracked GPS: L1/L2; GLONASS: L1/L2
Positioning accuracy (PPK) horizontal: 5 mm + 0.5 ppm × baseline length;
vertical: 10 mm + 0.8 ppm × baseline length
Radio modem
Operating frequency 867.75 – 872.25 MHz
Transmitting power
<1 W
Max. bandwidth
500 kb/s
Max. delay
20 ms
Duplexing mode TDD
Max range
40 km
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