West Systems can design and provide several telemetry solutions for GPS survey networks.

Our telemetry systems are compatible with Ashtech and Leica geodetic GPS and more...

Local / regional area

SpreadSpectrum 115 KBit/s radio-modem operating at 2400-2483 MHz, licence free in most countries.

Max range 32 Km (20 miles) or more using repeaters.

SpreadSpectrum 115 KBit/s radio-modem operating at 900-928 MHz , licence free in USA/Canada and other (few) countries.

Max range 100 Km (60 miles) or more using repeaters.

Local / regional area

IEEE802.11.x 1 MBit/s Ethernet based telemetry devices, worldwide licence free.

Proprietary protocol wide-band equipment 1 MBit/s operating at 2.4 GHz / 5.4 GHz / 5.8 GHz Licence free or Licence required

Max range 30 Km (20 miles) or more using repeaters.

Microwave bridges 34 MBit/sec operating at 10.xx GHZ / 14.xx GHz / 17.xx GHz / 23 GHz..38 GHz

Max range 16-50 Km (10-30 miles) or more using repeaters.

One of the solution listed before combined with ADSL-based, computer-less, collection sites.

Regardless the dimension of your GPS network we can provide a solution that requires computers only in the Master data collection center(s). Computers are the most fragile devices in your network..