Radio Modem
The TRIMMARKTM 3 radio modem is the basis for a robust, wireless data broadcast network for real-time, high-precision GPS survey and telemetry applications. The rugged, compact unit is useable as a: base station repeater station, or rover receiver. The radio modem broadcasts or repeats data to Trimble survey-grade receivers, including:
Selectable power outputs of 2, 10, or 25 Watts support: short- and long-range operations conserve battery life minimize risk of interference with other systems. Operating ranges can extend from: 5 to 8 km (3 to 5 miles) for a 2W repeater (typical), to Up to 15 km (8 miles) line-of-sight under optimal conditions for a 25W base station. The TRIMMARK 3 radio modem is easily configurable: In the office, using the supplied WinFLASH utility on your PC. In the field from the front panel or from the Trimble Survey ControllerTM software in the TSCe Data Collector. You can configure each broadcast network to operate on one of up to 20 programmed channels. Channel spacing of either 12.5 or 25 kHz is programmable at the factory. The TRIMMARK 3 radio modem is available in three frequency bands:
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