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RACELOGIC Support Centre

Telemetry Radio Base Station – USA/Brazil/Australia (RLRTM915BS)

A high-power radio capable of transmitting RS232 serial data.

Operating at 915 MHz, the radios can be used with a Base Station throughout the USA, Brazil and Australia to provide DGPS corrections to a VBOX.

Package Contents
No. of items Product Code Description
1 RTM915-V2 Base Station Transmit Radio Module
1 RLACS142-915 VBOX Base Station Antenna
1 RLACS153 Base Station Mast Mount Radio option for a greater range


Input Voltage 6 to 30 V DC
Input Current - Transmitting 760 mA @ 5 V
Radio Transmission Power 1 W
Base Station Duty Cycle < 10%
Carrier Frequency 915 MHz
Radio Data Rate 115,200 bit/s
RS232 Data Rate 115,200 bit/s


Module Dimensions 95 mm x 60 mm x 33 mm
Operating Temperature - 20 °C to + 60 °C
Storage Temperature - 40 °C to + 85 °C


Transmission Range
Difficult environment
(e.g. buildings, reinforced concrete)
300 m (1,000 ft)
Open environment with antennas at ground level
(e.g. vehicle roofs)
700 m (2,300 ft)
In view with Base Station antenna at height
(e.g. building roof)
3500 m (11,000 ft)
Note: Obstacles such as walls and trees can greatly affect the range.
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