TDL450B radio

The high-speed wireless Trimble TDL450B UHF data radio broadcasts, repeats and receives data used by Trimble GNSS receivers for real-time correction data. Solve signal strength issues and make adjustments to stay productive, even in the toughest conditions. With advanced wireless Bluetooth communication and rugged design, the TDL450B UHF radio enables easy integration with GNSS receivers, even in harsh environments.

The radio has a user interface designed to offer full control over the radio field setup, and contains useful tools to troubleshoot and optimize your setup.

Specifications

Frequency range: 403 MHz to 473 MHz (depending on the region; some channels are not allowed)

Over-the-air link rate: 4,800 bps to 19,200 bps

Configurable maximum Tx power: Up to 35 W

Corrections for GNSS receivers: 1 Hz RTK

Environment: IP67 rated

Vibration: MIL-STD-810F

For full specifications, go to geospatial.trimble.com/en/products/hardware/trimble-tdl450b-uhf-radio.

Connecting the radio and receiver

  1. Ensure the receiver has firmware version 5.64/6.24 or later installed.

  2. Connect the radio to the receiver by either using a serial cable or Bluetooth connection.

    Refer to the TDL450B Radio Help - Installation.

  3. On the radio front panel: Enable the Remote Control option in the Device Settings menu.

  4. From the receiver web interface:

    1. Configure an i/o port for the radio stream. Select I/O Configuration / Port Configuration. In the first list, select either a Bluetooth or Serial Port option. In the second list, select EXT-RADIO. Select Enabled and click OK.

    2. Set the receiver to use the external radio. Select Radio / Radio Selection and then select External radio.

    3. If necessary, make any changes to the radio settings. Select Radio / Radio Configuration. Changes made in the web interface are updated in the radio.

More information

Refer to the TDL450B Radio Help.