This is in regards to converting a *.BIN file from a Carlson BRx5 GPS receiver into RINEX
You can click the link below to download and install the Rinex Desktop utility:
RinexDesktopSetup_v1.9.3.msi
After the install is complete run RinexDesktop by double-clicking the icon
Click File / New Profile then click "Load Binary File" and browse to the *.BIN file you copied over from the SD card
used in your BRx5 receiver.
Now you can click "Process Rinex" in the bottom left and click OK to the Rinex Conversion summary.
OPUS requires Rinex 2.
This creates a *.17o RINEX file in the same folder as your *.BIN file you selected.
You can submit this file to OPUS and select "HEMS320" as the antenna type