RFmx IQ Capture Tool

A simple command line tool to fetch raw IQ data from RFmx measurement configurations.

Process

1. Configure your measurements as desired in the RFmx Soft Front Panel (SFP) or via the API
2. Export the measurement configuration to disk from the SFP (see screenshot below) or via the API
3. Call the RFmxIQCaptureTool; see the usage instructions below.
4. Follow the instructions in the command prompt window to run the measurements configured in the file and save them to disk
5. One file will be saved per signal configured in the TDMS configuration file that you choose to acquire. The data will be saved as interleaved IQ data in a text file.

Usage

• Output IQ data in the working directory for an RFmx configuration named SampleConfig.tdms and an instrument named 5840:

  RFmxIQCaptureTool --path SampleConfig.tdms --instr 5840

• Output IQ data to ..\Files for an RFmx configuration named SampleConfig.tdms and an instrument named 5840:

  RFmxIQCaptureTool --path SampleConfig.tdms --instr 5840 --output ..\Files

Arguments

-i, --instr Required. The instrument name to use for acquisition.

-f, --path Required. The TDMS file path defining the RFmx configuration.

-o, --output The output folder for the IQ data.

--help Display the help screen.

--version Display version information.

Known Issues

• Measurements that use spectral acquisition mode are not supported

Questions/Issues

Please report all questions and issues via the Issues section.