Data are easily transferred from an existing spreadsheet database. The RFT application will automatically open and copy data from a properly formatted Excel file, or a "copy and paste" like operation can be used.

Manual data entry

The above data have been automatically plotted after import from a spreadsheet. Right mouse click on the plot area to display the main analysis and annotation options menu, or use the toolbar. Select "Add gradient" to start drawing gradient lines.

Placing a gradient line