Tektronix AWG2021 User Manual page 79

Operating Examples
2 42
Figure 2 29: Naming a File
25. When you finish inputting the file name, select O.K. from the sub menu.
The system returns to the initial menu and displays the waveform file created
(see Figure 2 -30). The extender "WFM" will be displayed after the file
name; this indicates that the file is a waveform file.
AWG2021 User Manual