RIGOL DS6000 Series - Manual (Page 220)

RIGOL 12 Store and Recall
DS6000 User’s Guide 12-10
To Select File Type
Except the file types in Storage, the oscilloscope can also display, save or read some
files for advanced applications such as mask file of the Pass/Fail test (*.pf),
waveform recording file (*.rec), update file (.rgl), parameter file (*.txt) and
reference waveform file (*.ref).
Press SAVE  Disk.Manage  File Type to select the desired file type. The
default is “*.*”. Under the current directory, only files of which the suffixes of the file
name match with the file type selected will be displayed in the current disk.