Multichannel Systems MC_Rack Manual - Manual (Page 119)

MC_Rack Features
113
Using a raster plot
The Raster plot is only available for spike data streams. Make sure you have a Spike Sorter
in the rack, or replay a data file containing spike data streams.
1. Add a Data Display to your virtual rack configuration (in serial with the Spike Sorter).
2. Click on the Display in the virtual rack tree pane to select it.
3. Click the Data tabbed page of the Display. Select only the Spikes data stream.
4. Select the Raster Plot option.
ASCII Export
The created file has the following structure.
 The first column is the x-axis (time).
 The second column is the sweep number. The first sweep (on the bottom of the plot) is sweep
number 0, all other sweeps are counted up.
 The third column specifies the Spike Sorter tags. Untagged sweeps are specified by Unit = 0.
Sweeps can be tagged by units 1 to 3.
 The first row contains the column headers.
 The second row are the measuring units.
 The following screen shot shows such a file opened with a standard spreadsheet.