python first time use -download 'NRAD 288 data files' from parac downloads folder http://parac.eu/downloads.htm -download 'CFRAD-plot-eng' from downloads unzip and place them in thesame folder for instance 'nrad288' -Download python python(x,y)-2.7.10.0 from http://parac.eu/downloads.htm -install python and after that; -right click icon python and 'run in dedicated mode' -click in python home; spider icon -select view, panes and unselect -variable explorer -object inspector -file explorer -history log When python stalls; try again -select tools, preferences, run select -'execute in new dedicated Python console' select apply, ok load and run -select file, open -select cfrad-plot-eng.py -select 'open' -select 'Run', run when cfrad bandpass graph is displayed, click top right icon to continue. have fun