CLIC\BLANK c1 c2 /SPW i [/RESET] [/EXTRAPOLATE] [/NOEXTRAPOLATE] Blank channels c1 to c2 in spectral window i (mandatory argument). With option /reset, it will reset all ranges blanked in spectral window i. Current list can be obtained with command SHOW BLANK. Options [/EXTRAPOLATE] and [/NOEXTRAPOLATE] control CLIC behaviour re- garding blanked data. They will be either interpolated or blanked ac- cordingly.