Scope Sink wxgui_scopesink2 from gnuradio.wxgui import scopesink2 from gnuradio import gr scopesink2.$(type.fcn)( self.GetWin(), title=$title, sample_rate=$samp_rate, frame_decim=$frame_decim, #if $v_scale.eval == 0 v_scale=None, #else v_scale=$v_scale, #end if t_scale=$t_scale, num_inputs=$num_inputs, ) self.$(id).win.$(marker)() #set $grid_pos = $grid_pos.eval #if not grid_pos self.Add(self.$(id).win) #else self.GridAdd(self.$(id).win, $grid_pos[0], $grid_pos[1], $grid_pos[2], $grid_pos[3]) #end if set_sample_rate($samp_rate) Type type complex enum Title title Scope Plot string Sample Rate samp_rate samp_rate real Frame Decimation frame_decim 15 int V Scale v_scale 0 real T Scale t_scale .001 real Marker marker set_format_line enum Num Inputs num_inputs 1 int Grid Position grid_pos grid_pos in $type $num_inputs Set the V Scale to 0 for the scope to auto-scale. Use the Grid Position (row, column, row span, column span) to position the graphical element in the window.