15 Acoustical dataAll data presented below is obtained with columns in their nominal position and using nominal DSP filtering param-eters (flat EQ, etc).15.1 Common data102 103 104−30−25−20−15−10−50510frequency (Hz)amplitude (dB)Figure 26: Frequency response (column SA250P). Average of the mesurements at 7, 10, 15, 20, 25, and 30m.In red: with bass high-pass on position «100Hz», in blue: with bass high-pass on position «200Hz».9060300330300270-20dB-10dB500Hz1kHz2kHz4kHz8kHzFigure 27: Horizontal directivity (column SA250P)Last update: December 23, 2010 37