Bose ACOUSTIMASS 3 Manual page 5

Frequency Response Curves
AM-3P II bass channel frequency response with bass control at min., max. and flat
positions for 30 and 200 mVrms input level. A boost occurs at 55Hz for low input
levels-i.e.-30mV. The gain measurements in this graph should be referenced to the
input level.
Figure 1. Bass Channel Frequency Response Curve
AM-3P II left/right channel frequency response with treble control at min., max. and
flat positions. The gain measurements in this graph should be referenced to the
input level.
Figure 2. Left/Right Channel Frequency Response Curve
5