Subwoofer Module (Sub) (2009-2013): Design: Subwoofer

Fig 1: Subwoofer

Courtesy of VOLVO CARS CORPORATION

There are two subwoofers, these are installed behind the backrests.

The speaker elements are two 9 inch subwoofers with a voice coil in each.

The impedance is 4 Ω for each coil.