Subwoofers — SVS Sound SB17-Ultra R

The flagship model is equipped with a 17” woofer with a fiberglass diaphragm, 8” 4-layer bi-filar dual voice coils and a grandiose 55 lb four-piece toroidal ferrite electromagnetic motor, providing accurate frequency response and fast movement. Built-in amplification - dual mono-block Class-D amplifiers with MOSFET output stages (Sledge STA-2800D with 2,800 Watts of power or 6,000 Watts peaks), controlled by 295 Mhz Analog Devices Audio DSP with double precision 56 bit filtering.