Polk Audio SWA500
Bass Performance that's Out of Sight
The BASH amplifier combines the fidelity of conventional class A/B amplifiers with the efficiency of class D amplifiers. The bottom line is high power, and cool, reliable operation with precise definition and low distortion. Plug-in data cards for each subwoofer, called SPEX cards, preprogram equalization, infrasonic filter characteristics and power output that best matches the subwoofer being used. Each SPEX card also custom install subwoofers/amp has specific power control circuitry tailored to each subwoofer’s requirements for an even greater level of reliability.
Class D digital design delivers huge power and runs cool for superb long-term reliability
500 Watts into 4 Ohms at <0.01% THD
Powers up to two CSW subs of the same model
Front panel low pass filter and level adjustment knobs make "tweaking" a snap.
Plug in SPEX circuit cards (supplied) optimize the amplifier to match the specific subwoofer model being used
Custom frequency shaping (programmed into SPEX card) for the deepest, most accurate bass perfromance