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Peerless Sub Woofer - Loudspeaker drive unit Type XLS P830452. This new series of state-of-the-art subwoofers continue to enhance Peerless' reputation for delivering the highest quality components for bass in the world. Called the XLS - for Extra Long Stroke - these new audio transducers add even more excursion, and completely eliminate distortion. Driver Highlights: Thick Nomex cone, 51 mm voice coil, Free Air Resonance: 18.9Hz, Total Q: 0.17, Moving Mass 135.3 grams, Effective piston area: 333cm2, Nominal Impedance: 8 Ohms, Sensitivity (2.83v/1m) - 88dB, Max power - 200w, Frequency range ? 20 to 500Hz. Design goals: The manufacTURr's application note (available by request) describes three different approaches to design a subwoofer with the following specifications: Compact design with 20 litres internal effective volume. Close, vented or passive radiator box. Active system with amplifier equalisation and active filter Usable frequency response down to 25 Hz at max spl above 105 dB. Call Audio Components on 0118 989 0151 for a friendly chat about these superb drivers we use them in our own designs!
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