Accuton C220-6-221 Bass-midwoofer

The Accuton C220-6-221 8.5-inch Bass-midwoofer represents a pinnacle of engineering for discerning audiophiles seeking uncompromising sound quality. This driver is meticulously crafted to deliver both deep, articulate bass and a transparent midrange, making it an ideal foundation for high-end two-way or multi-way loudspeaker systems. Whether you are designing a dedicated subwoofer enclosure, a bass-reflex design, or a sealed cabinet for a reference-grade monitor, this unit offers the flexibility and performance to meet the most exacting standards.

Technically, the C220-6-221 excels with a remarkably low resonance frequency of 28 Hz, enabling profound low-frequency extension. Its total Q factor of 0.4, combined with a mechanical Q of 7.1 and an electromagnetic Q of 0.42, ensures controlled, accurate bass response with excellent transient behaviour. The 90 dB sensitivity (1m/2.83V) allows for efficient power handling, while a maximum linear excursion (Xmax) of 5 mm and a BL product of 8.7 guarantee dynamic headroom and precise motor control. With a DC resistance of 6.3 ohms and a voice coil inductance of 0.83 mH, this driver integrates seamlessly into high-quality crossover networks. The equivalent volume (Vas) of 86.2 litres and suspension compliance (Cms) of 1.2 mm/N further underscore its suitability for a variety of enclosure designs. For the serious audio enthusiast, the Accuton C220-6-221 delivers a level of refinement and authority that transforms any listening experience.