Morel Classic Advanced CAW 638 6.5" Woofer

The Morel Classic Advanced CAW 638 6" Woofer represents a significant step forward in car audio bass reproduction, delivering precise and controlled low-frequency performance that belies its compact dimensions. This 6-inch driver is engineered to excel as both a mid-bass unit and a dedicated subwoofer, making it an ideal choice for audiophiles seeking to build a high-fidelity sound system in their vehicle. Whether you are looking to reinforce the lower registers of a component set or create a dedicated sub-bass foundation, the CAW 638 offers the versatility and sonic accuracy required for critical listening.

At the heart of this woofer lies an aluminium voice coil, chosen for its excellent thermal conductivity and lightweight properties, which contribute to the driver's 86 dB sensitivity rating. This ensures efficient power handling and dynamic response, even with modest amplifier power. The technical specifications reveal a carefully engineered design: a total Q factor (Qts) of 0.46, combined with a mechanical Q (Qms) of 2.2 and an electromagnetic Q (Qes) of 0.58, indicates a well-damped driver suitable for both sealed and ported enclosures. With a maximum linear excursion (Xmax) of 4.25 mm and a displacement volume (Vd) of 50.6, this woofer can move significant air while maintaining low distortion. The 6.4 ohm DC resistance (Re) and 0.63 mH voice coil inductance (Le) further refine its electrical behaviour for seamless integration. The CAW 638 is a superb choice for the discerning enthusiast who demands accurate, articulate bass from a compact, high-performance driver.