Dayton Audio RSS390HO-4 15" Reference HO Subwoofer

The Dayton Audio Reference RSS390HO-4 Subwoofer is a high-performance driver engineered to deliver deep, authoritative bass with exceptional clarity. Whether you are building a dedicated home theatre system, upgrading a car audio installation, or designing a high-fidelity two-channel setup, this subwoofer provides the foundation for a truly immersive low-frequency experience. Its robust construction and advanced engineering make it equally suited to sealed and ported enclosures, offering flexibility for a wide range of applications.

At the heart of this subwoofer lies an aluminium cone diaphragm, chosen for its stiffness and low mass, which ensures precise piston-like movement and minimal distortion even at high output levels. The powerful motor system, featuring a copper voice coil wound on a former, delivers a sensitivity of 92.8 dB and a total Q factor of 0.32, indicating excellent transient response and control. With a peak-to-peak linear excursion yielding a displacement volume of 995.5 cm³, the RSS390HO-4 can move substantial air, producing deep, room-filling bass. The 381 mm nominal diameter and 178 mm mounting depth require a cutout of 355.8 mm, secured by eight mounting holes for a solid installation.

Combining high output with low distortion, this subwoofer is a superb choice for enthusiasts seeking accurate, powerful bass reproduction. Its premium materials and meticulous design ensure reliable performance that elevates any audio system.