Scan-Speak Revelator 28W/4878T00 11" Subwoofer

The Scan-Speak Revelator 28W/4878T00 Subwoofer represents the pinnacle of low-frequency engineering, designed to deliver deep, controlled bass that transforms any high-fidelity audio system. As part of the esteemed Revelator series, this subwoofer is the ideal choice for audiophiles and custom loudspeaker builders seeking uncompromising performance in home theatre setups, dedicated music listening rooms, or high-end studio monitors. Its exceptional build quality ensures it integrates seamlessly into both sealed and vented enclosures, providing a foundation of precise, articulate low end that elevates the entire listening experience.

Technically, this subwoofer boasts a resonance frequency of just 18 Hz, enabling it to reproduce the deepest bass notes with authority. The total Q factor of 0.3, combined with a mechanical Q of 5.6 and an electromagnetic Q of 0.32, ensures a tight, well-damped response free from unwanted boominess. A massive 14 mm linear excursion (Xmax) is driven by a 76.2 mm voice coil, while the 4-ohm impedance and 88.2 dB sensitivity (2.83V/1m) allow for efficient power handling. With a maximum power tolerance of 5 watts and an equivalent volume of 127.14 litres, this 279.4 mm driver is a masterpiece of acoustic engineering, delivering the authoritative, distortion-free bass that defines the Revelator legacy.