KEF Reference 8b Subwoofer

Name: KEF Reference 8b Subwoofer
Brand: Kef
SKU: Reference 8b
Price: 10000.0 CAD
Availability: InStock

Description
About Kef
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Deep, accurate low frequencies form the foundation of any high-performance audio setup. The KEF Reference 8b Subwoofer uses a dual-driver configuration mounted back-to-back to eliminate cabinet resonance and reduce distortion. By firing identical signals in opposite directions, internal mechanical forces cancel each other out completely. This ensures that acoustic energy enters the room cleanly without causing unwanted vibration in the heavy, acoustically inert enclosure.

Cancellation Technology for Pure Bass Response:

Inside the rigid cabinet, two independent 500W Class D amplifiers deliver dedicated power to each 228mm long-throw driver. Having individual amplification for each cone maintains precise voice coil control even at substantial output levels. The result is tight, impact-driven low end that seamlessly complements full-range models across the KEF Reference Series.

Dual Amplification for Precise Control:

Whether playing complex musical recordings or dynamic film soundtracks, active cabinet dampening prevents cabinet colouration from smearing subtle bass details. This performance model is currently instock. Speakers in this calibre require fast, controlled subterranean extension to deliver a believable physical scale in home listening environments.

Force-Cancelling Driver Layout: Eliminates cabinet vibration so you hear clean, distortion-free bass rather than mechanical noise.
Dual 500W Class D Amplification: Supplies dedicated power to both drivers for instantaneous response during sudden dynamic bursts.
Twin 228mm Long-Throw Drivers: Moves significant volumes of air smoothly to recreate realistic sub-bass depth.
Heavily Braced Cabinet: Prevents panel flexing to keep low frequencies tight, accurate, and articulate.

KEF is a British loudspeaker manufacturer that produces a range of high-quality audio products, including home theater speakers, stereo speakers, and headphones. The company was founded in 1961 and is headquartered in Maidstone, Kent, England. KEF is known for its innovative loudspeaker designs, which incorporate advanced materials and technologies to deliver high-quality sound. For example, KEF's Uni-Q driver technology places the tweeter in the center of the midrange cone, resulting in a more coherent and accurate soundstage. The company also uses materials like aluminum, magnesium, and carbon fiber to create rigid and lightweight speaker cones that minimize distortion. KEF offers a range of products to suit different needs and budgets, from its affordable Q Series speakers to its high-end Reference Series. The company's products are also designed to be visually striking, with sleek and modern designs that complement contemporary home decor.

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How many drivers are used in the KEF Reference 8b?

The Reference 8b utilizes four 228 mm (9-inch) low-frequency drivers arranged in a force-cancelling configuration to deliver deep, controlled bass while minimizing cabinet vibration.

Is the Reference 8b a powered subwoofer?

No. The Reference 8b is a passive subwoofer and requires external amplification for operation.

What systems is the Reference 8b designed to complement?

The Reference 8b is specifically engineered to integrate with KEF's Reference Series loudspeakers, providing powerful low-frequency extension while maintaining tonal consistency with the rest of the system.

Modern living room with a large flat-screen TV on a brick wall, orange sofa, and speakers and KEF 8b referene subwoofer.

REFERENCE 8b

For power with accuracy the Reference 8b sub has two 500W Class D amplifiers, each driving a 228mm (9 inch) long-throw, ultra-low distortion driver. These are connected back-to-back in a heavily braced, acoustically inert cabinet. The result is low distortion bass with effortless body and weight.

Dual Force-Cancelling Driver Design

The Reference 8b features four 228 mm (9-inch) drivers arranged in a force-cancelling configuration, helping to reduce cabinet vibration while delivering powerful, controlled low-frequency performance.

A black KEF Reference 8b subwoofer with a front-firing speaker and a large volume knob on the front.

Reference Series Performance

Engineered to complement KEF's Reference Series loudspeakers, the Reference 8b combines high-output bass capability with the precision, control, and refinement expected from a flagship KEF system.

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