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The Best TV Shop Near Doylestown, PA

Piano Black High Gloss REFERENCE 8b Subwoofer

Kef SP3868BC

Quick Specs

  • Type: Speakers
 
Twin 9 inches driver 'force-cancelling' subwoofer

Delivering exceptional bass precision and control with zero distortion, Reference 8b is a truly extraordinary 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.

Weight 34kg (75lbs.)
Dimension H x W x D : 398 x 365 x 429 mm (15.7 x 14.4 x 16.8 in.)
Unit Measurement Pair
Finishes Deep Piano Black
Inputs RCA phono sockets Analog XLR socket Speaker level inputs
Frequency Range Free Field: 18Hz (-6dB)
Frequency Response 24Hz at 90dB output in free-space mode (±3dB)
Net Internal Volume 23L
Maximum Output 110dB (peak sound pressure level at 1m 50Hz)
Amplifier Type 2 x 500 W Class D with switched mode power supply and DSP based control section
Drive Units LF 2 x 225 mm (9in.)
Power Requirements 100V - 120V / 220V - 240V ~50/60Hz
Power Consumption 1000W
Link Out RCA phono socket
Variable Low Pass Filter Variable frequency: 40Hz to 160Hz
Variable slope: 12dB/oct, 18dB/oct, 24dB/oct
LFE mode: 350Hz, 18dB/oct

Quick Specs


  • Appearance

  • Type: Speakers

THE REFERENCE 8b Manual

THE REFERENCE Manual

THE REFERENCE Information Sheet

THE REFERENCE White Paper

THE REFERENCE Brochure

Full Review

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Electronics can be large, heavy and expensive. You probably don't have the special tools or expertise needed to fix them in a crisis. If you can spare a few thousand dollars without batting an eyelash for new electronics should they break tomorrow, don't buy a warranty. But if you're like most of us, protect yourself by purchasing inexpensive extended warranties when you buy a new product and save yourself big money in the long run.