KEF Reference 8B Subwoofer

$9,999.99

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  • Design: Force Cancelled closed box
  • LF Drive Unit: 2 x 225mm(9in.)
  • Frequency range at 90dB output in free-space mode(-6dB): 18Hz
  • Amplifier: 2 x 500 W Class D with switched mode power supply and DSP based control section
  • Maximum output (peak sound pressure level at 1m 50Hz): 110dB
  • Dimensions (H x W x D): 398 x 365 x 429 mm

    (15.7 x 14.4 x 16.8 in.)

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Product Description

REFERENCE 8b

To experience the full impact of dramatic on-screen effects, bass definition and control are as important as extension. For power with accuracy, REFERENCE 8b sub boasts two 500W Class D amps, each driving a 228mm (9 inch) long-throw, ultra-low distortion driver, connected back-to-back in the heavily braced, acoustically inert cabinet. Only a truly great subwoofer could do justice to THE REFERENCE standards of home theatre, and it does.

DESIGN Force cancelled closed box
DRIVE UNITS LF 2 x 225 mm (9in.)
FREQUENCY RANGE Free Field: 18Hz (-6dB)
FREQUENCY RESPONSE 24Hz at 90dB output in free-space mode (±3dB)
MAXIMUM OUTPUT 110dB (peak sound pressure level at 1m 50Hz)
INPUTS RCA phono sockets

Analog XLR socket

Speaker level inputs

AMPLIFIER TYPE 2 x 500 W Class D with switched mode power supply and DSP based control section
VARIABLE LOW PASS FILTER Variable frequency: 40Hz to 160Hz

Variable slope: 12dB/oct, 18dB/oct, 24dB/oct

LFE mode: 350Hz, 18dB/oct

LINK OUT RCA phono socket
NET INTERNAL VOLUME 23L
POWER REQUIREMENTS 100V – 120V / 220V – 240V ~50/60Hz
POWER CONSUMPTION 1000W
DIMENSIONS H x W x D : 398 x 365 x 429 mm (15.7 x 14.4 x 16.8 in.)
WEIGHT 35kg (77.2lbs.)
UNIT MEASUREMENT Pair
FINISHES Deep Piano Black