The KEF Reference 8b Subwoofer offers unmatched sound quality with its advanced features.
Perfect for any home theater or music setup, the Reference 8b Subwoofer enhances the overall sound experience.
Twin 9 inches driver 'force-cancelling' subwoofer
Delivering exceptional bass precision and control with zero distortion, Reference 8b is a truly extraordinary subwoofer.
Sound
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.
Specifications
CABINET FINISH
Deep Piano Black
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
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
23LMAXIMUM OUTPUT
110dB (peak sound pressure level at 1m 50Hz)AMPLIFIER TYPE
2 x 500W Class D with switched mode power supply and DSP based control sectionDRIVE UNITS
LF 2 x 225 mm (9in.)POWER REQUIREMENTS
100V - 120V / 220V - 240V ~50/60HzPOWER CONSUMPTION
1000WLINK 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
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