Bower & Wilkins 804 D4 Floor-standing Loudspeaker
Bower & Wilkins 804 D4 Floor-standing Loudspeaker
For listeners who crave the performance of an 800 Series Diamond™ floorstander but prefer a more conventional aesthetic, the 804 D4 is a perfect choice. Its new cabinet and plinth make it our best-performing 804 yet.
Aluminium top-plate
Every stereo model in the new 800 Series Diamond range has a significantly upgraded cabinet with an all-new aluminium top-plate. This also provides a perfect mounting point for all-new Leather by Connolly trim, with luxurious black leather for dark cabinets and light grey for lighter finishes.
Reverse Wrap cabinet
Instead of a conventional loudspeaker box, the cabinet in 804 D4 is made from a continuous curved section of wood, with the drive units mounted at the heart of the curvature. This stiffer, more inert structure resists mechanical resonances far better and also ensures better dispersion of sound.
Aluminium plinth
A great speaker needs a rock-solid foundation. The new 804 D4 uses a downwards-firing Flowport exiting on to a solid aluminium plinth complete with a steel constrained layer damping sheet, which controls unwanted resonance. It also has greatly upgraded spikes for maximum stability and durability.
Get a Head
804 D4 is the entry-level floor-standing model in the 800 Series Diamond range. Step up to 803 D4 and you’ll find larger bass drivers (180mm, 7-in) plus, crucially, the addition of a Turbine™ Head enclosure for the 130mm (5-in) midrange cone, which adds even more spaciousness to the sound
Specifications
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Size & weight
Dimensions Height: 1071mm (42.2 in)
Width: 306mm (12 in)
Depth: 391mm (15.4 in)Net weight 36.85kg (81.2 lb) Technical details
Technical features Diamond tweeter
Solid body Tweeter-on-Top
Continuum™ cone FST
Anti-Resonance plug
Biomimetic Suspension
Matrix™
Aerofoil™ cone bass units
FlowportDescription 3-way vented-box system Drive units 1x ø25mm (1in) Diamond dome high-frequency
1x ø130mm (5in) Continuum cone FST midrange
2x ø165mm (6.5in) Aerofoil cone bass unitsFrequency range 20Hz to 35kHz Frequency response 24Hz to 28kHz (+/-3dB from reference axis) Sensitivity 89dB (on axis at 2.83Vrms at 1m) Harmonic distortion 2nd and 3rd harmonics (90dB,1m on axis)
<1% 90Hz – 20kHz
<0.3% 120Hz – 20kHzNominal impedance 8Ω (minimum 3.0Ω) Recommended amplifier power 50W – 200W into 8Ω on unclipped programme Max recommended cable impedance 0.1Ω Finishes
Cabinet finishes Gloss Black
White
Satin Rosenut
Satin WalnutGrille finishes Black
Grey
Black
Grey
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Opening Times
MONDAY | Closed |
---|---|
TUESDAY | 9.30am till 5.30pm |
WEDNESDAY | 9.30am till 5.30pm |
THURSDAY | 9.30am till 5.30pm |
FRIDAY | 9.30am till 5.30pm |
SATURDAY | 9.30am till 5.30pm |
SUNDAY | Closed |
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