Bowers and Wilkins 804 D4 Diamond Series. For those seeking a timeless aesthetic and the impeccable performance of an 800 Series Diamond speaker, the 804 D4 is the perfect fit. Its curved cabinet, crafted from one piece, boasts improved sound diffusion and minimized cabinet reflections. Additionally, it stands on an aluminum plinth, equipped with a steel constrained layer damper, for sturdy stability. 804 D4 is the leader in the entry-level towers of the 800 diamond range. Upgrade to 803 D4 for larger bass drivers (180mm, 7-in) and a Turbine Head enclosure for the 130mm (5-in) midrange cone, increasing sound spaciousness.
Price posted is for each/one loudspeaker.
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
Flowport
Description 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 units
Frequency 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 – 20kHz
Nominal 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