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803 D4
















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BOWERS AND WILKINS 803 D4
Our most compact headed model brings all the technical advantages of a dedicated midrange enclosure – the Turbine™ Head, with its decoupled midrange cone – to a smaller footprint that’s easily accommodated in any home. 803 D4 may be notably more compact than the 801 D4 or 802 D4, but it still bristles with technical innovation, most obviously in its use of a three-box construction. Its 130mm (5-in) midrange cone is carefully isolated from the impact of its bass cones thanks to its Turbine Head enclosure.
Instead of a conventional loudspeaker box, our cabinets are 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.
Matrix bracing uses interlocking panels to reinforce loudspeaker cabinet walls in all directions internally, reducing resonance and creating a more believable soundstage. The Matrix assembly in 803 D4 is our best yet, ensuring optimum scale, power and intelligibility.
MSRP: $22,500 - PR
Technical features | Diamond tweeter Solid body Tweeter-on-Top Continuum™ cone FST Anti-Resonance plug Biomimetic Suspension Turbine™ Head 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 ø180mm (7in) Aerofoil cone bass units |
Frequency range | 16Hz to 35kHz |
Frequency response | 19Hz to 28kHz (+/-3dB from reference axis) |
Sensitivity | 90dB (on axis at 2.83Vrms at 1m) |
Harmonic distortion | 2nd and 3rd harmonics (90dB,1m on axis) <1% 80Hz – 20kHz <0.3% 100Hz – 20kHz |
Nominal impedance | 8Ω (minimum 3.0Ω) |
Recommended amplifier power | 50W – 500W into 8Ω on unclipped programme |
Max recommended cable impedance | 0.1Ω |
Dimensions | Height: 1165mm (45.9 in) Width: 357mm (14.1 in) Depth: 511mm (20.1 in) |
Net weight | 62.15kg (137 lb) |
Cabinet finishes | Gloss Black White Satin Rosenut Satin Walnut |
Grille finishes | Black Grey Black Grey |