BOWERS & WILKINS 804D3

Technical specifications :
Diamond dome tweeter
FST-Continuum membrane
Anti-resonance plug
Bass chassis with Aerofoil membrane
FlowPort
Optimized matrix
Ultra-stable high-frequency housing
Tweeter on top
Description 3-way bass reflex system
Chassis 1 × 25 mm diamond dome tweeter
1 × 130 mm FST Continuum Membrane Midrange
2 × 165mm Aerofoil woofers
Frequency range 20 Hz to 35 kHz
frequency response
( /- 3dB from the reference) 24 Hz to 28 kHz
sensitivity
(1 m on the axis at 2.83 V RMS) 89dB
Harmonic distortion
2nd and 3rd harmonic (90 dB, 1 m on the axis)
<1% 70 Hz – 20 kHz <0.3% 120 Hz – 20 kHz Impedance (nominal) 8 ohms (minimum 3.0 ohms) Recommended power (amplifier) ??50 – 200 W to 8 ohms (undistorted) Max. Recommended cable impedance 0.1 ohms