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Cm centre – Bowers & Wilkins CM Center User Manual

Page 43

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CM Centre

Technical features

Nautilus

tube loaded aluminium dome tweeter

Kevlar

®

brand fibre cone bass / midrange

Flowport

Magnetic shielding

Description

2-way vented-box system

Drive units

1x ø25mm (1 in) aluminium dome high-frequency

2x ø130mm (5 in) woven Kevlar

®

cone bass / midrange

Frequency range

-6dB at 45Hz and 50kHz

Frequency response

55Hz - 22kHz ±3dB on reference axis

Dispersion

Within 2dB of reference response

Horizontal: over 20º arc

Vertical:

over 60º arc

Sensitivity

85dB spl (2.83V, 1m)

Harmonic distortion

2nd and 3rd harmonics (90dB, 1m)

<1% 100Hz - 22kHz

Nominal impedance

8

Ω (minimum 4.3Ω)

Crossover frequency

4kHz

Recommended amplifier power

30W - 120W into 8

Ω on unclipped programme

Max. recommended cable impedance

0.1

Dimensions

Height:

166.5mm (6.6 in)

Width:

480mm (18.9 in)

Depth:

275mm (10.8 in) including grille and terminals

Net weight

7.5kg (16.5 lb)