Bowers & Wilkins CM9 User Manual
Page 44
44
CM7
Technical features
Description
Drive units
Frequency range
Frequency response
Dispersion
Sensitivity
Harmonic distortion
Nominal impedance
Crossover frequencies
Recommended amplifier power
Max. recommended cable impedance
Dimensions
Net weight
Nautilus
™
tube-loaded aluminium dome tweeter
Kevlar
®
brand fibre cone FST midrange
Flowport
™
3-way vented-box system
1x ø25mm (1 in) aluminium dome high-frequency
1x ø130mm (5 in) woven Kevlar
®
FST cone midrange
1x ø165mm (6.5 in) paper/Kevlar
®
cone bass
-6dB at 34Hz and 50kHz
62Hz - 22kHz ±3dB on reference axis
Within 2dB of reference response
Horizontal: over 60
o
arc
Vertical:
over 10
o
arc
88dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 100Hz - 22kHz
<0.5% 150Hz - 20kHz
8
Ω (minimum 3Ω)
350Hz, 4kHz
30W - 150W into 8
Ω on unclipped programme
0.1
Ω
Height: 910mm (35.8 in) (not including feet)
Width:
200mm (7.9 in)
Depth:
300mm (11.8 in) (including grille and terminals)
20kg (44 lb)
6965 CM7 OM Inside iss5.qxd 9/4/08 11:36 Page 44
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