Technical Specifications : CM7

Description 3-way vented box system
Dimensions Height: 910mm (35.8 in) (not including feet)
Width: 200mm (7.9 in)
Depth: 300mm (11.8 in) (including grille and terminals)
Net Weight 20kg (44 lb)
Freq. Response 62Hz - 22kHz ±3dB on reference axis
Freq. Range -6dB at 34Hz and 50kHz
Sensitivity 88dB spl (2.83V, 1m)
Normal Impedance 8 ohms (minimum 3.0 ohms)
Power Handling 30W - 150W into 8 ohms on unclipped programme
Drive Units Unit 1: 1x 25mm (1 in) aluminium dome high-frequency
Unit 2: 1x 130mm (5 in) woven Kevlar® cone FST midrange
Unit 3: 1x 165mm (6.5 in) paper/Kevlar® cone bass
Finish Cabinet: Real wood veneers
Wenge
Maple
Rosenut
Grille: Black or Dark grey cloth
Dispersion Description: Within 2dB of reference response
Horizontal: over 60º arc
Vertical: over 10º arc
Harmonic Distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 100Hz - 22kHz
<0.5% 150Hz - 20kHz
Crossover Frequency 350Hz, 4kHz
Max. Recommended Cable Impedance 0.1 ohms

Bowers & Wilkins 2002