User Manual

51
CM7
Technical features Nautilus™ tube loaded aluminium dome tweeter
Kevlar® brand fibre cone FST midrange
Flowport™
Description 3-way vented-box system
Drive units 1x ø25mm (1 in) aluminium dome high-frequency
1x ø130mm (5 in) woven Kevlar® cone FST midrange
1x ø165mm (6.5 in) paper/Kevlar® cone bass
Frequency range -6dB at 34Hz and 50kHz
Frequency response 62Hz - 22kHz ±3dB on reference axis
Dispersion Within 2dB of reference response
Horizontal: over 60º arc
Vertical: over 10º arc
Sensitivity 88dB spl (2.83V, 1m)
Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 100Hz - 22kHz
<0.5% 150Hz - 20kHz
Nominal impedance 8Ω (minimum 3.0Ω)
Crossover frequencies 350Hz, 4kHz
Bass unit 3rd order low pass
Midrange 2nd-order high-pass, 1st order low-pass
Tweeter 1st-order high-pass
Recommended amplifier power 30W - 150W into 8Ω on unclipped programme
Max. recommended
cable impedance 0.1Ω
Dimensions Height: 910mm (35.8 in) not including feet
Width: 200mm (7.9 in)
Depth: 280mm (11 in) cabinet only
300mm (11.8 in) including grille and terminals
Net weight 20kg (44 lb)
7180 CM7_CM9 manual Inside 15/7/08 11:44 Page 51