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54
CT8 DS
Description 3-way monopole/2-way dipole selectable
closed-box surround system
Drive Units 1x Ø32mm (1
1
/
4
in) metal dome high-frequency
6x Ø100mm (4 in) midrange/high-frequency
1x Ø150mm (6 in) woven Kevlar® cone FST™ midrange
2x Ø250mm (10 in) Rohacell® cone bass
Frequency Range -6dB at 26Hz and 40kHz (monopole mode)
-6dB at 26Hz and 22kHz (dipole mode)
Frequency Response 31Hz – 22kHz ±3dB on reference axis (monopole mode)
31Hz – 18kHz ±3dB power averaged over front hemisphere
(dipole mode)
Dispersion Monopole mode: Within 2dB of reference response
Horizontal: over 60° arc
Vertical: over 10° arc
Dipole mode: horizontal figure of eight
Effective null zone ±30° (250Hz – 18kHz)
Sensitivity 93dB spl (2.83V, 1m) (mf/hf)
Harmonic Distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 45Hz – 20kHz
Nominal Impedance 8Ω (minimum 4Ω)
Crossover Frequency 300Hz and 4kHz (monopole mode)
300Hz (dipole mode)
Recommended Amplifier Power 500W – 1000W into 8Ω on unclipped programme
Max Recommended 0.1Ω
Cable Impedance
Dimensions Height: 1100mm (43.3 in) (without spike feet)
Width: 325mm (12.8 in)
Depth: 250mm (9.85 in)
Weight 75kg (165 lb)
7106 CT800 manual Inside 30/9/08 9:45 Page 54
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