Bowers & Wilkins DM601 S3 Owner's Manual page 30

Technical Features
Description
Drive Units
Frequency Range
Frequency Response
Dispersion
Sensitivity
Harmonic Distortion
Nominal Impedance
Crossover Frequency
Recommended Amplifier
Power
Max. Recommended Cable
Impedance
Dimensions
Net Weight
DM601 S3
Nautilus™ tweeter
Kevlar® brand fibre cone bass/midrange
Flowport
2-way vented-box system
1x ø25mm (1 in) alloy dome high-frequency
1x ø165mm (6.5 in) woven Kevlar®
cone bass/midrange
-6dB at 48Hz and 42kHz
60Hz – 22kHz ±3dB on reference axis
Within 2dB of reference response
Horizontal: over 40˚ arc
Vertical: over 10˚ arc
88dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 88Hz – 20kHz
8Ω (minimum 3.0Ω)
4kHz
25W – 100W into 8Ω on
unclipped programme
0.1Ω
Height: 365mm (14.4in)
Width: 204mm (8in)
Depth: 228mm (9in)
6.1 kg (13.4 lb)
DM602 S3
Nautilus™ tweeter
Kevlar® brand fibre cone bass/midrange
Flowport
2-way vented-box system
1x ø25mm (1 in) alloy dome high-frequency
1x ø180mm (7in) woven Kevlar®
cone bass/midrange
-6dB at 40Hz and 42kHz
49Hz – 22kHz ±3dB on reference axis
Within 2dB of reference response
Horizontal: over 40˚ arc
Vertical: over 10˚ arc
90dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 60Hz – 20kHz
8Ω (minimum 3.0Ω)
4kHz
25W – 120W into 8Ω on
unclipped programme
0.1Ω
Height: 490mm (19.3in)
Width: 236mm (9.3in)
Depth: 293mm (11.5in)
10.5 kg (23.1 lb)