Bowers & Wilkins 804 - Manual (Page 31)

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Nautilus TM 804 Nautilus TM 803
Technical Features
Description
Drive units
Frequency range
Frequency response
Dispersion
Sensitivity
Harmonic distortion
Nominal impedance
Crossover frequencies
Power handling
Max. recommended
cable impedance
Dimensions
Net Weight
Nautilus TM tweeter
Kevlar ® brand fibre cone FST drive unit
Matrix cabinet
Flowport
3-way vented-box system
1x ø25mm (1 in) metal dome high-frequency
1x ø150mm (6in) woven Kevlar ® cone FST midrange
2x ø180mm (7 in) paper/Kevlar ® cone bass
-6dB at 28Hz and 30kHz
-3dB at 35Hz and 22kHz
42Hz - 20kHz ±2dB on reference axis
Within 2dB of response on reference axis
Horizontal: over 60º arc
Vertical: over 10º arc
90dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1.0% 50Hz - 20kHz
<0.5% 100Hz - 18kHz
8 Ω (minimum 3.0Ω)
350Hz and 4kHz
50W – 250W into 8 Ω on unclipped programme
0.1 Ω
Height: 1064mm (41.9 in)
Width: 285mm (11.2 in)
Depth: 431mm (17.0 in)
30.0kg (66 lb)
Nautilus TM tweeter
Kevlar ® brand fibre cone FST drive unit
Matrix cabinet
Flowport
3-way vented-box system
1x ø25mm (1 in) metal dome high-frequency
1x ø150mm (6in) woven Kevlar ® cone FST midrange
2x ø165mm (6.5 in) paper/Kevlar ® cone bass
-6dB at 30Hz and 30kHz
-3dB at 38Hz and 22kHz
45Hz - 20kHz ±2dB on reference axis
Within 2dB of response on reference axis
Horizontal: over 60º arc
Vertical: over 10º arc
89dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1.0% 70Hz - 20kHz
<0.5% 150Hz - 18kHz
8 Ω (minimum 3.0Ω)
350Hz and 4kHz
50W – 200W into 8 Ω on unclipped programme
0.1 Ω
Height: 1015mm (40.0 in)
Width: 238mm (9.4 in)
Depth: 344mm (13.5 in)
24.0kg (53 lb)