Bowers & Wilkins 683 - Manual (Page 46)

43
684
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
Nautilus ™ tube-loaded aluminium dome tweeter
Kevlar ® brand fibre cone bass/midrange
Kevlar ® brand fibre cone bass driver
Flowport ™
2.5-way vented-box system
1x ø25mm (1 in) aluminium dome high-frequency
1x ø165mm (6.5 in) woven Kevlar ® cone bass/midrange
1x ø165mm (6.5 in) woven Kevlar ® cone bass
-6dB at 34Hz and 50kHz
44Hz - 22kHz ±3dB on reference axis
Within 2dB of reference response
Horizontal: over 60° arc
Vertical: over 10° arc
90dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 90Hz - 22kHz
<0.5% 120Hz - 20kHz
8 Ω (minimum 3.0Ω)
150Hz, 4kHz
25W - 150W into 8 Ω on unclipped programme
0.1 Ω
Height: 910mm (35.8 in) (not including plinth or feet)
Width: 198mm (7.8 in)
Depth: 300mm (11.8 in) (including grille and terminals)
18.2kg (40.1 lb)
6191 683-684 manual Inside 30/4/07 2:20 pm Page 43