Bowers & Wilkins 683 Speaker User Manual


 
43
684
Technical features
Description
Drive units
Frequency range
Frequency response
Dispersion
Sensitivity
Harmonic distortion
Nominal impedance
Crossover frequency
Recommended amplifier power
Max. r
ecommended 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
(minimum 3.0
)
150Hz, 4kHz
25W - 150W into 8
on unclipped programme
0.1
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