Prodam 2 x Bowers & Wilkins 683 .
Technical features
683
Nautilus tube-loaded aluminium dome tweeter
Kevlar brand fibre cone FST midrange
Aluminium/paper/Kevlar cone bass driver
Flowport
Description
3-way vented-box system
Drive units
1x 025mm (1 in) aluminium dome high-frequency
1x 0150mm (6 in) woven Kevlar cone FST midrange
2x 0165mm (6.5 in) Aluminium/paper/Kevlar cone bass
Frequency range
-6dB at 30Hz and 50kHz
Frequency response
38Hz - 22kHz +3dB on reference axis
Dispersion
Within 2dB of reference response
Horizontal: over 60° arc
Vertical:
over 10° arc
Sensitivity
90dB spl (2.83V, 1m)
Harmonic distortion
2nd and 3rd harmonics (90dB, 1m)
< 1% 90Hz - 22kHz