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Bowers & Wilkins 683 User Manual

Page 47

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44

683

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 FST

midrange

Aluminium/paper/Kevlar

®

cone bass driver

Flowport

3-way vented-box system

1x ø25mm (1 in) aluminium dome high-frequency

1x ø150mm (6 in) woven Kevlar

®

cone FST

midrange

2x ø165mm (6.5 in) Aluminium/paper/Kevlar

®

cone bass

-6dB at 30Hz and 50kHz

38Hz - 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)

350Hz, 4kHz

25W - 200W into 8

Ω on unclipped programme

0.1

Height: 985mm (38.8 in) (not including plinth or feet)

Width:

198mm (7.8 in)

Depth:

340mm (13.4 in) (including grille and terminals)

26kg (57.3 lb)

6191 683-684 manual Inside 30/4/07 2:20 pm Page 44

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