683 S2 Speaker

The largest speaker in the 600 Series. This floorstander is ideal for audiophile stereo and home theatre applications in larger rooms, delivering serious performance and amazing value.

Click here to download the brochure.
Click here to download info sheet.



Technical features

Decoupled Double Dome aluminium tweeter with Nautilus™ tube loading
Kevlar® brand fibre cone FST™ midrange driver Dual-layer aluminium cone bass driver Flowport™

3-way vented-box system

Drive units

  • 1x ø25mm (1 in) aluminium dome high-frequency
  • 1x ø150mm (6 in) woven Kevlar® cone FST™ midrange
  • 2x ø165mm (6.5 in) aluminium cone bass

Frequency range
-6dB at 30Hz and 50kHz

Frequency response
52Hz – 22kHz ±3dB on reference axis


  • Within 2dB of reference response
  • Horizontal: over 60º arc
  • Vertical: over 10º arc

89dB spl (2.83V, 1m)

Harmonic distortion

  • 2nd and 3rd harmonics (90dB, 1m)
  • <1% 95Hz – 22kHz
  • <0.5% 120Hz – 20kHz

Nominal impedance
8V (minimum 3.0V)

Crossover frequency
400Hz, 4kHz

Recommended amplifier power
25W – 200W into 8V on unclipped programme

Max. recommended cable impedance

Height: 985mm (38.8 in) cabinet only, 1020mm (40.2 in) including plinth but not feet
Width: 190mm (7.5 in) cabinet only, 320mm (12.6 in) over plinth
Depth: 364mm (14.3 in) cabinet, grille and terminals only, 370mm (14.6 in) over plinth

Net Weight
27.2kg (59.7 lb)

Share This