Technical features Free-mounted diamond dome tweeter
Nautilus™ tube tweeter loading
Quad magnet tweeter motor
Kevlar® brand fibre cone FST™ midrange
Sphere/tube midrange enclosure
Rohacell® cone bass
Dual magnet bass driver motor
Matrix™ cabinet
Flow
Description Flowport™
Drive units 1x ø25mm (1 in) diamond dome high-frequency
1x ø150mm (6 in) woven Kevlar® cone FST™ midrange
2x ø200mm (8 in) Rohacell® cone bass
Frequency range -6dB at 27Hz and 33kHz
Frequency response 34Hz – 28kHz ±3dB on reference axis
Dispersion Within 2dB of reference response

Horizontal: Horizontal: over 60º arc
Vertical: Vertical: over 10º arc
Sensitivity 90dB spl (2.83V, 1m)
Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 40Hz – 100kHz
<0.5% 70Hz –100kHz
Nominal impedance 8Ω (minimum 3.5Ω)
Crossover frequencies 350Hz, 4kHz
Recommended amplifier power 50W – 500W into 8Ω on unclipped programme
Max. recommended cable impedance 0.1Ω
Height: 1135mm (44.7in) (not including feet)
Width: 368mm (14.5in)
Depth: 563mm (22.2in)
Net weight 72kg (159 lb)
Finishes
Cabinet: Cherrywood
Rosenut
Piano Black
Grille: Black cloth