B&W - Kolumny - Kolumny XT 8

Woven Kevlar
Crossover Tuning
Nautilus Tapering Tube
Flowport
Mushrooms
FST
Tweeter on Top
Matrix
Rohacell
Diamond Tweeters
Sphere / Tube Enclosure
De-Coupling
Nautilus
Technical features	Free-mounted Nautilus™ tube loaded aluminium dome tweeter
	Kevlar® brand fibre cone FST midrange
	Flowport™
Description	3-way vented-box system
Drive units	1x ø25mm (1 in) aluminium dome high-frequency
	1x ø130mm (5 in) woven Kevlar® cone FST midrange
	2x ø130mm (5 in) Paper/Kevlar® cone bass
Frequency range	-6dB at 34Hz and 50kHz
Frequency response	40Hz - 22kHz ±3dB on reference axis
Dispersion	Within 2dB of reference response
Horizontal:	over 60º arc
Vertical:	over 10º arc
Sensitivity	86dB spl (2.83V, 1m)
Harmonic distortion	2nd and 3rd harmonics (90dB, 1m)
	<1% 120Hz - 20kHz
	<0.5% 200Hz - 20kHz
Nominal impedance	8Ω (minimum 3.18Ω (minimum 3.1Ω)
Crossover frequencies	360Hz, 3.5kHz
Recommended amplifier power	50W - 150W into 8Ω on unclipped programme
Max. recommended cable impedance	0.1Ω
Dimensions
Height:	1155mm (45.5 in) (not including feet)
Width:	154mm (6.1 in) (over cabinet)
	322mm (12.7 in) (over base)
Depth:	200mm (7.9 in) (over cabinet)
	322mm (12.7 in) (over base)
Net weight	24.5kg (54 lb)
Finishes
Cabinet:	Brushed Aluminium, Gloss Black
Grille:	Black cloth