Bowers & Wilkins XTC Owner's Manual And Warranty page 27

Frequency range
Frequency response
Harmonic Distortion
Nominal impedance
Crossover frequencies
Recommended amplifier power
Max. recommended cable
24
XTC
Description 2-way vented-box system
1x ø25mm (1 in) aluminium dome high-frequency
Drive units
2x ø130mm (5 in) woven Kevlar® cone bass/midrange
-6dB at 40Hz and 50KHz
55Hz - 22kHz ±3dB on reference axis
Dispersion Within 2dB of reference response
Horizontal: over 20º arc
Vertical:
Sensitivity 87dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 130Hz - 20kHz
8Ω (minimum 4.0Ω)
4kHz
30W - 150W into 8Ω on unclipped programme
0.1Ω
impedance
Dimensions Height:
Width:
Depth:
Net weight 8kg (17.6 lb)
over 60º arc
152mm (6 in) (cabinet only)
223mm (8.8 in) (on table support)
512mm (20.2 in)
200mm (7.9 in) (without bracket)
212mm (8.4 in) (mounted on wall)