Technical Specifications - Bowers & Wilkins HTM61 Owner's Manual

Technical features
Frequency range
Frequency response
Harmonic distortion
Nominal impedance
Crossover frequency
Recommended amplifier power
Max. recommended cable impedance
HTM61
Nautilus
Kevlar ®
Kevlar ®
Flowport
Magnetic shielding
Description 3-way vented-box system
Drive units 1x ø25mm (1 in) aluminium dome high-frequency
1x ø150mm (6 in) woven Kevlar
1x ø165mm (6.5 in) woven Kevlar
-6dB at 30Hz and 50kHz
38Hz - 22kHz ±3dB on reference axis
Dispersion Within 2dB of reference response
Horizontal: over 20
Vertical:
Sensitivity 90dB spl (2.83V, 1m)
2nd and 3rd harmonics (90dB, 1m)
<1% 90Hz - 22kHz
<0.5% 120Hz - 20kHz
8Ω (minimum 3.0Ω)
350Hz, 4kHz
30W - 150W into 8Ω on unclipped programme
0.1Ω
Dimensions Height: 198mm (7.8 in)
Width:
Depth:
Net weight 15.4kg (34 lb)
™ tube-loaded aluminium dome tweeter
brand fibre cone FST ™
brand fibre cone bass
™
o arc
over 60 o arc
545mm (21.5 in)
339mm (13.4 in)
HTM61
HTM62
midrange
® cone FST ™ midrange
cone bass
®
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