B&W M-1 BLK

B&W M-1

Technical Features Nautilus™ tube loaded tweeter with aluminium dome
Woven glass fibre cone bass / midrange
Drive units 1x 25mm (1in) aluminium dome high-frequency
1x 100mm (4in) woven glass fibre cone bass / midrange
Frequency range -6dB at 55Hz and 50kHz
Frequency response 64Hz – 23kHz ±3dB on reference axis
Dispersion Within 2dB of reference response
Horizontal: over 60° arc
Vertical: over 10° arc
Sensitivity 85dB spl (2.83V, 1m
Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 120Hz – 30kHz
Nominal impedance 8? (minimum 4.0?)
Crossover frequency 4kHz
Recommended amplifier power 20W – 100W into 8? on unclipped programme
Max. recommended cable impedance 0.1?
Dimensions Height: 248mm (9.8in)
Width: 114mm (4.5in)
Depth: 162mm (6.4in)
Mounted on table stand
Net weight 2.3kg (5lb) including table stand