Bowers & Wilkins 4 Portable Speaker User Manual


 
32
FPM5
FPM6
Technical features
Description
Drive unit
Frequency range
Frequency response
Dispersion
Sensitivity
Harmonic distortion
Nominal impedance
Crossover frequencies
Power handling
Max. recommended
cable impedance
Dimensions
Net Weight
Nautilus
TM
tweeter
Kevlar
®
cone bass/midrange
Flowport
2
1
/
2
-way vented-box system
1x 25mm (1in) alloy dome high-frequency
2x 110mm (4in) Kevlar
®
cone bass/midrange
-6dB at 62Hz and 42kHz
69Hz - 22kHz ±3dB on reference axis
Within 2dB of response on reference axis
Horizontal: over 40° arc
Vertical: over 10° arc
88dB spl (2.83V, 1m)
2nd & 3rd harmonics (88dB,1m)
<1% 100Hz - 20kHz
<0.5% 200Hz - 10kHz
8(minimum 4)
180Hz, 3.7kHz
25W-120W into 8on unclipped programme
0.1
Height: 665mm (26.2 in)
Width: 170mm (6.7 in)
Depth: 102mm (4 in)
including wall plate
5.5kg (12 lb)
Nautilus
TM
tweeter
Kevlar
®
cone bass/midrange
Flowport
2
1
/
2
-way vented-box system
1x 25mm (1in) alloy dome high-frequency
2x 130mm (5in) Kevlar
®
cone bass/midrange
-6dB at 55Hz and 42kHz
65Hz - 22kHz ±3dB on reference axis
Within 2dB of response on reference axis
Horizontal: over 40° arc
Vertical: over 10° arc
88dB spl (2.83V, 1m)
2nd & 3rd harmonics (88dB, 1m)
<1% 100Hz - 20kHz
<0.5% 200Hz - 10kHz
8(minimum 3.5)
180Hz, 4.8kHz
25W-150W into 8on unclipped programme
0.1
Height: 794mm (31.3 in)
Width: 195mm (7.7 in)
Depth: 111mm (4.4 in)
including wall plate
6.8kg (15 lb)