13 WS Be
5’’ Utopia Be® subwoofer
• Compact subwoofer
• W cone
Specifications
75 W
Nominal power
Maximum power
Sensitivity (2.83V/m)
Cone
• Neodymium magnet
• Zamak basket
150 W
87.8 dB
W
• For small closed box
Rubber
4 ohm
3.09 ohm
32 mm
22 mm
Kapton®
2
Surround
Nom. impedance
DC resistance
VC diameter
VC height
Former
1.26 in
0.86 in
Layers
Copper
0.6 mH
8 mm
Wire
Inductance
Xmax
0.31 in
Neodymium
1 T
Magnet
Flux density
Gap height
Net weight
6 mm
0.24 in
0.7 kg
1.54 Ibs
Frequency Response
Parameters
Fs
53.43 Hz
Vas
Qts
Qes
Qms
Re
5.24 I
0.495
0.520
10.09
3.09 ohm
86.59 cm2
3.73E-08 m5/N
237.93 kg/m4
7916.47 ohm.ac
4.97E-04 m/N
17.84 g
Sd
Cas
Mas
Ras
Cms
Mms
Rms
Ces
Les
Res
BI
0.594 kg/s
501.28 mF
17.70 mH
59.96 ohm
5.97 N/A
Mechanical Drawing
SPL
83.71 dB/W/m
Suggested application
Load
V (l)
Fb (Hz)
F-3 (Hz)
96
Ql
Sealed
Sealed
5
-
-
0.707
0.82
3
78
Unit: mm
Focal® is a trademark of Focal-JMlab®
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