Model
Focal 8WM(UTOPIA M)
Rating
DIAM
8"
FS(Hz)
49
VAS(l)
30
QTS
0.9
PWR(W)
200
SPL(dB)
87.3
IMP(Ohm)
4x1
avb
PROD
Thiele-Small Parameters
Fs(Hz)
49
Vas(l)
30
Qts
0.9
Qms
9
Qes
1
Bl(Tm)
4.4
Mms(gr)
23
Cms(mm/N)
0.459
Rms(kg/s)
0.79
Le(mH)
0
Re(Ohm)
2.7
Sd(sq.mm)
21600
Vd(l)
0.119
X-max(mm)
6
X-mech(mm)
0
General Parameters
Diameter (inch)
8
Max Power(W.)
200
RMS Power(W.)
100
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.34
Sensitivity(dB) 1-W
87.3
Sensitivity(dB) 2.8-V
92
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
204
Cutout Diameter (mm)
185
Mounting Depth (mm)
52
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4
