Model
Vifa M21WO39-08
Rating
DIAM
8"
FS(Hz)
28
VAS(l)
105
QTS
0.3
PWR(W)
160
SPL(dB)
90
IMP(Ohm)
8x1
avb
NOPROD
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)
28
Vas(l)
105
Qts
0.3
Qms
2
Qes
0.35
Bl(Tm)
8.2
Mms(gr)
23
Cms(mm/N)
1.405
Rms(kg/s)
2.05
Le(mH)
1
Re(Ohm)
5.5
Sd(sq.mm)
23500
Vd(l)
0
X-max(mm)
0
X-mech(mm)
0
General Parameters
Diameter (inch)
8
Max Power(W.)
160
RMS Power(W.)
80
Number of Coils
1
Impedance Z-Nom(Ohm)
8
Reference efficiency η0(%)
0.63
Sensitivity(dB) 1-W
90
Sensitivity(dB) 2.8-V
90
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
215
Cutout Diameter (mm)
187
Mounting Depth (mm)
82
Magnet Diameter (mm)
110
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6P
