Model
Prv Audio 8MB450-4
Rating
DIAM
8"
FS(Hz)
70
VAS(l)
18.9
QTS
0.9
PWR(W)
450
SPL(dB)
90.3
IMP(Ohm)
4x1
avb
PROD
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)
70
Vas(l)
18.9
Qts
0.9
Qms
24.3
Qes
0.93
Bl(Tm)
5.6
Mms(gr)
20
Cms(mm/N)
0.262
Rms(kg/s)
0.36
Le(mH)
0.38
Re(Ohm)
3.4
Sd(sq.mm)
22700
Vd(l)
0.111
X-max(mm)
5
X-mech(mm)
0
General Parameters
Diameter (inch)
8
Max Power(W.)
450
RMS Power(W.)
225
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.67
Sensitivity(dB) 1-W
90.3
Sensitivity(dB) 2.8-V
94
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
210
Cutout Diameter (mm)
182
Mounting Depth (mm)
92
Magnet Diameter (mm)
117
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6
