Model
APS Audio S122 MILLENIUM 12
Rating
DIAM
12"
FS(Hz)
49.2
VAS(l)
15.5
QTS
0.8
PWR(W)
2000
SPL(dB)
84.9
IMP(Ohm)
2x2
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)
49.2
Vas(l)
15.5
Qts
0.795
Qms
6.509
Qes
0.906
Bl(Tm)
12
Mms(gr)
214
Cms(mm/N)
0.049
Rms(kg/s)
10.145
Le(mH)
0
Re(Ohm)
4
Sd(sq.mm)
47227
Vd(l)
0
X-max(mm)
0
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
2000
RMS Power(W.)
1000
Number of Coils
2
Impedance Z-Nom(Ohm)
2
Reference efficiency η0(%)
0.2
Sensitivity(dB) 1-W
84.9
Sensitivity(dB) 2.8-V
87.9
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
322
Cutout Diameter (mm)
290
Mounting Depth (mm)
156
Magnet Diameter (mm)
175
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6