Model
Image Dynamics IDQ12 D4 V.4
Rating
DIAM
12"
FS(Hz)
30.2
VAS(l)
68.8
QTS
0.54
PWR(W)
1500
SPL(dB)
86.8
IMP(Ohm)
4x2
avb
PROD
Thiele-Small Parameters
Fs(Hz)
30.2
Vas(l)
68.8
Qts
0.54
Qms
4.67
Qes
0.61
Bl(Tm)
11.8
Mms(gr)
154
Cms(mm/N)
0.18
Rms(kg/s)
6.272
Le(mH)
0
Re(Ohm)
2.9
Sd(sq.mm)
51945
Vd(l)
1.454
X-max(mm)
28
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
1500
RMS Power(W.)
750
Number of Coils
2
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.3
Sensitivity(dB) 1-W
86.8
Sensitivity(dB) 2.8-V
91.2
Mounting Information
Speaker Displacement (l)
2.832
Total Diameter (mm)
317
Cutout Diameter (mm)
276
Mounting Depth (mm)
150
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4