Model
DD Audio 9912A ESP D2
Rating
DIAM
12"
FS(Hz)
37
VAS(l)
26.1
QTS
0.47
PWR(W)
10000
SPL(dB)
85.9
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)
37
Vas(l)
26.1
Qts
0.466
Qms
4.1
Qes
0.526
Bl(Tm)
25.8
Mms(gr)
377
Cms(mm/N)
0.049
Rms(kg/s)
21.38
Le(mH)
0
Re(Ohm)
4
Sd(sq.mm)
61331
Vd(l)
1.349
X-max(mm)
22
X-mech(mm)
101
General Parameters
Diameter (inch)
12
Max Power(W.)
10000
RMS Power(W.)
2500
Number of Coils
2
Impedance Z-Nom(Ohm)
2
Reference efficiency η0(%)
0.24
Sensitivity(dB) 1-W
85.9
Sensitivity(dB) 2.8-V
88.9
Mounting Information
Speaker Displacement (l)
9.34
Total Diameter (mm)
330
Cutout Diameter (mm)
310
Mounting Depth (mm)
246
Magnet Diameter (mm)
262
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6P
