Model
Rockville W12K9D4
Rating
DIAM
12"
FS(Hz)
44.9
VAS(l)
21.5
QTS
0.85
PWR(W)
4000
SPL(dB)
84.9
IMP(Ohm)
4x2
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)
44.9
Vas(l)
21.5
Qts
0.851
Qms
7.029
Qes
0.968
Bl(Tm)
23.4
Mms(gr)
232
Cms(mm/N)
0.054
Rms(kg/s)
9.294
Le(mH)
5.536
Re(Ohm)
7.7
Sd(sq.mm)
52930
Vd(l)
0
X-max(mm)
0
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
4000
RMS Power(W.)
1000
Number of Coils
2
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.2
Sensitivity(dB) 1-W
84.9
Sensitivity(dB) 2.8-V
84.8
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
0
Cutout Diameter (mm)
283
Mounting Depth (mm)
174
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4
