Model
Rockford Fosgate T112D4
Rating
DIAM
12"
FS(Hz)
33
VAS(l)
34.8
QTS
0.55
PWR(W)
1200
SPL(dB)
84.8
IMP(Ohm)
4x2
avb
NOPROD
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)
33
Vas(l)
34.8
Qts
0.55
Qms
4.46
Qes
0.63
Bl(Tm)
20.5
Mms(gr)
208
Cms(mm/N)
0.112
Rms(kg/s)
9.54
Le(mH)
0
Re(Ohm)
6.2
Sd(sq.mm)
46806
Vd(l)
0.655
X-max(mm)
14
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
1200
RMS Power(W.)
600
Number of Coils
2
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.19
Sensitivity(dB) 1-W
84.8
Sensitivity(dB) 2.8-V
85.9
Mounting Information
Speaker Displacement (l)
2.26
Total Diameter (mm)
0
Cutout Diameter (mm)
275
Mounting Depth (mm)
0
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4
