Model
Rockford Fosgate R1S4-12
Rating
DIAM
12"
FS(Hz)
21.6
VAS(l)
197.2
QTS
0.49
PWR(W)
300
SPL(dB)
87.7
IMP(Ohm)
4x1
avb
PROD
Thiele-Small Parameters
Fs(Hz)
21.6
Vas(l)
197.2
Qts
0.49
Qms
4.76
Qes
0.55
Bl(Tm)
9.6
Mms(gr)
109
Cms(mm/N)
0.497
Rms(kg/s)
3.1
Le(mH)
0
Re(Ohm)
3.4
Sd(sq.mm)
53000
Vd(l)
0.334
X-max(mm)
6
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
300
RMS Power(W.)
150
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0
Sensitivity(dB) 1-W
87.7
Sensitivity(dB) 2.8-V
0
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
0
Cutout Diameter (mm)
278
Mounting Depth (mm)
127
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4
