Model
Rockford Fosgate SP-812
Rating
DIAM
12"
FS(Hz)
34
VAS(l)
146
QTS
0.65
PWR(W)
0
SPL(dB)
90.2
IMP(Ohm)
8x1
avb
NOPROD
Parameter Thiele–Small
Fs(Hz)
34
Vas(l)
146
Qts
0.65
Qms
2.9
Qes
0.84
Bl(Tm)
10.4
Mms(gr)
64
Cms(mm/N)
0.34
Rms(kg/s)
4.74
Le(mH)
1.02
Re(Ohm)
6.7
Sd(sq.mm)
54500
Vd(l)
0.332
X-max(mm)
6
X-mech(mm)
0
Parameter Umum
Diameter (inch)
12
Daya Maksimum (W)
0
Daya RMS (W)
100
Jumlah Coil
1
Impedansi Z-Nom (Ohm)
8
Efisiensi referensi η0(%)
0.66
Sensitivitas (dB) 1-W
90.2
Sensitivitas (dB) 2.8-V
91
Informasi Pemasangan
Speaker Displacement (l)
0
Diameter Total (mm)
308
Diameter Cutout (mm)
279
Kedalaman Pemasangan (mm)
126
Diameter Magnet (mm)
133
Enclosure Optimum
Enclosure
Closed, BP4
