Model
Alpine SWG-844
Rating
DIAM
8"
FS(Hz)
34
VAS(l)
33.4
QTS
0.42
PWR(W)
400
SPL(dB)
86.4
IMP(Ohm)
4x1
avb
PROD
Thiele-Small Parameters
Fs(Hz)
34
Vas(l)
33.4
Qts
0.42
Qms
5.1
Qes
0.46
Bl(Tm)
8.5
Mms(gr)
43
Cms(mm/N)
0.505
Rms(kg/s)
1.818
Le(mH)
1.17
Re(Ohm)
3.6
Sd(sq.mm)
21600
Vd(l)
0.173
X-max(mm)
8
X-mech(mm)
0
General Parameters
Diameter (inch)
8
Max Power(W.)
400
RMS Power(W.)
120
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.28
Sensitivity(dB) 1-W
86.4
Sensitivity(dB) 2.8-V
89.9
Mounting Information
Speaker Displacement (l)
1.1
Total Diameter (mm)
200
Cutout Diameter (mm)
183
Mounting Depth (mm)
111
Magnet Diameter (mm)
134
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6