Model
Goldwood Sound GW-S650/4
Rating
DIAM
7"
FS(Hz)
55
VAS(l)
15.7
QTS
0.71
PWR(W)
170
SPL(dB)
86.6
IMP(Ohm)
4x1
avb
PROD
Thiele-Small Parameters
Fs(Hz)
55
Vas(l)
15.7
Qts
0.707
Qms
3.793
Qes
0.869
Bl(Tm)
4.6
Mms(gr)
15
Cms(mm/N)
0.575
Rms(kg/s)
1.33
Le(mH)
0.3
Re(Ohm)
3.7
Sd(sq.mm)
13966
Vd(l)
0.035
X-max(mm)
3
X-mech(mm)
0
General Parameters
Diameter (inch)
7
Max Power(W.)
170
RMS Power(W.)
80
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.29
Sensitivity(dB) 1-W
86.6
Sensitivity(dB) 2.8-V
89.9
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
178
Cutout Diameter (mm)
149
Mounting Depth (mm)
73
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6
