Model
Ground Zero GZHW 18XSPL-D1
Rating
DIAM
18"
FS(Hz)
34.3
VAS(l)
75.2
QTS
0.38
PWR(W)
4000
SPL(dB)
92
IMP(Ohm)
1x2
avb
PROD
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)
34.3
Vas(l)
75.2
Qts
0.381
Qms
6.553
Qes
0.405
Bl(Tm)
23.8
Mms(gr)
607
Cms(mm/N)
0.035
Rms(kg/s)
19.956
Le(mH)
2.37
Re(Ohm)
1.8
Sd(sq.mm)
122350
Vd(l)
5.506
X-max(mm)
45
X-mech(mm)
0
General Parameters
Diameter (inch)
18
Max Power(W.)
4000
RMS Power(W.)
2500
Number of Coils
2
Impedance Z-Nom(Ohm)
1
Reference efficiency η0(%)
0.72
Sensitivity(dB) 1-W
92
Sensitivity(dB) 2.8-V
97.2
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
460
Cutout Diameter (mm)
425
Mounting Depth (mm)
255
Magnet Diameter (mm)
220
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6
