Model
Ground Zero GZRW 30-D2
Rating
DIAM
12"
FS(Hz)
25.7
VAS(l)
31.2
QTS
0.5
PWR(W)
1200
SPL(dB)
81.7
IMP(Ohm)
2x2
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)
25.7
Vas(l)
31.2
Qts
0.498
Qms
6.4
Qes
0.541
Bl(Tm)
20.5
Mms(gr)
379
Cms(mm/N)
0.101
Rms(kg/s)
9.57
Le(mH)
3.73
Re(Ohm)
3.7
Sd(sq.mm)
46670
Vd(l)
2.334
X-max(mm)
50
X-mech(mm)
0
General Parameters
Diameter (inch)
12
Max Power(W.)
1200
RMS Power(W.)
800
Number of Coils
2
Impedance Z-Nom(Ohm)
2
Reference efficiency η0(%)
0.09
Sensitivity(dB) 1-W
81.7
Sensitivity(dB) 2.8-V
85.1
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
311
Cutout Diameter (mm)
288
Mounting Depth (mm)
166
Magnet Diameter (mm)
170
Optimum Enclosures
Enclosures
Closed, BP4
