Model
URAL DECIBEL 18
Rating
DIAM
18"
FS(Hz)
19.6
VAS(l)
270
QTS
0.43
PWR(W)
7000
SPL(dB)
88.2
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)
19.6
Vas(l)
270
Qts
0.43
Qms
4.66
Qes
0.474
Bl(Tm)
15.5
Mms(gr)
478
Cms(mm/N)
0.138
Rms(kg/s)
12.64
Le(mH)
0
Re(Ohm)
1.9
Sd(sq.mm)
117453
Vd(l)
4.816
X-max(mm)
41
X-mech(mm)
0
General Parameters
Diameter (inch)
18
Max Power(W.)
7000
RMS Power(W.)
3500
Number of Coils
2
Impedance Z-Nom(Ohm)
1
Reference efficiency η0(%)
0
Sensitivity(dB) 1-W
88.2
Sensitivity(dB) 2.8-V
0
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
0
Cutout Diameter (mm)
428
Mounting Depth (mm)
275
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4
