Model
Sundown Audio X 18 V2 D2
Rating
DIAM
18"
FS(Hz)
26.4
VAS(l)
154
QTS
0.4
PWR(W)
3000
SPL(dB)
90
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)
26.4
Vas(l)
154
Qts
0.4
Qms
5.16
Qes
0.43
Bl(Tm)
25.4
Mms(gr)
449
Cms(mm/N)
0.081
Rms(kg/s)
14.434
Le(mH)
2.71
Re(Ohm)
3.8
Sd(sq.mm)
115782
Vd(l)
3.473
X-max(mm)
30
X-mech(mm)
0
General Parameters
Diameter (inch)
18
Max Power(W.)
3000
RMS Power(W.)
1500
Number of Coils
2
Impedance Z-Nom(Ohm)
2
Reference efficiency η0(%)
0
Sensitivity(dB) 1-W
90
Sensitivity(dB) 2.8-V
0
Mounting Information
Speaker Displacement (l)
6.51
Total Diameter (mm)
468
Cutout Diameter (mm)
424
Mounting Depth (mm)
260
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6P
