Model
The Box thomann 18-500/8-A
Rating
DIAM
18"
FS(Hz)
40
VAS(l)
208.3
QTS
0.43
PWR(W)
2000
SPL(dB)
96.6
IMP(Ohm)
8x1
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)
40
Vas(l)
208.3
Qts
0.43
Qms
7.6
Qes
0.45
Bl(Tm)
23.8
Mms(gr)
185
Cms(mm/N)
0.09
Rms(kg/s)
6.1
Le(mH)
1.3
Re(Ohm)
5.5
Sd(sq.mm)
127746
Vd(l)
0.703
X-max(mm)
6
X-mech(mm)
11
General Parameters
Diameter (inch)
18
Max Power(W.)
2000
RMS Power(W.)
500
Number of Coils
1
Impedance Z-Nom(Ohm)
8
Reference efficiency η0(%)
2.86
Sensitivity(dB) 1-W
96.6
Sensitivity(dB) 2.8-V
98.2
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
476
Cutout Diameter (mm)
424
Mounting Depth (mm)
188
Magnet Diameter (mm)
228
Optimum Enclosures
Enclosures
Vented, BP6P
