Model
Focal 40 KX
Rating
DIAM
16"
FS(Hz)
34.6
VAS(l)
64.8
QTS
0.82
PWR(W)
1000
SPL(dB)
92.5
IMP(Ohm)
2x2
avb
NOPROD
Some parameters have a deviation from parameters associated with them. Please, look at the exclamation marks to get advice.
Thiele-Small Parameters
Fs(Hz)
34.6
Vas(l)
64.8
Qts
0.82
Qms
5.3
Qes
0.97
Bl(Tm)
16.7
Mms(gr)
297
Cms(mm/N)
0.071
Rms(kg/s)
12.16
Le(mH)
19.92
Re(Ohm)
4.2
Sd(sq.mm)
80425
Vd(l)
0.885
X-max(mm)
11
X-mech(mm)
0
General Parameters
Diameter (inch)
16
Max Power(W.)
1000
RMS Power(W.)
500
Number of Coils
2
Impedance Z-Nom(Ohm)
2
Reference efficiency η0(%)
0.27
Sensitivity(dB) 1-W
92.5
Sensitivity(dB) 2.8-V
89.1
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
390
Cutout Diameter (mm)
351
Mounting Depth (mm)
206
Magnet Diameter (mm)
198
Optimum Enclosures
Enclosures
Closed, BP4
