Model
FU Audio FU1250-18
Rating
DIAM
18"
FS(Hz)
28
VAS(l)
156
QTS
0.71
PWR(W)
2500
SPL(dB)
87.9
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)
28
Vas(l)
156
Qts
0.707
Qms
4.5
Qes
0.84
Bl(Tm)
25.2
Mms(gr)
521
Cms(mm/N)
0.062
Rms(kg/s)
20.37
Le(mH)
3.72
Re(Ohm)
4
Sd(sq.mm)
133195
Vd(l)
3.996
X-max(mm)
30
X-mech(mm)
0
General Parameters
Diameter (inch)
18
Max Power(W.)
2500
RMS Power(W.)
1250
Number of Coils
2
Impedance Z-Nom(Ohm)
2
Reference efficiency η0(%)
0.39
Sensitivity(dB) 1-W
87.9
Sensitivity(dB) 2.8-V
91
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
470
Cutout Diameter (mm)
425
Mounting Depth (mm)
286
Magnet Diameter (mm)
0
Optimum Enclosures
Enclosures
Closed, BP4
