Model
Dayton Audio ND140-4
Rating
DIAM
5"
FS(Hz)
59.2
VAS(l)
7.2
QTS
0.63
PWR(W)
80
SPL(dB)
85
IMP(Ohm)
4x1
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)
59.2
Vas(l)
7.2
Qts
0.63
Qms
5.35
Qes
0.72
Bl(Tm)
3.9
Mms(gr)
10
Cms(mm/N)
0.71
Rms(kg/s)
0.7
Le(mH)
0.79
Re(Ohm)
3.7
Sd(sq.mm)
8660
Vd(l)
0.035
X-max(mm)
4
X-mech(mm)
0
General Parameters
Diameter (inch)
5
Max Power(W.)
80
RMS Power(W.)
40
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.2
Sensitivity(dB) 1-W
85
Sensitivity(dB) 2.8-V
88.4
Mounting Information
Speaker Displacement (l)
1.416
Total Diameter (mm)
155
Cutout Diameter (mm)
120
Mounting Depth (mm)
63
Magnet Diameter (mm)
42
Optimum Enclosures
Enclosures
Closed, Vented, BP4, BP6P
