Model
Dynavox LY401F
Rating
DIAM
4"
FS(Hz)
53.5
VAS(l)
6.5
QTS
0.26
PWR(W)
40
SPL(dB)
87.3
IMP(Ohm)
6x1
avb
PROD
Thiele-Small Parameters
Fs(Hz)
53.5
Vas(l)
6.5
Qts
0.26
Qms
3.34
Qes
0.282
Bl(Tm)
5.3
Mms(gr)
6
Cms(mm/N)
1.562
Rms(kg/s)
0.57
Le(mH)
0.55
Re(Ohm)
4.5
Sd(sq.mm)
5408
Vd(l)
0.009
X-max(mm)
2
X-mech(mm)
0
General Parameters
Diameter (inch)
4
Max Power(W.)
40
RMS Power(W.)
20
Number of Coils
1
Impedance Z-Nom(Ohm)
6
Reference efficiency η0(%)
0.34
Sensitivity(dB) 1-W
87.3
Sensitivity(dB) 2.8-V
89.8
Mounting Information
Speaker Displacement (l)
0
Total Diameter (mm)
125
Cutout Diameter (mm)
95
Mounting Depth (mm)
54
Magnet Diameter (mm)
85
Optimum Enclosures
Enclosures
Vented, BP6