Dayton Audio DMA70-4
Dayton Audio DMA70-4
Model

Dayton Audio DMA70-4

Rating
DIAM
2"
FS(Hz)
113
VAS(l)
0.4
QTS
0.44
PWR(W)
30
SPL(dB)
82.1
IMP(Ohm)
4x1
avb
PROD

Thiele-Small Parameters

Fs(Hz)
113
Vas(l)
0.4
Qts
0.44
Qms
2
Qes
0.56
Bl(Tm)
3.7
Cms(mm/N)
0.71
Rms(kg/s)
0.97
Le(mH)
0.3
Mms(gr)
3
Vd(l)
0.005
Sd(sq.mm)
2290
X-max(mm)
2
X-mech(mm)
0
Re(Ohm)
3.9

General Parameters

Diameter (inch)
2
Max Power(W.)
30
RMS Power(W.)
20
Number of Coils
1
Impedance Z-Nom(Ohm)
4
Reference efficiency η0(%)
0.1
Sensitivity(dB) 1-W
82.1
Sensitivity(dB) 2.8-V
85.3

Mounting Information

Speaker Displacement (l)
0
Total Diameter (mm)
70
Cutout Diameter (mm)
64
Mounting Depth (mm)
38
Magnet Diameter (mm)
0

Optimum Enclosures

Enclosures
Vented, BP6

Speaker response