Dayton Audio DMA58-4

4Ω
8Ω

Full-range

2″ / 51 mm
Nominal diameter
166 Hz
Resonance
0.46
Q factor
82 dB
Sensitivity
± 2 mm
Linear excursion
30 W
Program Power
Dayton Audio DMA58-4 Full-rangeDayton Audio DMA58-4 Full-range
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply

Available on (affiliate link)

Parts Express
$$

Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
81.8
dB
Frequency response
160 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
166
Hz
Mechanical quality factor
QMS
2.40
Electrical quality factor
QES
0.56
Total quality factor
QTS
0.46

Large signal parameters

Maximum linear excursion
xmax
2.0
mm
Air volume displaced at xmax
VD
2.9
cm³
Power handling
P
15
W
Program power
Pmax
30
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz)
LE
0.2
mH
VC Diameter
25
mm

Magnet

Force factor
Bl
3.7
N/A
Motor constant
Bl/√RE
1.95
N/√W

Diaphragm

Effective diameter
43
mm
Effective area
SD
15
cm²
Moving mass
MMS
2.1
g
Moving mass (without air load)
MMD
2.1
g

Suspensions

Stiffness
KMS
2.22
N/mm
Compliance
CMS
450
µm/N
Equivalent volume to the compliance
VAS
0.142
L
Mechanical resistance
RMS
0.91
N·s/m

Dimensions

Nominal diameter
2
″
51
mm
Impedance
SPL
Dayton Audio DMA58-4 Impedance
Dayton Audio DMA58-4 SPL
Dayton Audio DMA58-4 Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar speaker drivers to Dayton Audio DMA58-4

Dayton Audio DMA58-8 Full-range
Dayton Audio  DMA58-88 Ω
2″Full-range
fS
166 Hz
SD
15 cm²
160 - 20000 Hz
QTS
0.54
xmax
2.0 mm
SPL1W
82 dB
Bl/√RE
1.84
Pmax
30 W