Dayton Audio Max-X MX15-22

Subwoofer

15″ / 392 mm
Nominal diameter
22 Hz
Resonance
0.4
Q factor
87 dB
Sensitivity
± 19 mm
Linear excursion
1600 W
Program Power
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
Sensitivity (1W, 1m, infinite baffle)
SPL1W
87.1
dB
Frequency response
18 - 400
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
21.7
Hz
Mechanical quality factor
QMS
4.27
Electrical quality factor
QES
0.46
Total quality factor
QTS
0.40

Large signal parameters

Maximum linear excursion
xmax
19.0
mm
Air volume displaced at xmax
VD
1558
cm³
Power handling
P
800
W
Program power
Pmax
1600
W

Voice Coil

Nominal impedance
Z
2 x 2
Ω
DC resistance (in series)
RE
4.0
Ω
Inductance (1kHz, in series)
LE
5.51
mH
VC Diameter
64
mm

Magnet

Force factor (in series)
Bl
20.6
N/A
Motor constant
Bl/√RE
10.3
N/√W
Material
Ferrite

Diaphragm

Effective diameter
323
mm
Effective area
SD
820
cm²
Moving mass
MMS
348
g
Moving mass (without air load)
MMD
331.2
g
Material
Paper / Glass Fiber

Suspensions

Stiffness
KMS
6.25
N/mm
Compliance
CMS
160
µm/N
Equivalent volume to the compliance
VAS
146
L
Mechanical resistance
RMS
11.11
N·s/m
Surround material
Rubber

Dimensions

Nominal diameter
15
392
mm
Overall diameter
392
mm
Baffle cutout diameter
356
mm
Overall depth
232
mm
Volume occupied by the driver (estimated)
6.3
L
Frame material
Steel
Dayton Audio MX15-22 Impedance

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