Eighteen Sound 12MB710

Subwoofer

12″ / 310 mm
Nominal diameter
46 Hz
Resonance
0.2
Q factor
97 dB
Sensitivity
± 5 mm
Linear excursion
1000 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
97.2
dB
Frequency response
90 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
46.0
Hz
Mechanical quality factor
QMS
10.30
Electrical quality factor
QES
0.20
Total quality factor
QTS
0.20

Large signal parameters

Maximum linear excursion
xmax
5.0
mm
Air volume displaced at xmax
VD
266
cm³
Power handling
P
500
W
Program power
Pmax
1000
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.0
Ω
Inductance (1kHz)
LE
0.79
mH
VC Diameter
75
mm
Winding height
HVC
15
mm
Winding material
Copper

Magnet

Force factor
Bl
20.5
N/A
Motor constant
Bl/√RE
9.17
N/√W
Air gap height
HAG
10
mm
Material
Ferrite

Diaphragm

Effective diameter
260
mm
Effective area
SD
531
cm²
Moving mass
MMS
59
g
Moving mass (without air load)
MMD
50.4
g
Material
Weather protected

Suspensions

Stiffness
KMS
4.93
N/mm
Compliance
CMS
203
µm/N
Equivalent volume to the compliance
VAS
81
L
Mechanical resistance
RMS
1.66
N·s/m

Dimensions

Nominal diameter
12
310
mm
Overall diameter
310
mm
Baffle cutout diameter
283
mm
Overall depth
142
mm
Flange thickness
13
mm
Mounting depth
129
mm
Volume occupied by the driver (estimated)
3.1
L
Net weight
7.8
kg
Eighteen Sound 12MB710 Impedance
Eighteen Sound 12MB710 SPL
Eighteen Sound 12MB710 Dimensions

Export this driver to a simulation software:

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