MD Lab SW-B12E

Subwoofer

12″ / 310 mm
Nominal diameter
44 Hz
Resonance
0.65
Q factor
88 dB
Sensitivity
600 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
87.7
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
43.6
Hz
Mechanical quality factor
QMS
6.54
Electrical quality factor
QES
0.73
Total quality factor
QTS
0.65

Large signal parameters

Power handling
P
200
W
Program power
Pmax
600
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz, estimated)
LE
1.06
mH

Magnet

Force factor
Bl
14.5
N/A
Motor constant
Bl/√RE
7.64
N/√W

Diaphragm

Effective diameter
252
mm
Effective area
SD
498
cm²
Moving mass
MMS
150
g
Moving mass (without air load)
MMD
142
g

Suspensions

Stiffness
KMS
11.11
N/mm
Compliance
CMS
90
µm/N
Equivalent volume to the compliance
VAS
31.6
L
Mechanical resistance
RMS
6.5
N·s/m

Dimensions

Nominal diameter
12
310
mm
Overall diameter
310
mm
Baffle cutout diameter
279
mm
Overall depth
150
mm
Flange thickness
12
mm
Mounting depth
138
mm
Volume occupied by the driver (estimated)
2.6
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimSpeakerbenchSpeakerbench

Similar subwoofers to MD Lab SW-B12E

KICX Z12 Subwoofer
KICX  Z122 x 2 Ω
12Subwoofer
fS
40 Hz
SD
506 cm²
QTS
0.58
SPL1W
88 dB
Bl/√RE
7.81
Pmax
900 W
Hertz HMS 10 B Subwoofer
10Subwoofer
fS
41 Hz
SD
344 cm²
QTS
0.71
xmax
13.5 mm
SPL1W
87 dB
Bl/√RE
4.81
Pmax
500 W
LaVoce SSF102.40 Subwoofer
10Subwoofer
fS
39 Hz
SD
363 cm²
40 - 500 Hz
QTS
0.57
xmax
8.3 mm
SPL1W
88 dB
Bl/√RE
5.41
Pmax
500 W