PowerBass XL-1240TD

2x4Ω

Shallow Subwoofer

12″ / 305 mm
Nominal diameter
33 Hz
Resonance
0.53
Q factor
86 dB
Sensitivity
± 7.5 mm
Linear excursion
800 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
86.2
dB
Frequency response
33 - 450
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
33.0
Hz
Mechanical quality factor
QMS
4.46
Electrical quality factor
QES
0.60
Total quality factor
QTS
0.53

Large signal parameters

Maximum linear excursion
xmax
7.5
mm
Air volume displaced at xmax
VD
383
cm³
Power handling
P
400
W
Program power
Pmax
800
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz, estimated)
LE
1.13
mH
VC Diameter
51
mm

Magnet

Force factor
Bl
15.25
N/A
Motor constant
Bl/√RE
8.52
N/√W
Weight
3.97
kg

Diaphragm

Effective diameter
255
mm
Effective area
SD
511
cm²
Moving mass
MMS
202.1
g
Moving mass (without air load)
MMD
193.9
g
Material
Injection Polypropylene

Suspensions

Stiffness
KMS
10.19
N/mm
Compliance
CMS
98
µm/N
Equivalent volume to the compliance
VAS
42.4
L
Mechanical resistance
RMS
9.4
N·s/m

Dimensions

Nominal diameter
12
305
mm
Baffle cutout diameter
281
mm
Mounting depth
97
mm
Volume occupied by the driver (estimated)
2.4
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to PowerBass XL-1240TD

PowerBass XL-1240T Shallow Subwoofer
12Shallow Subwoofer
fS
33 Hz
SD
511 cm²
33 - 450 Hz
QTS
0.53
xmax
7.5 mm
SPL1W
86 dB
Bl/√RE
8.52
Pmax
800 W
Pride M6.12 D2 Subwoofer
12Subwoofer
fS
34 Hz
SD
507 cm²
QTS
0.56
xmax
15.0 mm
SPL1W
86 dB
Bl/√RE
8.31
Pmax
1200 W
Pride M6.12 S1 Subwoofer
12Subwoofer
fS
35 Hz
SD
507 cm²
QTS
0.58
xmax
15.0 mm
SPL1W
86 dB
Bl/√RE
8.4
Pmax
1200 W