PowerBass 2XL-1240D

Subwoofer

12″ / 305 mm
Nominal diameter
30 Hz
Resonance
0.4
Q factor
85 dB
Sensitivity
± 13 mm
Linear excursion
900 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
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
84.9
dB
Frequency response
30 - 450
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
30.0
Hz
Mechanical quality factor
QMS
4.89
Electrical quality factor
QES
0.44
Total quality factor
QTS
0.40

Large signal parameters

Maximum linear excursion
xmax
13.0
mm
Air volume displaced at xmax
VD
663
cm³
Power handling
P
450
W
Program power
Pmax
900
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.8
Ω
Inductance (1kHz, in series, estimated)
LE
2.71
mH
VC Diameter
64
mm

Magnet

Force factor (in series)
Bl
23.8
N/A
Motor constant
Bl/√RE
9.13
N/√W
Weight
7.94
kg

Diaphragm

Effective diameter
255
mm
Effective area
SD
510
cm²
Moving mass
MMS
244.6
g
Moving mass (without air load)
MMD
236.4
g
Material
Woven Glass Fiber and Kraft Paper

Suspensions

Stiffness
KMS
6.69
N/mm
Compliance
CMS
150
µm/N
Equivalent volume to the compliance
VAS
55.4
L
Mechanical resistance
RMS
9.43
N·s/m

Dimensions

Nominal diameter
12
305
mm
Baffle cutout diameter
280
mm
Mounting depth
133
mm
Volume occupied by the driver (estimated)
2.4
L

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to PowerBass 2XL-1240D

PowerBass 2XL-1204D Subwoofer
12Subwoofer
fS
28 Hz
SD
510 cm²
25 - 450 Hz
QTS
0.40
xmax
13.0 mm
SPL1W
85 dB
Bl/√RE
9.13
Pmax
900 W