PowerBass XL-1240TD
4Ω
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
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.2
- dB
- Frequency response
- 33 - 450
- Hz
- 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
- 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
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.2
- Ω
- Inductance (1kHz, estimated)
- LE
- 1.13
- mH
- VC Diameter
- 51
- mm
- Force factor
- Bl
- 15.25
- N/A
- Motor constant
- Bl/√RE
- 8.52
- N/√W
- Weight
- 3.97
- kg
- 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
- 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
- Nominal diameter
- 12
- ″
- 305
- mm
- Baffle cutout diameter
- 281
- mm
- Mounting depth
- 97
- mm
- Volume occupied by the driver (estimated)
- 2.4
- L
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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