PowerBass M-1504
4Ω
2x4ΩSubwoofer
15″ / 381 mm
Nominal diameter
23 Hz
Resonance
0.44
Q factor
88 dB
Sensitivity
± 11 mm
Linear excursion
850 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 88.0
- dB
- Frequency response
- 22 - 400
- Hz
- Resonance frequency (free air)
- fS
- 22.5
- Hz
- Mechanical quality factor
- QMS
- 3.81
- Electrical quality factor
- QES
- 0.50
- Total quality factor
- QTS
- 0.44
- Maximum linear excursion
- xmax
- 11.0
- mm
- Air volume displaced at xmax
- VD
- 857
- cm³
- Power handling
- P
- 425
- W
- Program power
- Pmax
- 850
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.2
- Ω
- Inductance (1kHz, estimated)
- LE
- 1.25
- mH
- VC Diameter
- 64
- mm
- Force factor
- Bl
- 14.86
- N/A
- Motor constant
- Bl/√RE
- 8.31
- N/√W
- Weight
- 6.24
- kg
- Effective diameter
- 315
- mm
- Effective area
- SD
- 779
- cm²
- Moving mass
- MMS
- 235.8
- g
- Moving mass (without air load)
- MMD
- 220.3
- g
- Material
- Non Pressed Paper
- Stiffness
- KMS
- 4.74
- N/mm
- Compliance
- CMS
- 211
- µm/N
- Equivalent volume to the compliance
- VAS
- 182
- L
- Mechanical resistance
- RMS
- 8.75
- N·s/m
- Nominal diameter
- 15
- ″
- 381
- mm
- Baffle cutout diameter
- 355
- mm
- Mounting depth
- 165
- mm
- Volume occupied by the driver (estimated)
- 4.3
- 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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