PowerBass XL-840D
4Ω
2x4Ω
Subwoofer
8″ / 203 mm
Nominal diameter
43 Hz
Resonance
0.46
Q factor
83 dB
Sensitivity
± 6 mm
Linear excursion
400 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.1
- dB
- Frequency response
- 43 - 500
- Hz
- Resonance frequency (free air)
- fS
- 43.3
- Hz
- Mechanical quality factor
- QMS
- 3.97
- Electrical quality factor
- QES
- 0.51
- Total quality factor
- QTS
- 0.46
- Maximum linear excursion
- xmax
- 6.0
- mm
- Air volume displaced at xmax
- VD
- 127
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 2 x 4
- Ω
- DC resistance (in series)
- RE
- 6.4
- Ω
- Inductance (1kHz, in series, estimated)
- LE
- 1.37
- mH
- VC Diameter
- 51
- mm
- Force factor (in series)
- Bl
- 16.21
- N/A
- Motor constant
- Bl/√RE
- 6.41
- N/√W
- Weight
- 3.29
- kg
- Effective diameter
- 164
- mm
- Effective area
- SD
- 211
- cm²
- Moving mass
- MMS
- 88.9
- g
- Moving mass (without air load)
- MMD
- 86.7
- g
- Material
- Non Pressed Paper
- Stiffness
- KMS
- 6.58
- N/mm
- Compliance
- CMS
- 152
- µm/N
- Equivalent volume to the compliance
- VAS
- 9.64
- L
- Mechanical resistance
- RMS
- 6.09
- N·s/m
- Nominal diameter
- 8
- ″
- 203
- mm
- Baffle cutout diameter
- 181
- mm
- Mounting depth
- 111
- mm
- Volume occupied by the driver (estimated)
- 0.85
- 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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