Hertz Mille MPS 250 S4
2Ω
4Ω
Subwoofer
10″ / 250 mm
Nominal diameter
29 Hz
Resonance
0.48
Q factor
83 dB
Sensitivity
± 16.8 mm
Linear excursion
1000 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.4
- dB
- Frequency response
- 25 - 400
- Hz
- Resonance frequency (free air)
- fS
- 29.0
- Hz
- Mechanical quality factor
- QMS
- 5.60
- Electrical quality factor
- QES
- 0.52
- Total quality factor
- QTS
- 0.48
- Maximum linear excursion
- xmax
- 16.8
- mm
- Maximum excursion before damage
- xlim
- 20.0
- mm
- Air volume displaced at xmax
- VD
- 619
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 1000
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.3
- Ω
- Inductance (1kHz)
- LE
- 3.65
- mH
- VC Diameter
- 38
- mm
- Force factor
- Bl
- 17.3
- N/A
- Motor constant
- Bl/√RE
- 9.52
- N/√W
- Diameter
- 134
- mm
- Height
- 36
- mm
- Material
- Ferrite
- Effective diameter
- 217
- mm
- Effective area
- SD
- 369
- cm²
- Moving mass
- MMS
- 234
- g
- Moving mass (without air load)
- MMD
- 228.7
- g
- Material
- Polypropylene
- Stiffness
- KMS
- 9.09
- N/mm
- Compliance
- CMS
- 110
- µm/N
- Equivalent volume to the compliance
- VAS
- 21.2
- L
- Mechanical resistance
- RMS
- 7.61
- N·s/m
- Nominal diameter
- 10
- ″
- 250
- mm
- Overall diameter
- 275
- mm
- Baffle cutout diameter
- 232
- mm
- Overall depth
- 103
- mm
- Flange thickness
- 20
- mm
- Mounting depth
- 83
- mm
- Volume occupied by the driver (estimated)
- 1.8
- L
- Net weight
- 5.11
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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