MONACOR SPH-250CTC
Subwoofer
10″ / 258 mm
Nominal diameter
20 Hz
Resonance
0.25
Q factor
87 dB
Sensitivity
± 4.5 mm
Linear excursion
300 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 87.3
- dB
- Frequency response
- 20 - 3500
- Hz
- Resonance frequency (free air)
- fS
- 20.0
- Hz
- Mechanical quality factor
- QMS
- 5.12
- Electrical quality factor
- QES
- 0.26
- Total quality factor
- QTS
- 0.25
- Maximum linear excursion
- xmax
- 4.5
- mm
- Air volume displaced at xmax
- VD
- 154
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 300
- W
- Nominal impedance
- Z
- 2 x 8
- Ω
- DC resistance (in series)
- RE
- 13.6
- Ω
- Inductance (1kHz, in series)
- LE
- 4.0
- mH
- VC Diameter
- 50
- mm
- Winding material
- Kapton
- Force factor (in series)
- Bl
- 19.2
- N/A
- Motor constant
- Bl/√RE
- 5.21
- N/√W
- Diameter
- 145
- mm
- Weight
- 1.2
- kg
- Effective diameter
- 209
- mm
- Effective area
- SD
- 343
- cm²
- Moving mass
- MMS
- 70
- g
- Moving mass (without air load)
- MMD
- 65.4
- g
- Stiffness
- KMS
- 1.02
- N/mm
- Compliance
- CMS
- 980
- µm/N
- Equivalent volume to the compliance
- VAS
- 220
- L
- Mechanical resistance
- RMS
- 1.72
- N·s/m
- Nominal diameter
- 10
- ″
- 258
- mm
- Overall diameter
- 258
- mm
- Baffle cutout diameter
- 232
- mm
- Overall depth
- 123
- mm
- Flange thickness
- 0
- mm
- Mounting depth
- 123
- mm
- Volume occupied by the driver (estimated)
- 1.6
- L
- Net weight
- 3.8
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
Closed Box Simulator·
WinISD
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Hornresp
QSpeakers
SpeakerSim
MfbLabs
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