MONACOR SP-8/150PRO
Subwoofer
8″ / 210 mm
Nominal diameter
56 Hz
Resonance
0.32
Q factor
91 dB
Sensitivity
± 6 mm
Linear excursion
300 W
Program Power
![MONACOR SP-8/150PRO Subwoofer](/MONACOR/SP-8-150PRO/MONACOR_SP-8-150PRO_(Photo).jpg)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 91.0
- dB
- Frequency response
- 56 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 56.0
- Hz
- Mechanical quality factor
- QMS
- 1.52
- Electrical quality factor
- QES
- 0.41
- Total quality factor
- QTS
- 0.32
- Maximum linear excursion
- xmax
- 6.0
- mm
- Air volume displaced at xmax
- VD
- 128
- cm³
- Power handling
- P
- 150
- W
- Program power
- Pmax
- 300
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.2
- Ω
- Inductance (1kHz)
- LE
- 2.0
- mH
- VC Diameter
- 50
- mm
- Winding material
- Aluminium
- Force factor
- Bl
- 11.96
- N/A
- Motor constant
- Bl/√RE
- 4.46
- N/√W
- Diameter
- 120
- mm
- Weight
- 0.85
- kg
- Effective diameter
- 165
- mm
- Effective area
- SD
- 213
- cm²
- Moving mass
- MMS
- 22.8
- g
- Moving mass (without air load)
- MMD
- 20.5
- g
- Stiffness
- KMS
- 2.86
- N/mm
- Compliance
- CMS
- 350
- µm/N
- Equivalent volume to the compliance
- VAS
- 22
- L
- Mechanical resistance
- RMS
- 5.28
- N·s/m
- Nominal diameter
- 8
- ″
- 210
- mm
- Overall diameter
- 210
- mm
- Baffle cutout diameter
- 185
- mm
- Overall depth
- 100
- mm
- Flange thickness
- 10
- mm
- Mounting depth
- 90
- mm
- Volume occupied by the driver (estimated)
- 0.94
- L
- Net weight
- 2.52
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![MONACOR SP-8/150PRO SPL & Impedance](/MONACOR/SP-8-150PRO/MONACOR_SP-8-150PRO_(Frequency_response_+_Impedance).png)
![MONACOR SP-8/150PRO Dimensions](/MONACOR/SP-8-150PRO/MONACOR_SP-8-150PRO_(Dimensions).png)
Export this driver to a simulation software:
![WinISD](/images/export/WinISD.png)
![Basta!](/images/export/Basta.png)
![Hornresp](/images/export/Hornresp.png)
![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)