MONACOR SPH-30X/8SW
4Ω
8Ω
Full-range
3″ / 81 mm
Nominal diameter
105 Hz
Resonance
0.42
Q factor
86 dB
Sensitivity
± 2 mm
Linear excursion
50 W
Program Power
![MONACOR SPH-30X/8SW Full-range](/MONACOR/SPH-30X-8SW/MONACOR_SPH-30X-8SW_(Photo_1).jpg)
![MONACOR SPH-30X/8SW Full-range](/MONACOR/SPH-30X-8SW/MONACOR_SPH-30X-8SW_(Photo_2).jpg)
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.0
- dB
- Frequency response
- 105 - 17000
- Hz
- Resonance frequency (free air)
- fS
- 105
- Hz
- Mechanical quality factor
- QMS
- 8.59
- Electrical quality factor
- QES
- 0.49
- Total quality factor
- QTS
- 0.42
- Maximum linear excursion
- xmax
- 2.0
- mm
- Air volume displaced at xmax
- VD
- 6.0
- cm³
- Power handling
- P
- 20
- W
- Program power
- Pmax
- 50
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.7
- Ω
- Inductance (1kHz)
- LE
- 0.5
- mH
- VC Diameter
- 21
- mm
- Winding material
- Kapton
- Force factor
- Bl
- 4.48
- N/A
- Motor constant
- Bl/√RE
- 1.88
- N/√W
- Effective diameter
- 62
- mm
- Effective area
- SD
- 30
- cm²
- Moving mass
- MMS
- 2.7
- g
- Moving mass (without air load)
- MMD
- 2.5
- g
- Stiffness
- KMS
- 1.11
- N/mm
- Compliance
- CMS
- 900
- µm/N
- Equivalent volume to the compliance
- VAS
- 1.3
- L
- Mechanical resistance
- RMS
- 0.2
- N·s/m
- Nominal diameter
- 3
- ″
- 81 x 81
- mm
- Overall size
- 81 x 81
- mm
- Baffle cutout diameter
- 73
- mm
- Overall depth
- 42
- mm
- Flange thickness
- 1
- mm
- Mounting depth
- 41
- mm
- Volume occupied by the driver (estimated)
- 0.11
- L
- Net weight
- 0.141
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![MONACOR SPH-30X/8SW SPL & Impedance](/MONACOR/SPH-30X-8SW/MONACOR_SPH-30X-8SW_(Frequency_response_+_Impedance).png)
![MONACOR SPH-30X/8SW Dimensions](/MONACOR/SPH-30X-8SW/MONACOR_SPH-30X-8SW_(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)