MONACOR SPM-205/4
4Ω
8ΩMid-range
| Nominal diameter | 8″ / 200 mm |
| Resonance | 37 Hz |
| Q factor | 0.55 |
| Sensitivity | 88.2 dB |
| Linear excursion | ± 3 mm |
| Program Power | 150 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 88.2dB
- Frequency response 37 - 5000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 37Hz
- Mechanical quality factor QMS 2.71
- Electrical quality factor QES 0.68
- Total quality factor QTS 0.55
Large signal parameters
- Maximum linear excursion xmax 3mm
- Air volume displaced at xmax VD 63cm³
- Power handling P 70W
- Program power Pmax 150W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.6Ω
- Inductance (1kHz) LE 0.65mH
- VC Diameter 25.5mm
- Winding material Aluminium
Magnet
- Force factor Bl 4.75N/A
- Motor constant Bl/√RE 2.5N/√W
- Diameter 80mm
- Weight 0.38kg
Diaphragm
- Effective diameter 164mm
- Effective area SD 210cm²
- Moving mass MMS 18g
- Moving mass (without air load) MMD 15.8g
Suspensions
- Stiffness KMS 1.02N/mm
- Compliance CMS 980µm/N
- Equivalent volume to the compliance VAS 72L
- Mechanical resistance RMS 1.54N·s/m
Dimensions
- Nominal diameter 8″
- 200mm
- Overall diameter 200mm
- Baffle cutout diameter 183mm
- Overall depth 88mm
- Flange thickness 8mm
- Mounting depth 80mm
- Volume occupied by the driver (estimated) 0.48L
- Net weight 1.062kg
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Export this driver to a simulation software:
Closed Box Simulator·
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WinISD
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Hornresp
QSpeakers
SpeakerSim
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