SB Acoustics SB15NRX2C30-8
4Ω
8Ω
Mid Bass
| Nominal diameter | 5″ / 127 mm |
| Resonance | 36.5 Hz |
| Q factor | 0.34 |
| Sensitivity | 85.9 dB |
| Linear excursion | ± 5 mm |
| Program Power | 100 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 36.5Hz
- Mechanical quality factor QMS 3.48
- Electrical quality factor QES 0.37
- Total quality factor QTS 0.34
Large signal parameters
- Maximum linear excursion xmax 5mm
- Air volume displaced at xmax VD 41cm³
- Power handling P 50W
- Program power Pmax 100W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.9Ω
- Inductance (1kHz) LE 0.14mH
- VC Diameter 30.5mm
- Winding height HVC 15mm
- Winding material Copper Clad Aluminium
- Former material Glass Fiber
Magnet
- Flux density B 1T
- Force factor Bl 5.75N/A
- Motor constant Bl/√RE 2.37N/√W
- Air gap height HAG 5mm
- Weight 0.54kg
Diaphragm
- Effective diameter 102mm
- Effective area SD 82cm²
- Moving mass MMS 9.1g
- Moving mass (without air load) MMD 8.6g
- Material Natural fibers (made in-house)
Suspensions
- Stiffness KMS 0.476N/mm
- Compliance CMS 2100µm/N
- Equivalent volume to the compliance VAS 20L
- Mechanical resistance RMS 0.6N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 5″
- 127mm
- Volume occupied by the driver (estimated) 0.59L
- Net weight 1.46kg
- Frame material Cast aluminium
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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Hornresp
QSpeakers
SpeakerSim
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