SB Acoustics SB34SWPL76-4
2x4Ω
4Ω
Subwoofer
| Nominal diameter | 12″ / 305 mm |
| Resonance | 19 Hz |
| Q factor | 0.32 |
| Sensitivity | 84.1 dB |
| Linear excursion | ± 15 mm |
| Program power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 19Hz
- Mechanical quality factor QMS 7.70
- Electrical quality factor QES 0.33
- Total quality factor QTS 0.32
Large signal parameters
- Maximum linear excursion (one way) xmax 15mm
- Air volume displaced at xmax VD 687cm³
- Power handling P 300W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.5Ω
- Inductance (1kHz) LE 5.3mH
- VC Diameter 76mm
- Winding height HVC 38mm
- Winding material Copper
- Former material Glass Fiber
Magnet
- Flux density B 0.62T
- Force factor Bl 18.3N/A
- Motor constant Bl/√RE 9.78N/√W
- Air gap height HAG 8mm
- Weight 2.4kg
Diaphragm
- Effective diameter 241mm
- Effective area SD 458cm²
- Moving mass (including air load) MMS 264g
- Moving mass MMD 257g
- Material Paper
Suspensions
- Stiffness KMS 3.7N/mm
- Compliance CMS 270µm/N
- Equivalent volume to the compliance VAS 79L
- Mechanical resistance RMS 4.1N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 12″
- 305mm
- Volume occupied by the driver (estimated) 3.4L
- Net weight 7.68kg
- Frame material Cast aluminium
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Export this driver to a box design software:
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Speakerbench
WinISD
Basta!
Hornresp
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SpeakerSim
MfbLabs
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