B&C Speaker 15DS115
4Ω
8Ω
Subwoofer
Nominal diameter | 15″ / 380 mm |
Resonance | 33 Hz |
Q factor | 0.17 |
Sensitivity | 94.2 dB |
Linear excursion | ± 16.5 mm |
Program Power | 3200 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.2dB
- Frequency response 35 - 1000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 33Hz
- Mechanical quality factor QMS 5.20
- Electrical quality factor QES 0.18
- Total quality factor QTS 0.17
Large signal parameters
- Maximum linear excursion xmax 16.5mm
- Air volume displaced at xmax VD 1411cm³
- Power handling P 1600W
- Program power Pmax 3200W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 4.9Ω
- Inductance (1kHz) LE 4.5mH
- VC Diameter 116mm
- Winding height HVC 40mm
- Winding material Aluminium
- Former material Glass Fibre
Magnet
- Flux density B 0.8T
- Force factor Bl 38.7N/A
- Motor constant Bl/√RE 17.5N/√W
- Air gap height HAG 14mm
- Material Neodymium Inside Slug
Diaphragm
- Effective diameter 330mm
- Effective area SD 855cm²
- Moving mass MMS 254g
- Moving mass (without air load) MMD 236g
- Material Waterproof Both Sides
Suspensions
- Stiffness KMS 11.4N/mm
- Compliance CMS 88µm/N
- Equivalent volume to the compliance VAS 94L
- Mechanical resistance RMS 10.1N·s/m
- Spider material Silicone
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 393mm
- Baffle cutout diameter 354mm
- Overall depth 199mm
- Flange thickness 15mm
- Mounting depth 184mm
- Volume occupied by the driver 7L
- Net weight 11.7kg
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Export this driver to a simulation software:
Closed Box Simulator·





