Dayton Audio SD215A-88
2x8Ω
Subwoofer
| Nominal diameter | 8″ / 216 mm |
| Resonance | 31 Hz |
| Q factor | 0.39 |
| Sensitivity | 85.8 dB |
| Linear excursion | ± 6 mm |
| Program Power | 160 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85.8dB
- Frequency response 31 - 2500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 31Hz
- Mechanical quality factor QMS 3.10
- Electrical quality factor QES 0.45
- Total quality factor QTS 0.39
Large signal parameters
- Maximum linear excursion (one way) xmax 6mm
- Air volume displaced at xmax VD 125cm³
- Power handling P 80W
- Program power Pmax 160W
Voice Coil
- Nominal impedance Z 2 x 8Ω
- DC resistance (in series) RE 12.8Ω
- Inductance (1kHz, in series) LE 4.64mH
- VC Diameter 38.5mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor (in series) Bl 15.4N/A
- Motor constant Bl/√RE 4.3N/√W
- Material Ferrite
Diaphragm
- Effective diameter 163mm
- Effective area SD 209cm²
- Moving mass MMS 42.4g
- Moving mass (without air load) MMD 40.1g
- Material Coated Paper
Suspensions
- Stiffness KMS 1.61N/mm
- Compliance CMS 620µm/N
- Equivalent volume to the compliance VAS 38.2L
- Mechanical resistance RMS 2.66N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 8″
- 216mm
- Overall diameter 216mm
- Baffle cutout diameter 180mm
- Overall depth 95mm
- Volume occupied by the driver (estimated) 0.86L
- Frame material Steel
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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