Dayton Audio SD215A-88
Subwoofer
8″ / 216 mm
Nominal diameter
31 Hz
Resonance
0.39
Q factor
86 dB
Sensitivity
± 6 mm
Linear excursion
160 W
Program Power
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- Parts Express
- $$
- Amazon.com
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.8
- dB
- Frequency response
- 31 - 2500
- Hz
- Resonance frequency (free air)
- fS
- 31.0
- Hz
- Mechanical quality factor
- QMS
- 3.10
- Electrical quality factor
- QES
- 0.45
- Total quality factor
- QTS
- 0.39
- Maximum linear excursion
- xmax
- 6.0
- mm
- Air volume displaced at xmax
- VD
- 125
- cm³
- Power handling
- P
- 80
- W
- Program power
- Pmax
- 160
- W
- Nominal impedance
- Z
- 2 x 8
- Ω
- DC resistance (in series)
- RE
- 12.8
- Ω
- Inductance (1kHz, in series)
- LE
- 4.64
- mH
- VC Diameter
- 39
- mm
- Winding material
- Copper
- Former material
- Aluminum
- Force factor (in series)
- Bl
- 15.4
- N/A
- Motor constant
- Bl/√RE
- 4.3
- N/√W
- Material
- Ferrite
- Effective diameter
- 163
- mm
- Effective area
- SD
- 209
- cm²
- Moving mass
- MMS
- 42.4
- g
- Moving mass (without air load)
- MMD
- 40.1
- g
- Material
- Coated Paper
- Stiffness
- KMS
- 1.61
- N/mm
- Compliance
- CMS
- 620
- µm/N
- Equivalent volume to the compliance
- VAS
- 38.2
- L
- Mechanical resistance
- RMS
- 2.66
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 8
- ″
- 216
- mm
- Overall diameter
- 216
- mm
- Baffle cutout diameter
- 180
- mm
- Overall depth
- 95
- mm
- Volume occupied by the driver (estimated)
- 0.86
- L
- Frame material
- Steel
Available on (affiliate links)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
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QSpeakers
SpeakerSim
MfbLabs
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