Dayton Audio Reference RS270-4
4Ω
8ΩWoofer
10″ / 272 mm
Nominal diameter
21 Hz
Resonance
0.27
Q factor
86 dB
Sensitivity
± 6 mm
Linear excursion
200 W
Program Power
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- Parts Express
- $$
- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 85.8
- dB
- Frequency response
- 21 - 2000
- Hz
- Resonance frequency (free air)
- fS
- 20.9
- Hz
- Mechanical quality factor
- QMS
- 1.33
- Electrical quality factor
- QES
- 0.35
- Total quality factor
- QTS
- 0.27
- Maximum linear excursion
- xmax
- 6.0
- mm
- Air volume displaced at xmax
- VD
- 208
- cm³
- Power handling
- P
- 100
- W
- Program power
- Pmax
- 200
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.9
- Ω
- Inductance (1kHz)
- LE
- 0.57
- mH
- VC Diameter
- 51
- mm
- Winding material
- Copper
- Former material
- Aluminum
- Force factor
- Bl
- 12.1
- N/A
- Motor constant
- Bl/√RE
- 6.13
- N/√W
- Material
- Ferrite
- Effective diameter
- 210
- mm
- Effective area
- SD
- 346
- cm²
- Moving mass
- MMS
- 98.6
- g
- Moving mass (without air load)
- MMD
- 93.7
- g
- Material
- Aluminum
- Stiffness
- KMS
- 1.7
- N/mm
- Compliance
- CMS
- 590
- µm/N
- Equivalent volume to the compliance
- VAS
- 98.6
- L
- Mechanical resistance
- RMS
- 9.74
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 10
- ″
- 272
- mm
- Overall diameter
- 272
- mm
- Baffle cutout diameter
- 236
- mm
- Overall depth
- 113
- mm
- Volume occupied by the driver (estimated)
- 1.5
- L
- Frame material
- Cast Aluminium
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
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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