Dayton Audio Reference RS270P-8A
4Ω
8Ω
Woofer
| Nominal diameter | 10″ / 272 mm |
| Resonance | 22.9 Hz |
| Q factor | 0.32 |
| Sensitivity | 86.6 dB |
| Linear excursion | ± 6 mm |
| Program Power | 200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.6dB
- Frequency response 23 - 6000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 22.9Hz
- Mechanical quality factor QMS 1.33
- Electrical quality factor QES 0.42
- Total quality factor QTS 0.32
Large signal parameters
- Maximum linear excursion (one way) xmax 6mm
- Air volume displaced at xmax VD 208cm³
- Power handling P 100W
- Program power Pmax 200W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.8Ω
- Inductance (1kHz) LE 0.88mH
- VC Diameter 50.8mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor Bl 13N/A
- Motor constant Bl/√RE 4.99N/√W
- Material Ferrite
Diaphragm
- Effective diameter 210mm
- Effective area SD 346cm²
- Moving mass MMS 73.2g
- Moving mass (without air load) MMD 68.3g
- Material Paper / Kevlar
Suspensions
- Stiffness KMS 1.52N/mm
- Compliance CMS 660µm/N
- Equivalent volume to the compliance VAS 111L
- Mechanical resistance RMS 7.92N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 10″
- 272mm
- Overall diameter 272mm
- Baffle cutout diameter 236mm
- Overall depth 113mm
- Volume occupied by the driver (estimated) 1.5L
- Frame material Cast Aluminium
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Export this driver to a simulation software:
Closed Box Simulator·
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Basta!
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QSpeakers
SpeakerSim
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