Dayton Audio Reference RSS390HF-4
4Ω
Subwoofer
Nominal diameter | 15″ / 388 mm |
Resonance | 19.5 Hz |
Q factor | 0.43 |
Sensitivity | 86.6 dB |
Linear excursion | ± 14 mm |
Program Power | 1000 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.6dB
- Frequency response 18 - 800Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 19.5Hz
- Mechanical quality factor QMS 3.02
- Electrical quality factor QES 0.50
- Total quality factor QTS 0.43
Large signal parameters
- Maximum linear excursion xmax 14mm
- Air volume displaced at xmax VD 1161cm³
- Power handling P 500W
- Program power Pmax 1000W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.0Ω
- Inductance (1kHz) LE 0.92mH
- VC Diameter 64mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor Bl 15N/A
- Motor constant Bl/√RE 8.66N/√W
- Weight 4.252kg
- Material Ferrite
Diaphragm
- Effective diameter 325mm
- Effective area SD 830cm²
- Moving mass MMS 306g
- Moving mass (without air load) MMD 289g
- Material Black Anodized Aluminum
Suspensions
- Stiffness KMS 4.55N/mm
- Compliance CMS 220µm/N
- Equivalent volume to the compliance VAS 212L
- Mechanical resistance RMS 12.4N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 15″
- 388mm
- Overall diameter 388mm
- Baffle cutout diameter 356mm
- Overall depth 178mm
- Volume occupied by the driver (estimated) 4.3L
- Frame material Cast Aluminium
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