Beyma 15WRS400
8Ω
Subwoofer
Nominal diameter | 15″ / 380 mm |
Resonance | 36 Hz |
Q factor | 0.34 |
Sensitivity | 96 dB |
Linear excursion | ± 6.3 mm |
Program Power | 800 W |
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- Sensitivity (1W, 1m, infinite baffle) SPL1W 96dB
- Frequency response 40 - 4000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 36Hz
- Mechanical quality factor QMS 9.10
- Electrical quality factor QES 0.35
- Total quality factor QTS 0.34
Large signal parameters
- Maximum linear excursion xmax 6.3mm
- Maximum excursion before damage xlim 30mm
- Air volume displaced at xmax VD 554cm³
- Power handling P 400W
- Program power Pmax 800W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.6Ω
- Inductance (1kHz) LE 1.1mH
- VC Diameter 76.2mm
- Winding height HVC 16mm
Magnet
- Force factor Bl 18.2N/A
- Motor constant Bl/√RE 7.69N/√W
- Air gap height HAG 8mm
Diaphragm
- Effective diameter 335mm
- Effective area SD 880cm²
- Moving mass MMS 91g
- Moving mass (without air load) MMD 73.2g
Suspensions
- Stiffness KMS 4.65N/mm
- Compliance CMS 215µm/N
- Equivalent volume to the compliance VAS 236L
- Mechanical resistance RMS 2.3N·s/m
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 385mm
- Baffle cutout diameter 353mm
- Overall depth 165mm
- Volume occupied by the driver (estimated) 3.4L
- Net weight 6.2kg
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