Cerwin Vega VPRO152D
2x2Ω
2x4ΩSubwoofer
| Nominal diameter | 15″ / 401 mm |
| Resonance | 27.2 Hz |
| Q factor | 0.54 |
| Sensitivity | 87 dB |
| Linear excursion | ± 18 mm |
| Program Power | 1800 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87dB
Thiele & Small parameters
- Resonance frequency (free air) fS 27.2Hz
- Mechanical quality factor QMS 11.50
- Electrical quality factor QES 0.56
- Total quality factor QTS 0.54
Large signal parameters
- Maximum linear excursion (one way) xmax 18mm
- Air volume displaced at xmax VD 1440cm³
- Power handling P 900W
- Program power Pmax 1800W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 4.26mH
Magnet
- Force factor (in series) Bl 19.8N/A
- Motor constant Bl/√RE 9.9N/√W
- Diameter 191mm
Diaphragm
- Effective diameter 319mm
- Effective area SD 800cm²
- Moving mass MMS 336g
- Moving mass (without air load) MMD 319g
Suspensions
- Stiffness KMS 9.8N/mm
- Compliance CMS 102µm/N
- Equivalent volume to the compliance VAS 93.1L
- Mechanical resistance RMS 4.99N·s/m
Dimensions
- Nominal diameter 15″
- 401mm
- Overall diameter 401mm
- Baffle cutout diameter 346mm
- Mounting depth 186mm
- Volume occupied by the driver 2.63L
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