DB Drive P5W 18
2x4Ω
Subwoofer
| Nominal diameter | 18″ / 457 mm |
| Resonance | 28 Hz |
| Q factor | 0.29 |
| Sensitivity | 94.9 dB |
| Program power | 2000 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 28Hz
- Mechanical quality factor QMS 5.43
- Electrical quality factor QES 0.31
- Total quality factor QTS 0.29
Large signal parameters
- Power handling P 750W
- Program power Pmax 2000W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 6.4Ω
- Inductance (1kHz, in series, estimated) LE 5.19mH
Magnet
- Force factor (in series) Bl 29.8N/A
- Motor constant Bl/√RE 11.8N/√W
Diaphragm
- Effective diameter 394mm
- Effective area SD 1222cm²
- Moving mass (including air load) MMS 223g
- Moving mass MMD 194g
Suspensions
- Stiffness KMS 7.14N/mm
- Compliance CMS 140µm/N
- Equivalent volume to the compliance VAS 296L
- Mechanical resistance RMS 7.23N·s/m
Dimensions
- Nominal diameter 18″
- 457mm
- Volume occupied by the driver (estimated) 6.9L
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Export this driver to a box design software:
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