DB Drive P5W 21
2x4Ω
Subwoofer
| Nominal diameter | 21″ / 533 mm |
| Resonance | 37.4 Hz |
| Q factor | 0.17 |
| Sensitivity | 99.1 dB |
| Program power | 2400 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 99.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 37.4Hz
- Mechanical quality factor QMS 5.17
- Electrical quality factor QES 0.17
- Total quality factor QTS 0.17
Large signal parameters
- Power handling P 800W
- Program power Pmax 2400W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 6.4Ω
- Inductance (1kHz, in series) LE 6.4mH
Magnet
- Force factor (in series) Bl 56.8N/A
- Motor constant Bl/√RE 22.5N/√W
Diaphragm
- Effective diameter 476mm
- Effective area SD 1777cm²
- Moving mass (including air load) MMS 346g
- Moving mass MMD 297g
Suspensions
- Stiffness KMS 20N/mm
- Compliance CMS 50µm/N
- Equivalent volume to the compliance VAS 224L
- Mechanical resistance RMS 15.7N·s/m
Dimensions
- Nominal diameter 21″
- 533mm
- Volume occupied by the driver (estimated) 10L
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Export this driver to a box design software:
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