DB Drive G7 15.2
2x1Ω
2x2Ω
Subwoofer
| Nominal diameter | 15″ / 381 mm |
| Resonance | 23.5 Hz |
| Q factor | 0.47 |
| Sensitivity | 84.3 dB |
| Linear excursion | ± 35 mm |
| Program Power | 8000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.3dB
Thiele & Small parameters
- Resonance frequency (free air) fS 23.5Hz
- Mechanical quality factor QMS 2.47
- Electrical quality factor QES 0.57
- Total quality factor QTS 0.47
Large signal parameters
- Maximum linear excursion xmax 35mm
- Air volume displaced at xmax VD 2639cm³
- Power handling P 4000W
- Program power Pmax 8000W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 3.2Ω
- Inductance (1kHz, in series, estimated) LE 4.24mH
- VC Diameter 76.2mm
Magnet
- Force factor (in series) Bl 19.6N/A
- Motor constant Bl/√RE 11N/√W
- Material Ferrite
Diaphragm
- Effective diameter 310mm
- Effective area SD 754cm²
- Moving mass MMS 466g
- Moving mass (without air load) MMD 451g
Suspensions
- Stiffness KMS 10.1N/mm
- Compliance CMS 99µm/N
- Equivalent volume to the compliance VAS 79.8L
- Mechanical resistance RMS 27.9N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 15″
- 381mm
- Overall diameter 402mm
- Baffle cutout diameter 352mm
- Mounting depth 298mm
- Volume occupied by the driver (estimated) 4.9L
- Frame material Aluminium
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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