GAS Audio Power MAD S2-12D2
2x2Ω
4ΩSubwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 27 Hz |
| Q factor | 0.49 |
| Sensitivity | 85 dB |
| Linear excursion | ± 8.5 mm |
| Program Power | 700 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85dB
- Frequency response 20 - 200Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 27Hz
- Mechanical quality factor QMS 4.79
- Electrical quality factor QES 0.54
- Total quality factor QTS 0.49
Large signal parameters
- Maximum linear excursion (one way) xmax 8.5mm
- Air volume displaced at xmax VD 419cm³
- Power handling P 350W
- Program power Pmax 700W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 3.6Ω
- Inductance (1kHz, in series) LE 1.25mH
- VC Diameter 51mm
- Winding material Copper
Magnet
- Force factor (in series) Bl 10.4N/A
- Motor constant Bl/√RE 5.48N/√W
- Material Ferrite
Diaphragm
- Effective diameter 251mm
- Effective area SD 493cm²
- Moving mass MMS 141g
- Moving mass (without air load) MMD 133g
- Material Polypropylene
Suspensions
- Stiffness KMS 2.76N/mm
- Compliance CMS 363µm/N
- Equivalent volume to the compliance VAS 75L
- Mechanical resistance RMS 4.99N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 312mm
- Baffle cutout diameter 278mm
- Mounting depth 127mm
- Volume occupied by the driver 2.2L
- Net weight 3.9kg
- Frame material Steel
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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