Ground Zero URANIUM GZUW 12SQ-D2
2x2Ω
Subwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 39.8 Hz |
| Q factor | 0.67 |
| Sensitivity | 87.8 dB |
| Linear excursion | ± 10 mm |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.8dB
Thiele & Small parameters
- Resonance frequency (free air) fS 39.8Hz
- Mechanical quality factor QMS 14.38
- Electrical quality factor QES 0.70
- Total quality factor QTS 0.67
Large signal parameters
- Maximum linear excursion (one way) xmax 10mm
- Air volume displaced at xmax VD 527cm³
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series) LE 1.81mH
- VC Diameter 50mm
- Winding material Copper
Magnet
- Force factor (in series) Bl 15.2N/A
- Motor constant Bl/√RE 7.56N/√W
Diaphragm
- Effective diameter 259mm
- Effective area SD 527cm²
- Moving mass MMS 159g
- Moving mass (without air load) MMD 151g
- Material Pressed and coated paper
Suspensions
- Stiffness KMS 10N/mm
- Compliance CMS 100µm/N
- Equivalent volume to the compliance VAS 39.4L
- Mechanical resistance RMS 2.77N·s/m
- Spider material Polycot
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 315mm
- Baffle cutout diameter 284mm
- Mounting depth 157mm
- Volume occupied by the driver (estimated) 2.6L
- Frame material Aluminium cast
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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