Ground Zero HYDROGEN GZHW 30XSPL-D1
D1
D2Subwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 39.1 Hz |
| Q factor | 0.56 |
| Sensitivity | 86.7 dB |
| Linear excursion | ± 22.5 mm |
| Program Power | 3000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.7dB
Thiele & Small parameters
- Resonance frequency (free air) fS 39.1Hz
- Mechanical quality factor QMS 8.00
- Electrical quality factor QES 0.60
- Total quality factor QTS 0.56
Large signal parameters
- Maximum linear excursion (one way) xmax 22.5mm
- Air volume displaced at xmax VD 1286cm³
- Power handling P 1500W
- Program power Pmax 3000W
Voice Coil
- Nominal impedance Z 2 x 1Ω
- DC resistance (in series) RE 2.0Ω
- Inductance (1kHz, in series, estimated) LE 2.24mH
- VC Diameter 75mm
- Winding material Kupferschwingspule
Magnet
- Force factor (in series) Bl 18.9N/A
- Motor constant Bl/√RE 13.3N/√W
Diaphragm
- Effective diameter 270mm
- Effective area SD 571cm²
- Moving mass MMS 363g
- Moving mass (without air load) MMD 354g
- Material Verstärkte Papiermembran
Suspensions
- Stiffness KMS 26.3N/mm
- Compliance CMS 38µm/N
- Equivalent volume to the compliance VAS 17.6L
- Mechanical resistance RMS 11.2N·s/m
- Surround material High-roll U-surround
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 315mm
- Baffle cutout diameter 284mm
- Mounting depth 198mm
- Volume occupied by the driver (estimated) 2.6L
- Frame material Aluminiumgusskorb
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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