Ground Zero HYDROGEN GZHW 25-D2
D1
D2
Subwoofer
| Nominal diameter | 10″ / 250 mm |
| Resonance | 40.1 Hz |
| Q factor | 0.58 |
| Sensitivity | 83.8 dB |
| Linear excursion | ± 22.5 mm |
| Program Power | 2500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 83.8dB
Thiele & Small parameters
- Resonance frequency (free air) fS 40.1Hz
- Mechanical quality factor QMS 7.51
- Electrical quality factor QES 0.63
- Total quality factor QTS 0.58
Large signal parameters
- Maximum linear excursion (one way) xmax 22.5mm
- Air volume displaced at xmax VD 817cm³
- Power handling P 1200W
- Program power Pmax 2500W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 3.9Ω
- Inductance (1kHz, in series, estimated) LE 3.2mH
- VC Diameter 63mm
- Winding material Copper
Magnet
- Force factor (in series) Bl 18.8N/A
- Motor constant Bl/√RE 9.6N/√W
Diaphragm
- Effective diameter 215mm
- Effective area SD 363cm²
- Moving mass MMS 231g
- Moving mass (without air load) MMD 226g
- Material Paper
Suspensions
- Stiffness KMS 14.7N/mm
- Compliance CMS 68µm/N
- Equivalent volume to the compliance VAS 12.7L
- Mechanical resistance RMS 7.76N·s/m
Dimensions
- Nominal diameter 10″
- 250mm
- Overall diameter 274mm
- Baffle cutout diameter 238mm
- Mounting depth 178mm
- Volume occupied by the driver (estimated) 1.8L
- Frame material Aluminium
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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