Ground Zero HYDROGEN GZHW 38XSPL-D1
D1
D2Subwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 43.4 Hz |
| Q factor | 0.77 |
| Sensitivity | 87.4 dB |
| Linear excursion | ± 22.5 mm |
| Program Power | 3500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.4dB
Thiele & Small parameters
- Resonance frequency (free air) fS 43.4Hz
- Mechanical quality factor QMS 10.02
- Electrical quality factor QES 0.84
- Total quality factor QTS 0.77
Large signal parameters
- Maximum linear excursion (one way) xmax 22.5mm
- Air volume displaced at xmax VD 1856cm³
- Power handling P 2000W
- Program power Pmax 3500W
Voice Coil
- Nominal impedance Z 2 x 1Ω
- DC resistance (in series) RE 1.9Ω
- Inductance (1kHz, in series, estimated) LE 2.99mH
- VC Diameter 75mm
- Winding material Copper
Magnet
- Force factor (in series) Bl 19.3N/A
- Motor constant Bl/√RE 13.9N/√W
Diaphragm
- Effective diameter 324mm
- Effective area SD 825cm²
- Moving mass MMS 595g
- Moving mass (without air load) MMD 578g
- Material Reinforced paper
Suspensions
- Stiffness KMS 43.5N/mm
- Compliance CMS 23µm/N
- Equivalent volume to the compliance VAS 22.2L
- Mechanical resistance RMS 16.2N·s/m
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 390mm
- Baffle cutout diameter 360mm
- Mounting depth 231mm
- Volume occupied by the driver (estimated) 4.6L
- Frame material Aluminium cast
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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