Ground Zero NUCLEAR GZNW 38SPL-D1
D1
D2Subwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 36 Hz |
| Q factor | 0.52 |
| Sensitivity | 88.7 dB |
| Linear excursion | ± 40 mm |
| Program Power | 7000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 88.7dB
Thiele & Small parameters
- Resonance frequency (free air) fS 36Hz
- Mechanical quality factor QMS 5.34
- Electrical quality factor QES 0.57
- Total quality factor QTS 0.52
Large signal parameters
- Maximum linear excursion (one way) xmax 40mm
- Air volume displaced at xmax VD 3269cm³
- Power handling P 3500W
- Program power Pmax 7000W
Voice Coil
- Nominal impedance Z 2 x 1Ω
- DC resistance (in series) RE 1.7Ω
- Inductance (1kHz, in series, estimated) LE 1.87mH
- VC Diameter 75mm
- Winding material Aluminum
Magnet
- Force factor (in series) Bl 15.3N/A
- Motor constant Bl/√RE 11.6N/√W
- Material Ferrite
Diaphragm
- Effective diameter 323mm
- Effective area SD 817cm²
- Moving mass MMS 344g
- Moving mass (without air load) MMD 327g
- Material Reinforced paper
Suspensions
- Stiffness KMS 17.5N/mm
- Compliance CMS 57µm/N
- Equivalent volume to the compliance VAS 54L
- Mechanical resistance RMS 14.6N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 392mm
- Baffle cutout diameter 358mm
- Overall depth 269mm
- Flange thickness 11mm
- Mounting depth 260mm
- Volume occupied by the driver (estimated) 7.6L
- Frame material Aluminium cast
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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