Ground Zero RADIOACTIVE GZRW 38-D2
2x2Ω
Subwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 22.9 Hz |
| Q factor | 0.50 |
| Sensitivity | 86 dB |
| Program Power | 2000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86dB
Thiele & Small parameters
- Resonance frequency (free air) fS 22.9Hz
- Mechanical quality factor QMS 5.65
- Electrical quality factor QES 0.54
- Total quality factor QTS 0.50
Large signal parameters
- Maximum excursion before damage xlim 25mm
- Power handling P 1000W
- Program power Pmax 2000W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 3.8Ω
- Inductance (1kHz, in series) LE 4.88mH
- VC Diameter 75mm
- Winding material Kupfer
Magnet
- Force factor (in series) Bl 19.9N/A
- Motor constant Bl/√RE 10.3N/√W
Diaphragm
- Effective diameter 319mm
- Effective area SD 799cm²
- Moving mass MMS 398g
- Moving mass (without air load) MMD 382g
- Material Verstärkte Papiermembran
Suspensions
- Stiffness KMS 8.2N/mm
- Compliance CMS 122µm/N
- Equivalent volume to the compliance VAS 110L
- Mechanical resistance RMS 10.1N·s/m
- Surround material Langhub Sicke
Dimensions
- Nominal diameter 15″
- 380mm
- Overall diameter 390mm
- Baffle cutout diameter 359mm
- Mounting depth 195mm
- Volume occupied by the driver (estimated) 4.6L
- Frame material Stahl
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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Hornresp
QSpeakers
SpeakerSim
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