Ground Zero RADIOACTIVE GZRW 300-D2 FLAT
2x2Ω
Shallow Subwoofer
| Nominal diameter | 12″ / 300 mm |
| Resonance | 23.5 Hz |
| Q factor | 0.44 |
| Sensitivity | 82.7 dB |
| Linear excursion | ± 15 mm |
| Program Power | 900 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 82.7dB
Thiele & Small parameters
- Resonance frequency (free air) fS 23.5Hz
- Mechanical quality factor QMS 5.61
- Electrical quality factor QES 0.48
- Total quality factor QTS 0.44
Large signal parameters
- Maximum linear excursion (one way) xmax 15mm
- Air volume displaced at xmax VD 542cm³
- Power handling P 450W
- Program power Pmax 900W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series) LE 2.6mH
- VC Diameter 50mm
Magnet
- Force factor (in series) Bl 13.2N/A
- Motor constant Bl/√RE 6.59N/√W
- Material Ferrite
Diaphragm
- Effective diameter 215mm
- Effective area SD 361cm²
- Moving mass MMS 166g
- Moving mass (without air load) MMD 161g
- Material Paper sandwich
Suspensions
- Stiffness KMS 3.08N/mm
- Compliance CMS 325µm/N
- Equivalent volume to the compliance VAS 60.2L
- Mechanical resistance RMS 4.38N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 12″
- 300mm
- Overall diameter 324mm
- Mounting depth 85mm
- Volume occupied by the driver (estimated) 2.8L
- Frame material Steel
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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