Hertz SX 380D
2x2Ω
Subwoofer
| Nominal diameter | 15″ / 380 mm |
| Resonance | 43 Hz |
| Q factor | 0.67 |
| Sensitivity | 89.4 dB |
| Linear excursion | ± 14 mm |
| Program Power | 4000 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 89.4dB
- Frequency response 25 - 600Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 43Hz
- Mechanical quality factor QMS 9.30
- Electrical quality factor QES 0.70
- Total quality factor QTS 0.67
Large signal parameters
- Maximum linear excursion xmax 14mm
- Maximum excursion before damage xlim 23mm
- Air volume displaced at xmax VD 1115cm³
- Power handling P 1000W
- Program power Pmax 4000W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 4.0Ω
- Inductance (1kHz, in series, estimated) LE 3.72mH
- VC Diameter 65mm
Magnet
- Force factor (in series) Bl 20.7N/A
- Motor constant Bl/√RE 10.4N/√W
- Material Double magnet, High density flux ferrite
Diaphragm
- Effective diameter 320mm
- Effective area SD 797cm²
- Moving mass MMS 274g
- Moving mass (without air load) MMD 258g
- Material Pressed paper
Suspensions
- Stiffness KMS 20N/mm
- Compliance CMS 50µm/N
- Equivalent volume to the compliance VAS 45L
- Mechanical resistance RMS 7.96N·s/m
Dimensions
- Nominal diameter 15″
- 380mm
- Volume occupied by the driver (estimated) 4.3L
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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Hornresp
QSpeakers
SpeakerSim
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