DS18 ZR15.4D
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 15″ / 391 mm |
| Resonance | 29 Hz |
| Q factor | 0.80 |
| Sensitivity | 87.7 dB |
| Program Power | 1500 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 87.7dB
- Frequency response 21 - 200Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 29Hz
- Mechanical quality factor QMS 4.30
- Electrical quality factor QES 0.99
- Total quality factor QTS 0.80
Large signal parameters
- Power handling P 750W
- Program power Pmax 1500W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 7.6Ω
- Inductance (1kHz, in series) LE 6.71mH
- VC Diameter 61.6mm
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor (in series) Bl 19.8N/A
- Motor constant Bl/√RE 7.18N/√W
- Diameter 155mm
- Weight 2.835kg
- Material Ferrite
Diaphragm
- Effective diameter 326mm
- Effective area SD 835cm²
- Moving mass MMS 273g
- Moving mass (without air load) MMD 256g
- Material Non Pressed Paper
Suspensions
- Stiffness KMS 12.2N/mm
- Compliance CMS 81.9µm/N
- Equivalent volume to the compliance VAS 83.6L
- Mechanical resistance RMS 11.6N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 15″
- 391mm
- Overall diameter 391mm
- Baffle cutout diameter 354mm
- Overall depth 214mm
- Flange thickness 26mm
- Mounting depth 188mm
- Volume occupied by the driver 3.12L
- Frame material Steel
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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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