Dayton Audio Signature SS18-22
2x2Ω
Subwoofer
| Nominal diameter | 18″ / 470 mm |
| Resonance | 21 Hz |
| Q factor | 0.37 |
| Sensitivity | 88.7 dB |
| Linear excursion | ± 26 mm |
| Program Power | 2600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 88.7dB
- Frequency response 20 - 400Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 21Hz
- Mechanical quality factor QMS 3.40
- Electrical quality factor QES 0.42
- Total quality factor QTS 0.37
Large signal parameters
- Maximum linear excursion xmax 26mm
- Air volume displaced at xmax VD 3089cm³
- Power handling P 1300W
- Program power Pmax 2600W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 5.4Ω
- Inductance (1kHz, in series) LE 2.1mH
- VC Diameter 77mm
- Winding material CCA
- Former material Aluminum
Magnet
- Force factor (in series) Bl 29.2N/A
- Motor constant Bl/√RE 12.6N/√W
- Material Ferrite
Diaphragm
- Effective diameter 389mm
- Effective area SD 1188cm²
- Moving mass MMS 497g
- Moving mass (without air load) MMD 468g
- Material Aluminum
Suspensions
- Stiffness KMS 8.93N/mm
- Compliance CMS 112µm/N
- Equivalent volume to the compliance VAS 224L
- Mechanical resistance RMS 19.3N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 18″
- 470mm
- Overall diameter 470mm
- Baffle cutout diameter 427mm
- Overall depth 260mm
- Volume occupied by the driver (estimated) 9.3L
- Frame material Cast Aluminium
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Export this driver to a simulation software:
Closed Box Simulator·
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WinISD
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