D.A.S. Audio 18G
8Ω
Low frequency
| Nominal diameter | 18″ / 457 mm |
| Resonance | 32 Hz |
| Q factor | 0.30 |
| Sensitivity | 96.6 dB |
| Linear excursion | ± 6 mm |
| Program Power | 1400 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 96.6dB
- Frequency response 30 - 2000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 32Hz
- Mechanical quality factor QMS 6.41
- Electrical quality factor QES 0.31
- Total quality factor QTS 0.30
Large signal parameters
- Maximum linear excursion xmax 6mm
- Maximum excursion before damage xlim 12mm
- Air volume displaced at xmax VD 698cm³
- Power handling P 700W
- Program power Pmax 1400W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.2Ω
- Inductance (1kHz, estimated) LE 3.69mH
- VC Diameter 102mm
- Winding height HVC 16mm
- Winding material Copper
- Former material Glass Fibre Reinforced Polymer
Magnet
- Force factor Bl 23.7N/A
- Motor constant Bl/√RE 9.52N/√W
- Air gap height HAG 8mm
- Material Ferrite
Diaphragm
- Effective diameter 385mm
- Effective area SD 1164cm²
- Moving mass MMS 140g
- Moving mass (without air load) MMD 112g
Suspensions
- Stiffness KMS 5.62N/mm
- Compliance CMS 178µm/N
- Equivalent volume to the compliance VAS 342L
- Mechanical resistance RMS 4.39N·s/m
- Surround material Polycotton
- Spider material Polycotton
Dimensions
- Nominal diameter 18″
- 457mm
- Baffle cutout diameter 415mm
- Volume occupied by the driver (estimated) 6.9L
- Frame material Injected Aluminum
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Export this driver to a simulation software:
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