D.A.S. Audio 18SX
Low frequency
18″ / 457 mm
Nominal diameter
39 Hz
Resonance
0.47
Q factor
94 dB
Sensitivity
± 8 mm
Linear excursion
2000 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.3
- dB
- Frequency response
- 25 - 2000
- Hz
- Resonance frequency (free air)
- fS
- 39.2
- Hz
- Mechanical quality factor
- QMS
- 4.57
- Electrical quality factor
- QES
- 0.49
- Total quality factor
- QTS
- 0.47
- Maximum linear excursion
- xmax
- 8.0
- mm
- Air volume displaced at xmax
- VD
- 931
- cm³
- Power handling
- P
- 1000
- W
- Program power
- Pmax
- 2000
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.1
- Ω
- Inductance (1kHz)
- LE
- 2.44
- mH
- VC Diameter
- 102
- mm
- Winding material
- Copper
- Force factor
- Bl
- 23.53
- N/A
- Motor constant
- Bl/√RE
- 9.53
- N/√W
- Material
- Ferrite
- Effective diameter
- 385
- mm
- Effective area
- SD
- 1164
- cm²
- Moving mass
- MMS
- 185.1
- g
- Moving mass (without air load)
- MMD
- 157.2
- g
- Stiffness
- KMS
- 11.24
- N/mm
- Compliance
- CMS
- 89
- µm/N
- Equivalent volume to the compliance
- VAS
- 172
- L
- Mechanical resistance
- RMS
- 9.98
- N·s/m
- Nominal diameter
- 18
- ″
- 457
- mm
- Volume occupied by the driver (estimated)
- 6.9
- L
- Frame material
- Injected Aluminum
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
Speakerbench.png.webp)
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