REDCATT 181XR
4Ω
Woofer
| Nominal diameter | 18″ / 468 mm |
| Resonance | 30 Hz |
| Q factor | 0.23 |
| Sensitivity | 95 dB |
| Linear excursion | ± 22.2 mm |
| Program Power | 2400 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 95dB
Thiele & Small parameters
- Resonance frequency (free air) fS 30Hz
- Mechanical quality factor QMS 13.20
- Electrical quality factor QES 0.24
- Total quality factor QTS 0.23
Large signal parameters
- Maximum linear excursion (one way) xmax 22.2mm
- Air volume displaced at xmax VD 2790cm³
- Power handling P 1200W
- Program power Pmax 2400W
- Peak power Ppeak 4800W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.3Ω
- Inductance (1kHz) LE 1.3mH
- VC Diameter 101.6mm
- Winding height HVC 22mm
- Winding material Copper
- Former material Glass Fiber
Magnet
- Force factor Bl 28.3N/A
- Motor constant Bl/√RE 15.6N/√W
- Air gap height HAG 56mm
- Material Neodymium
Diaphragm
- Effective diameter 400mm
- Effective area SD 1257cm²
- Moving mass MMS 306g
- Moving mass (without air load) MMD 275g
- Material Paper
Suspensions
- Stiffness KMS 11N/mm
- Compliance CMS 91µm/N
- Equivalent volume to the compliance VAS 195L
- Mechanical resistance RMS 4.37N·s/m
- Surround material Fabric
- Spider material Nomex
Dimensions
- Nominal diameter 18″
- 468mm
- Overall diameter 468mm
- Baffle cutout diameter 442mm
- Mounting depth 257mm
- Volume occupied by the driver (estimated) 6.7L
- Net weight 14.5kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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