REDCATT 21XR
8Ω
Woofer
| Nominal diameter | 21″ / 549 mm |
| Resonance | 32.3 Hz |
| Q factor | 0.50 |
| Sensitivity | 92.9 dB |
| Linear excursion | ± 24.8 mm |
| Program Power | 3600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 92.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 32.3Hz
- Mechanical quality factor QMS 16.79
- Electrical quality factor QES 0.51
- Total quality factor QTS 0.50
Large signal parameters
- Maximum linear excursion (one way) xmax 24.8mm
- Air volume displaced at xmax VD 4122cm³
- Power handling P 1800W
- Program power Pmax 3600W
- Peak power Ppeak 7200W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 4.5Ω
- Inductance (1kHz) LE 0.65mH
- VC Diameter 134.6mm
- Winding height HVC 21mm
- Winding material Copper
- Former material Glass fiber
Magnet
- Force factor Bl 29.4N/A
- Motor constant Bl/√RE 13.8N/√W
- Air gap height HAG 67mm
- Material Neodymium
Diaphragm
- Effective diameter 460mm
- Effective area SD 1662cm²
- Moving mass MMS 489g
- Moving mass (without air load) MMD 441g
- Material Paper
Suspensions
- Stiffness KMS 20N/mm
- Compliance CMS 50µm/N
- Equivalent volume to the compliance VAS 153L
- Mechanical resistance RMS 5.91N·s/m
- Surround material Fabric
- Spider material Normex
Dimensions
- Nominal diameter 21″
- 549mm
- Overall diameter 549mm
- Baffle cutout diameter 503mm
- Mounting depth 287mm
- Volume occupied by the driver (estimated) 11L
- Net weight 23.8kg
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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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