REDCATT 20NFR
4Ω
Full-range
| Nominal diameter | 2″ / 48 mm |
| Resonance | 185 Hz |
| Q factor | 0.52 |
| Sensitivity | 82.7 dB |
| Linear excursion | ± 3 mm |
| Program Power | 20 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 82.7dB
Thiele & Small parameters
- Resonance frequency (free air) fS 185Hz
- Mechanical quality factor QMS 10.30
- Electrical quality factor QES 0.54
- Total quality factor QTS 0.52
Large signal parameters
- Maximum linear excursion (one way) xmax 3mm
- Air volume displaced at xmax VD 3.4cm³
- Power handling P 10W
- Program power Pmax 20W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.6Ω
- Inductance (1kHz) LE 0.08mH
- VC Diameter 19mm
- Winding height HVC 8.5mm
- Winding material Aluminum
- Former material kapton
Magnet
- Force factor Bl 3.24N/A
- Motor constant Bl/√RE 1.71N/√W
- Air gap height HAG 2.5mm
Diaphragm
- Effective diameter 38mm
- Effective area SD 11.3cm²
- Moving mass MMS 1.37g
- Moving mass (without air load) MMD 1.3g
- Material Paper
Suspensions
- Stiffness KMS 1.83N/mm
- Compliance CMS 546µm/N
- Equivalent volume to the compliance VAS 0.09L
- Mechanical resistance RMS 0.15N·s/m
- Surround material Foam
- Spider material Nomex
Dimensions
- Nominal diameter 2″
- 48mm
- Overall diameter 48mm
- Baffle cutout diameter 43mm
- Mounting depth 29mm
- Net weight 0.08kg
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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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