REDCATT 31NFR
8Ω
Full-range
| Nominal diameter | 3″ / 79 mm |
| Resonance | 115 Hz |
| Q factor | 0.88 |
| Sensitivity | 83.9 dB |
| Linear excursion | ± 2.9 mm |
| Program Power | 60 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 83.9dB
Thiele & Small parameters
- Resonance frequency (free air) fS 115Hz
- Mechanical quality factor QMS 15.10
- Electrical quality factor QES 0.94
- Total quality factor QTS 0.88
Large signal parameters
- Maximum linear excursion (one way) xmax 2.9mm
- Air volume displaced at xmax VD 8.2cm³
- Power handling P 30W
- Program power Pmax 60W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.3Ω
- Inductance (1kHz) LE 0.09mH
- VC Diameter 25.4mm
- Winding height HVC 7.4mm
- Winding material Aluminum
- Former material kapton
Magnet
- Force factor Bl 3.5N/A
- Motor constant Bl/√RE 1.39N/√W
- Air gap height HAG 4mm
- Material Neodymium
Diaphragm
- Effective diameter 60mm
- Effective area SD 28.3cm²
- Moving mass MMS 2.5g
- Moving mass (without air load) MMD 2.4g
- Material Aluminum
Suspensions
- Stiffness KMS 1.32N/mm
- Compliance CMS 757µm/N
- Equivalent volume to the compliance VAS 0.85L
- Mechanical resistance RMS 0.12N·s/m
- Surround material Rubber
- Spider material Nomex
Dimensions
- Nominal diameter 3″
- 79mm
- Overall diameter 79mm
- Baffle cutout diameter 72mm
- Mounting depth 45mm
- Net weight 0.18kg
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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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