Audio System R 12 FLAT EVO 3
2x2Ω
Shallow Subwoofer
| Nominal diameter | 12″ / 319 mm |
| Resonance | 34.2 Hz |
| Q factor | 0.55 |
| Sensitivity | 90.2 dB |
| Linear excursion | ± 8.8 mm |
| Program Power | 600 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 90.2dB
- Frequency response 35 - 100Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 34.2Hz
- Mechanical quality factor QMS 7.03
- Electrical quality factor QES 0.59
- Total quality factor QTS 0.55
Large signal parameters
- Maximum linear excursion (one way) xmax 8.8mm
- Air volume displaced at xmax VD 446cm³
- Power handling P 400W
- Program power Pmax 600W
Voice Coil
- Nominal impedance Z 2 x 2Ω
- DC resistance (in series) RE 3.6Ω
- Inductance (1kHz, in series, estimated) LE 1.72mH
- VC Diameter 51mm
- Former material Aluminum
Magnet
- Force factor (in series) Bl 13N/A
- Motor constant Bl/√RE 6.85N/√W
- Diameter 145mm
Diaphragm
- Effective diameter 255mm
- Effective area SD 510cm²
- Moving mass MMS 101g
- Moving mass (without air load) MMD 92.5g
- Material KPC Paper + IMPP
Suspensions
- Stiffness KMS 5.95N/mm
- Compliance CMS 168µm/N
- Equivalent volume to the compliance VAS 49L
- Mechanical resistance RMS 3.09N·s/m
- Surround material Elasthan
- Spider material PPTA Connex
Dimensions
- Nominal diameter 12″
- 319mm
- Overall diameter 319mm
- Baffle cutout diameter 279mm
- Overall depth 113mm
- Flange thickness 16mm
- Mounting depth 97mm
- Volume occupied by the driver (estimated) 1.9L
- Net weight 4.4kg
- Frame material Steel
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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