EUPHORIA ERFW12D4
2x4Ω
Shallow Subwoofer
| Nominal diameter | 12″ / 322 mm |
| Resonance | 28 Hz |
| Q factor | 0.59 |
| Sensitivity | 84.1 dB |
| Program Power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.1dB
Thiele & Small parameters
- Resonance frequency (free air) fS 28Hz
- Mechanical quality factor QMS 4.32
- Electrical quality factor QES 0.69
- Total quality factor QTS 0.59
Large signal parameters
- Power handling P 600W
- Program power Pmax 1200W
- Peak power Ppeak 1200W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 6.4Ω
- Inductance (1kHz, in series, estimated) LE 5.65mH
- Former material KSV
Magnet
- Force factor (in series) Bl 20.4N/A
- Motor constant Bl/√RE 8.07N/√W
Diaphragm
- Effective diameter 255mm
- Effective area SD 511cm²
- Moving mass MMS 253g
- Moving mass (without air load) MMD 245g
- Material Polypropylene
Suspensions
- Stiffness KMS 7.86N/mm
- Compliance CMS 127µm/N
- Equivalent volume to the compliance VAS 47.1L
- Mechanical resistance RMS 10.3N·s/m
- Surround material Foam
Dimensions
- Nominal diameter 12″
- 322mm
- Overall diameter 322mm
- Baffle cutout diameter 281mm
- Mounting depth 105mm
- Volume occupied by the driver (estimated) 2.8L
- Frame material Die-cast
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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