Scan-Speak Ellipticor 21WE/4542T00
4Ω
Mid Bass
| Nominal diameter | 8″ / 210 mm |
| Resonance | 38 Hz |
| Q factor | 0.28 |
| Sensitivity | 91.4 dB |
| Linear excursion | ± 7.2 mm |
| Program Power | 100 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 91.4dB
- Frequency response 38 - 6000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 38Hz
- Mechanical quality factor QMS 5.43
- Electrical quality factor QES 0.30
- Total quality factor QTS 0.28
Large signal parameters
- Maximum linear excursion xmax 7.2mm
- Maximum excursion before damage xlim 12mm
- Air volume displaced at xmax VD 168cm³
- Power handling P 50W
- Program power Pmax 100W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.4Ω
- Inductance (1kHz, estimated) LE 0.64mH
- VC Diameter 45mm
- Winding height HVC 19.5mm
Magnet
- Force factor Bl 8.2N/A
- Motor constant Bl/√RE 4.45N/√W
- Air gap height HAG 5mm
Diaphragm
- Effective diameter 172mm
- Effective area SD 233cm²
- Moving mass MMS 25g
- Moving mass (without air load) MMD 22.4g
Suspensions
- Stiffness KMS 1.43N/mm
- Compliance CMS 700µm/N
- Equivalent volume to the compliance VAS 54L
- Mechanical resistance RMS 1.1N·s/m
Dimensions
- Nominal diameter 8″
- 210mm
- Volume occupied by the driver 0.49L
- Net weight 1.8kg
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Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
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