ESB 9.4M — 4”/100 mm Cone Midrange
$1349.99
Description
4”/100 mm Cone Midrange
Main Features
- High-modulus carbon-fibre cone and dust cup, molded under vacuum and autoclave.
- High-grade dual neodymium magnets shrink the magnetic motor while raising output.
- Die-cast, powder-coated aluminium basket with a low-turbulence profile.
Key Specifications
| Power Handling | 120 W RMS · 240 W peak |
| Nominal Impedance | 4 Ω |
| Sensitivity | 90.6 dB (2.83 V / 1 m) |
| Frequency Response | 85 Hz – 20 kHz |
| Mounting Diameter | 100 mm (4″) |
Thiele–Small Parameters
| Resonance (Fs) | 135 Hz |
| DC Resistance (Re) | 4.1 Ω |
| Qms / Qes / Qts | 3.645 / 0.931 / 0.741 |
| Vas | 1.4 L |
| Xmax | 2.8 mm |
| Sd | 5.67 cm² |