- Article number
- 4FE42-8F
- EAN
- 9507534215814
- Woofer Type
- Full-range woofer
- Nominal Diameter
- 4"
- Power Handling (RMS)
- 40 Watts
- Power Handling (max)
- 80 Watts
- Impedance (Z)
- 8 Ω
- Sensitivity (SPL at 1m / 2.83V)
- 94 dB
- Frequency Response
- 100-20.000 Hz
- Voice Coil Diameter
- 25 mm
- DC Resistance (Re)
- 5.4 Ω
- Voice Coil Inductance (Le)
- 0.07 mH
- Resonant Frequency (Fs)
- 110 Hz
- Mechanical Q (Qms)
- 8.0
- Electromagnetic Q (Qes)
- 0.50
- Total Q (Qts)
- 0.47
- Diaphragm Mass Inc. Airload (Mms)
- 4.0 g
- Moving Mass Of Diaphragm (Mmd)
- 3.6 g
- Mechanical Compliance of Suspension (Cms)
- 0.52 mm/N
- Surface Area of Cone (Sd)
- 50.9 cm²
- BL Product (BL)
- 6 N/A
- Compliance Equivalent Volume (Vas)
- 1.9 Liters
- Maximum Linear Excursion (Xmax)
- 2.83 mm
- Driver's Mechanical Losses (Rms)
- 0.3 kg/s
- Voice Coil Wire Material
- Aluminium
- Voice Coil Former
- Kapton
- Basket / Frame Material
- Steel
- Magnet Material
- Neodymium
- Overall Outside Diameter
- 129.85 mm
- Overall Depth
- 54.1 mm
- Bolt Circle Diameter
- 115.26
- # Mounting Holes
- 4
- Mounting Hole Diameter
- 6.0 mm