- Article number
- W4-2142
- EAN
- 0848864023786
- Woofer Type
- Full-range
- Nominal Diameter
- 4"
- Power Handling (RMS)
- 25 Watts
- Power Handling (max)
- 50 Watts
- Impedance (Z)
- 8 ohms
- Sensitivity (SPL at 1m / 2.83V)
- 88 dB
- Frequency Response
- 60 to 20,000 Hz
- Voice Coil Diameter
- 1"
- DC Resistance (Re)
- 6.3 ohms
- Voice Coil Inductance (Le)
- 0.022 mH
- Resonant Frequency (Fs)
- 60 Hz
- Mechanical Q (Qms)
- 2.2
- Electromagnetic Q (Qes)
- 0.39
- Total Q (Qts)
- 0.33
- Diaphragm Mass Inc. Airload (Mms)
- 4.61g
- Mechanical Compliance of Suspension (Cms)
- 1.52 mm/N
- Surface Area of Cone (Sd)
- 54.3 cm²
- BL Product (BL)
- 5.41 Tm
- Compliance Equivalent Volume (Vas)
- 0.22 ft.³
- Maximum Linear Excursion (Xmax)
- 2.4 mm
- Cone / Diaphragm Material
- Bamboo Fiber / Paper
- Surround Material
- Santoprene®
- Voice Coil Wire Material
- Copper
- Voice Coil Former
- Kapton® / Polyimide
- Basket / Frame Material
- Cast Aluminum
- Magnet Material
- Ferrite
- Overall Outside Diameter
- 4.92"
- Overall Depth
- 3.18"
- Baffle Cutout Diameter
- 3.74"
- Bolt Circle Diameter
- 4.5"
- # Mounting Holes
- 4
- Sealed Volume
- 0.063 ft.³
- Sealed F3
- 150 Hz
- Vented Volume
- 0.10 ft.³
- Vented F3
- 88 Hz