- Article number
- W4-1720
- Woofer Type
- Full-range
- Nominal Diameter
- 4"
- Power Handling (RMS)
- 30 Watts
- Power Handling (max)
- 60 Watts
- Impedance (Z)
- 4 ohms
- Sensitivity
- 86 dB 1W/1m
- Frequency Response
- 60 to 8,000 Hz
- Voice Coil Diameter
- 1.25"
- DC Resistance (Re)
- 3.8 ohms
- Voice Coil Inductance (Le)
- 0.04 mH
- Resonant Frequency (Fs)
- 60 Hz
- Mechanical Q (Qms)
- 2.33
- Electromagnetic Q (Qes)
- 0.51
- Total Q (Qts)
- 0.42
- Diaphragm Mass Inc. Airload (Mms)
- 5g
- Mechanical Compliance of Suspension (Cms)
- 0.13 mm/N
- Surface Area of Cone (Sd)
- 57 cm²
- BL Product (BL)
- 3.82 Tm
- Compliance Equivalent Volume (Vas)
- 0.21 ft.³
- Maximum Linear Excursion (Xmax)
- 5 mm
- Cone / Diaphragm Material
- Paper
- Surround Material
- Rubber
- Basket / Frame Material
- Cast Aluminum
- Magnet Material
- Ferrite
- Overall Outside Diameter
- 4.95"
- Overall Depth
- 3.25"
- Baffle Cutout Diameter
- 3.75"
- # Mounting Holes
- 4
- Sealed Volume
- 0.08 ft.³
- Sealed F3
- 114 Hz
- Vented Volume
- 0.19 ft.³
- Vented F3
- 60 Hz
