- Article number
- W4-1320SIF
- EAN
- 0844632092824
- 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
- 75 to 20,000 Hz
- Voice Coil Diameter
- 1"
- Magnet Weight
- 18.6 oz.
- DC Resistance (Re)
- 6.3 ohms
- Voice Coil Inductance (Le)
- 0.02 mH
- Resonant Frequency (Fs)
- 75 Hz
- Mechanical Q (Qms)
- 2.52
- Electromagnetic Q (Qes)
- 0.42
- Total Q (Qts)
- 0.36
- Diaphragm Mass Inc. Airload (Mms)
- 3.99g
- Mechanical Compliance of Suspension (Cms)
- 1.13 mm/N
- Surface Area of Cone (Sd)
- 57 cm²
- BL Product (BL)
- 5.31 Tm
- Compliance Equivalent Volume (Vas)
- 0.18 ft.³
- Maximum Linear Excursion (Xmax)
- 3 mm
- Cone / Diaphragm Material
- Bamboo Fiber / Paper
- Surround Material
- Rubber
- Basket / Frame Material
- Cast Aluminum
- Magnet Material
- Ferrite
- Overall Outside Diameter
- 4.94"
- Overall Depth
- 3.24"
- Baffle Cutout Diameter
- 3.74"
- # Mounting Holes
- 4
- Sealed Volume
- 0.04 ft.³
- Sealed F3
- 166 Hz
- Vented Volume
- 0.1 ft.³
- Vented F3
- 96 Hz