- Article number
- SPP-110/4
- Woofer Type
- Mid-range woofer
- Nominal Diameter
- 4"
- Power Handling (RMS)
- 30 Watts
- Power Handling (max)
- 60 Watts
- Impedance
- 4 Ohms
- Sensitivity
- 90 dB 1W/m
- Frequency Response
- f3-8,000 Hz
- Voice Coil Diameter
- 25.5 mm
- Magnet Weight
- 280 g
- DC Resistance (Re)
- 3.3 Ohms
- Voice Coil Inductance (Le)
- 0.3 mH
- Resonant Frequency (Fs)
- 53 Hz
- Mechanical Q (Qms)
- 2.01
- Electromagnetic Q (Qes)
- 0.46
- Total Q (Qts)
- 0.37
- Diaphragm Mass Inc. Airload (Mms)
- 4.3 g
- Surface Area of Cone (Sd)
- 55 cm2
- BL Product (BL)
- 3.3 Tm
- Compliance Equivalent Volume (Vas)
- 8 L
- Maximum Linear Excursion (Xmax)
- ± 2 mm
- Cone / Diaphragm Material
- Carbonised plastic
- Voice Coil Former
- Aluminium
- Shielded
- cross
- Overall Outside Diameter
- 135 mm
- Overall Depth
- 60 mm
- # Mounting Holes
- 4
- Mounting Hole Diameter
- 120 mm
