- Article number
- SP-4/60PRO
- EAN
- 4007754226881
- Woofer Type
- Midwoofer
- Nominal Diameter
- 4"
- Power Handling (RMS)
- 30 Watt
- Power Handling (max)
- 60 Watt
- Impedance (Z)
- 8 Ω
- Sensitivity (SPL at 1m / 2.83V)
- 90 dB
- Frequency Response
- 90 - 10.000 Hz
- Voice Coil Diameter
- 25 mm
- Magnet Weight
- 370 g
- DC Resistance (Re)
- 6.76 Ω
- Voice Coil Inductance (Le)
- 0.30 mH
- Resonant Frequency (Fs)
- 92 Hz
- Mechanical Q (Qms)
- 5.35
- Electromagnetic Q (Qes)
- 0.67
- Total Q (Qts)
- 0.6
- Diaphragm Mass Inc. Airload (Mms)
- 6.3 g
- Mechanical Compliance of Suspension (Cms)
- 0.47 mm/N
- Surface Area of Cone (Sd)
- 68 cm²
- BL Product (BL)
- 5.85 Tm
- Compliance Equivalent Volume (Vas)
- 3 L
- Maximum Linear Excursion (Xmax)
- 2.3 mm
- Cone / Diaphragm Material
- Paper
- Surround Material
- Foam
- Voice Coil Former
- Kapton
- Basket / Frame Material
- Stamped steel
- Magnet Material
- Ferrite
- Overall Outside Diameter
- 113 x 113 mm
- Overall Depth
- 63 mm
- Baffle Cutout Diameter
- 103 mm
- # Mounting Holes
- 4
- Mounting Hole Diameter
- 5.0 mm