- Article number
- HDS-P830992
- EAN
- 0844632083945
- Woofer Series
- Peerless by Tymphany HDS series
- Woofer Type
- Midwoofer
- Nominal Diameter
- 4"
- Power Handling (RMS)
- 30 Watts
- Impedance (Z)
- 8 Ω
- Sensitivity (SPL at 1m / 2.83V)
- 85.5 dB
- Frequency Response
- 60 - 15000 Hz
- Voice Coil Diameter
- 25.7 mm
- DC Resistance (Re)
- 5.2 Ω
- Voice Coil Inductance (Le)
- 0.23 mH
- Resonant Frequency (Fs)
- 120 Hz
- Mechanical Q (Qms)
- 2.17
- Electromagnetic Q (Qes)
- 0.94
- Total Q (Qts)
- 0.66
- Diaphragm Mass Inc. Airload (Mms)
- 5.72 g
- Mechanical Compliance of Suspension (Cms)
- 320 μm/N
- Surface Area of Cone (Sd)
- 55.4 cm²
- BL Product (BL)
- 4.85 Tm
- Compliance Equivalent Volume (Vas)
- 1.39 L
- Maximum Linear Excursion (Xmax)
- 7.5 mm
- Cone / Diaphragm Material
- Fiberglass
- Surround Material
- Rubber
- Basket / Frame Material
- Cast Aluminum
- Magnet Material
- Ferrite
- Overall Outside Diameter
- Ø 120.4 x 106.6 mm
- Overall Depth
- 63.4 mm
- Baffle Cutout Diameter
- 95 mm
- Bolt Circle Diameter
- 110 mm
- # Mounting Holes
- 6
- Mounting Hole Diameter
- 4.6 mm