Dayton Audio DC130BS-4 5-1/4" Classic Shielded Woofer 4 Ohm 

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Product description

The Dayton Audio Classic woofers are excellent as replacements or for new system design and construction. With impressive bass performance and smooth overall response, they are popular in many DIY loudspeaker projects.

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Highlights

Treated paper cone provides smooth response and low energy storage

Aluminum former and porous dustcap for high power handling

Large diameter flat spider and good Xmax for clean bass

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Product details

Dayton Audio DC130BS-4 5-1/4" Classic Shielded Woofer 4 Ohm

The Dayton Audio Classic woofers are excellent as replacements or for new system design and construction. Their versatile set of parameters make them suitable for sealed or vented enclosure designs. With impressive bass performance and smooth overall response, they are popular in many DIY loudspeaker projects.

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Specifications

Article number DC130BS-4

Woofer Series Classic Series

Woofer Type Midwoofer

Nominal Diameter 5.25"

Power Handling (RMS) 30 Watts

Power Handling (max) 60 Watts

Impedance (Z) 4 ohms

Sensitivity 91.6 dB @ 2.83V/1m

Frequency Response 55 to 4,000 Hz

Voice Coil Diameter 25 mm

DC Resistance (Re) 3.55 ohms

Voice Coil Inductance (Le) 0.5 mH @ 1 kHz

Resonant Frequency (Fs) 51.8 Hz

Mechanical Q (Qms) 1.86

Electromagnetic Q (Qes) 0.44

Total Q (Qts) 0.35

Diaphragm Mass Inc. Airload (Mms) 8.8g

Mechanical Compliance of Suspension (Cms) 1.08 mm/N

Surface Area of Cone (Sd) 93.3 cm²

Volume of Displacement (Vd) 14.0 cm³

BL Product (BL) 4.8 Tm

Compliance Equivalent Volume (Vas) 13.2 liters

Maximum Linear Excursion (Xmax) 2.5 mm

Cone / Diaphragm Material Coated Paper

Surround Material Rubber

Voice Coil Wire Material Copper

Voice Coil Former Aluminum

Basket / Frame Material Steel

Magnet Material Ferrite

Shielded Yes

Overall Outside Diameter 145 mm

Overall Depth 77.4 mm

Baffle Cutout Diameter 120 mm

Bolt Circle Diameter 5.24"

# Mounting Holes 4

Sealed Volume 0.12 ft.³

Sealed F3 119 Hz

Vented Volume

Vented F3 64 Hz