Dayton Audio SD215A-88 8" Subwoofer audio components

Product description

The Dayton Audio SD215A-88 8" subwoofer speaker is one of the best bang-for-the-buck low frequency drivers available today.

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Highlights

Works equally well in sealed or vented enclosures

Attractive gasket-less design

Long-life rubber surround for years of reliable service

Excellent bottom octave performance

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Product details

Dayton Audio SD215A-88 8" DVC Subwoofer

The Dayton Audio SD215A-88 8" subwoofer speaker is one of the best bang-for-the-buck low frequency drivers available today. Dayton Audio DVC Series woofers were designed to offer the maximum performance-per-dollar. The speakers feature poly coated paper cones, wide rubber surrounds, large dual 8 ohm voice coils, vented pole pieces, and bumped back plates. Their healthy Xmax, long-throw construction, and dual voice coils make them perfect for any economical yet high-performing subwoofer speaker system.

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Specifications

Article number SD215A-88

Woofer Series DVC Series

Woofer Type Subwoofer

Nominal Diameter 8"

Power Handling (RMS) 80 watts

Power Handling (max) 160 watts

Impedance (Z) 8+8 ohms

Sensitivity 85.9 dB @ 1W/1m

Frequency Response 31 - 2,500 Hz

Voice Coil Diameter 38.5 mm

DC Resistance (Re) 3.20 ohms

Voice Coil Inductance (Le) 1.16 mH

Resonant Frequency (Fs) 31.0 Hz

Mechanical Q (Qms) 3.10

Electromagnetic Q (Qes) 0.45

Total Q (Qts) 0.39

Diaphragm Mass Inc. Airload (Mms) 42.40 g

Mechanical Compliance of Suspension (Cms) 0.62 mm/N

Surface Area of Cone (Sd) 208.7 cm²

Volume of Displacement (Vd) 125.2 cm³

BL Product (BL) 7.70 Tm

Compliance Equivalent Volume (Vas) 38.2 liters

Maximum Linear Excursion (Xmax) 6.0 mm

Cone / Diaphragm Material Coated Paper

Surround Material Rubber

Voice Coil Wire Material Copper

Voice Coil Former Aluminum

Dual Voice Coil Yes

Basket / Frame Material Steel

Magnet Material Ferrite

Overall Outside Diameter 216 mm

Overall Depth 95 mm

Baffle Cutout Diameter 180 mm

# Mounting Holes 5

Sealed Volume 0.33 ft.³

Sealed F3 68 Hz

Vented Volume 0.95 ft.³

Vented F3 38 Hz