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Dayton Audio RS225P-4A 8" Reference Paper Woofer 4 Ohm

Dayton AudioPart # 295-567
Model: RS225P-4A
Dayton Audio Reference Series paper cone drivers combine class-leading low distortion performance with the use of a proprietary cone blend. Now with a flatter frequency response and smoother high frequency roll-off allowing for extended bandwidth and easier crossover integration.

Key Features

  • Now with improved frequency response for easier crossover integration
  • Three-part paper composite diaphragm featuring paper, Kevlar, and glass fibers
  • Low-distortion motor, 6-hole cast frame, rubber surround, and solid aluminum phase plug
  • Perfect for use as a woofer, midwoofer, or dedicated midrange driver
  • 92.9 dB sensitivity and 6 mm of excursion
Your Price: $89.98
MSRP: $116.99
Save $27.01 (23%)
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Overview

Dayton Audio RS225P-4A 8" Reference Paper Woofer 4 Ohm

Now with improved frequency response – we tweaked the design and the result is a much a smoother high frequency roll-off allowing for extended bandwidth and easier crossover integration.

The performance of the original groundbreaking Reference Series from Dayton Audio, now available with a paper cone! The Reference Series Paper drivers use a proprietary paper cone formulation combining natural paper pulp and synthetic Kevlar® and glass fibers to create an advanced non-woven fiber composite that delivers the perfect combination of excellent detail and smooth, natural sonic character, plus a distinctive, classy look.

Product Details

BrandDayton Audio
ModelRS225P-4A
Part Number295-567
UPC848791002656
Unit of MeasureEach
Weight6

Product Specifications

Nominal Diameter8"
Bolt Circle Diameter8.23
Power Handling (RMS)80 Watts
Power Handling (MAX)120 Watts
Impedance4Ω
Frequency Response35 to 5,500Hz
Sensitivity92.9dB 2.83V/1m
Voice Coil Diameter1.52"

Thiele-Small Parameters

Resonant Frequency (Fs)37.7Hz
DC Resistance (Re)3.3Ω
Voice Coil Inductance (Le)0.51mH
Mechanical Q (Qms)1.85
Electromagnetic Q (Qes)0.48
Total Q (Qts)0.38
Compliance Equivalent Volume (Vas)1.61ft³
Mechanical Compliance of Suspension (Cms)0.71mm/N
BL Product (BL)6.4T·m
Diaphragm Mass Inc. Airload (Mms)25g
Maximum Linear Excursion (Xmax)6mm
Surface Area of Cone (Sd)213.8cm²

Materials of Construction

Cone MaterialPaper / Kevlar
Surround MaterialRubber
Basket / Frame MaterialCast Aluminum
Magnet MaterialFerrite

Mounting Information

Overall Outside Diameter8.78"
Baffle Cutout Diameter7.24"
Depth3.5"
# Mounting Holes6

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.5ft³
Sealed F379Hz
Vented Volume1ft³
Vented F344Hz

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