DAYTON AUDIO RS225P-4A Speaker Driver Woofer Paper 80W 4Ω 93dB 35Hz - 5500Hz Ø20.3cm

Dayton Audio's Reference Series paper-diaphragm drivers combine state-of-the-art distortion performance. They also offer a more linear frequency response and smoother high-frequency attenuation, allowing for extended bandwidth and easier crossover integration.

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Dayton Audio RS225P-4A

Speaker Driver Woofer Paper 80W 4Ω 93dB 35Hz - 5500Hz Ø20.3cm

Dayton Audio RS225P-4A Haut-Parleur de Grave Papier 80W 4Ω 93dB 35Hz - 5500Hz Ø20.3cm

Dayton Audio's Reference Series paper-diaphragm drivers combine state-of-the-art distortion performance. They also offer a more linear frequency response and smoother high-frequency attenuation, allowing for extended bandwidth and easier crossover integration.

The diaphragm of this RS225P-4A loudspeaker benefits from a special design, combining natural pulp, synthetic Kevlar and fiberglass to create an advanced non-woven fiber composite, offering the perfect combination for a smooth, natural and detailed sound reproduction.

Dayton Audio RS225P-4A Haut-Parleur de Grave Papier 80W 4Ω 93dB 35Hz - 5500Hz Ø20.3cm

Technical characteristics

Specifications
Speaker driver typeWoofer
Nominal diameterØ203mm (8")
PowerRMS : 80W
Max : 120W
Impedance4Ω
Frequency response35Hz - 5500Hz
Sensitivity92.9dB @ 2.83V/1m
Voice coil diameterØ38.6mm (1.52")
Weight2.72kg
Thiele-Small Parameters
Resonant frequency (Fs)37.7Hz
DC Resistance (Re)3.3Ω
Voice coil inductance (Le)0.51mH
Mechanical quality coefficient (Qms)1.85
Electromagnetic quality coefficient (Qes)0.48
Total quality coefficient (Qts)0.38
Compliance equivalent volume (Vas)45.8L
Mechanical compliance of suspension (Cms)0.71mm/N
Force factor (BL)6.4Tm
Moving mass of diaphragm (Mmd)25g
Maximum linear excursion (Xmax)6mm
Surface area of cone (Sd)213.8cm²
Materials
Cone materialPaper / Kevlar
Surround materialRubber
Frame materialCast Aluminum
Magnet materialFerrite
Mounting informations
Total external diameterØ223mm (8.78")
Cutout diameterØ183.9mm (7.24")
Depth88.9mm (3.5")
Bolt circle diameter209mm (8.23")
Number of mounting hols6
optimum cabinet size (Measured with BassBox 6 Pro High Fidelity)
Sealed volume12.743L (0.45ft.³)
Sealed F383Hz
Vented volume27.467L (0.97ft.³)
Vented F349Hz
Guide : Comprendre les paramètres Thiele & Small
 
Data sheet
Speaker Power (W RMS)80.0
Speaker TypeWoofer
Impedance (Ω)4
Loudspeaker diameter (mm)203.0
Diaphragm typeKevlar
Diaphragm typePaper
Efficiency / Sensitivity (dB)93.0
Max Linear Excursion (Xmax) (mm)6.0
Lowest frequency (Hz)35
Highest frequency (Hz)5500
 
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DAYTON AUDIO RS225P-4A Speaker Driver Woofer Paper 80W 4Ω 93dB 35Hz - 5500Hz Ø20.3cm
Dayton Audio's Reference Series paper-diaphragm drivers combine state-of-the-art distortion performance. They also offer a more linear...

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