RS125P-4 5" Reference Paper Woofer 4 Ohm
Quick Overview
Dayton Audio Reference Series paper cone drivers combine class-leading low distortion performance with super smooth frequency response due to the use of a proprietary cone blend.Product Highlights
- Three-part paper composite diaphragm featuring paper, Kevlar®, and glass fibers
- Similar cosmetics and design features as original Reference Series with 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
Product Manuals / Spec Sheets / Downloads
Dayton Audio RS125P-4 Specification SheetDayton Audio RS125P-4 Data Files
Buying Options
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.
Speaker Series | Reference Series |
Model Number | RS125P-4 |
Color | Black |
Unit of Measure | Each |
UPC | 848791001420 |
Warranty - Parts | 5 Years |
Warranty - Labor | 5 Years |
Product Shipping Weight (lbs.) | 2.6 |
Speaker Type | Midrange |
Nominal Diameter | 5" |
Power Handling (RMS) | 30 watts |
Power Handling (max) | -- |
Continuous Program Power | -- |
Impedance | 4 ohms |
Sensitivity | 90 dB @ 2.83V/1m |
Frequency Response | 70 - 12,000 Hz |
Voice Coil Diameter | 25 mm |
Magnet Weight | -- |
DC Resistance (Re) | 3.1 ohms |
Voice Coil Inductance (Le) | 0.32 mH @ 1 kHz |
Resonant Frequency (Fs) | 70 Hz |
Mechanical Q (Qms) | 3.19 |
Electromagnetic Q (Qes) | 0.57 |
Total Q (Qts) | 0.48 |
Diaphragm Mass Inc. Airload (Mms) | 5.1g |
Moving Mass Of Diaphragm (Mmd) | -- |
Mechanical Compliance of Suspension (Cms) | 1.02 mm/N |
Surface Area Of Cone (Sd) | 54.11 cm² |
Volume of Displacement (Vd) | 21.64 cm³ |
BL Product (BL) | 3.49 Tm |
Compliance Equivalent Volume (Vas) | 3.98 liters |
Maximum Linear Excursion (Xmax) | 4 mm |
Drivers Mechanical Losses (Rms) | -- |
Cone / Diaphragm Material | Paper / Kevlar Cone |
Entry / Exit Diameter | -- |
Surround Material | Rubber |
Voice Coil Wire Material | Copper |
Voice Coil Former | Aluminum |
Basket/Frame Material | Cast Aluminum |
Magnet Material | Ferrite |
Overall Outside Diameter | 125.5 mm |
Overall Depth | 55 mm |
Baffle Cutout Diameter | 94 mm |
# Mounting Holes | 6 |
Mounting Hole Diameter | -- |
Bolt Circle Diameter | -- |
Product Weight | -- |