Your shopping cart is currently empty.
RS180P-4 7" 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
- 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 as a woofer, midwoofer, or dedicated midrange driver
- Three-part paper composite diaphragm featuring paper, Kevlar®, and glass fibers
- 6 mm of Xmax and 88.2 dB sensitivity
Product Manuals / Spec Sheets / Downloads
Dayton Audio RS180P-4 Specification SheetBuying 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.
OPTIMUM CABINET SIZE *
Sealed Volume 0.27 ft.³
Sealed F3 78 Hz
Vented Volume 0.64 ft.³
Vented F3 42 Hz
* Enclosure volume/F3s based on BassBox "optimum" calculations
| Speaker Series | Reference Series |
| Model Number | RS180P-4 |
| Color | Black |
| Unit of Measure | Each |
| UPC | 848791001444 |
| Warranty - Parts | 5 Years |
| Warranty - Labor | 5 Years |
| Product Shipping Weight (lbs.) | 4 |
| Speaker Type | Woofer |
| Nominal Diameter | 7" |
| Power Handling (RMS) | 60 watts |
| Power Handling (max) | 90 watts |
| Continuous Program Power | -- |
| Impedance | 4 ohms |
| Sensitivity | 90.8 dB @ 2.83V/1m |
| Frequency Response |
35 - 8 000 Hz |
| Voice Coil Diameter | 38.5 mm |
| Magnet Weight | -- |
| DC Resistance (Re) | 3.1 ohms |
| Voice Coil Inductance (Le) | 0.47 mH @ 1 kHz |
| Resonant Frequency (Fs) | 37.7 Hz |
| Mechanical Q (Qms) | 1.98 |
| Electromagnetic Q (Qes) | 0.48 |
| Total Q (Qts) | 0.39 |
| Diaphragm Mass Inc. Airload (Mms) | 14.8g |
| Moving Mass Of Diaphragm (Mmd) | -- |
| Mechanical Compliance of Suspension (Cms) | 1.21 mm/N |
| Surface Area Of Cone (Sd) | 126.7 cm² |
| Volume of Displacement (Vd) | 76.02 cm³ |
| BL Product (BL) | 4.67 Tm |
| Compliance Equivalent Volume (Vas) | 27.3 liters |
| Maximum Linear Excursion (Xmax) | 6 mm |
| Drivers Mechanical Losses (Rms) | -- |
| Cone / Diaphragm Material | Paper / Kevlar Cone |
| Entry / Exit Diameter | -- |
| Surround Material | Rubber |
| Voice Coil Wire Material | -- |
| Voice Coil Former | -- |
| Basket/Frame Material | Cast Aluminum |
| Magnet Material | Ferrite |
| Overall Outside Diameter | 180.5 mm |
| Overall Depth | 81 mm |
| Baffle Cutout Diameter | 146 mm |
| # Mounting Holes | 6 |
| Mounting Hole Diameter | -- |
| Bolt Circle Diameter | 168.40 mm |
| Product Weight | -- |