RS100-4 4" Reference Full-Range Driver 4 Ohm

Quick Overview

The Dayton Audio Reference Series sets a new standard of value in high-performance loudspeaker drivers.

Product Highlights

  • Full-range capability
  • Long-excursion motor and suspension for strong bass performance
  • Subtle yet high-tech look makes a bold cosmetic statement
  • Great replacement for the Dayton RS100S-8 4" Reference Shielded Full-Range Driver

Product Manuals / Spec Sheets / Downloads

Dayton Audio RS100-4 Specification Sheet
Dayton Audio RS100-4 Data Files

Buying Options

The Dayton Reference Series sets a new standard of value in high-performance loudspeaker drivers. Utilizing a low-distortion motor system with two short-circuit paths and a rigid aluminum cone, the Reference Series can outperform drivers that cost several times the price. Their low-distortion characteristics and high excursion capabilities provide exceptional clarity, detail, and dynamics. Woofer features a black anodized cone, heavy-duty 6-hole cast frame, low-loss rubber surround, solid aluminum phase plug, rubber magnet boot, and gold terminals.


Sealed Volume 0.03 ft.³
Sealed F3 143 Hz
Vented Volume 0.1 ft.³
Vented F3 72 Hz
* Enclosure volume/F3s based on BassBox "optimum" calculations

Speaker Series Reference Series
Model Number RS100-4
Color Black
Unit of Measure Each
UPC 844632068133
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 1.4
Speaker Type Full-Range
Nominal Diameter 4"
Power Handling (RMS) 30 watts
Power Handling (max) 60 watts
Continuous Program Power --
Impedance 4 ohms
Sensitivity 87.5 dB @ 2.83V/1m
Frequency Response 80 - 20,000 Hz
Voice Coil Diameter 25 mm
Magnet Weight --
DC Resistance (Re) 3 ohms
Voice Coil Inductance (Le) 0.28 mH @ 1 kHz
Resonant Frequency (Fs) 84.8 Hz
Mechanical Q (Qms) 2.55
Electromagnetic Q (Qes) 0.66
Total Q (Qts) 0.53
Diaphragm Mass Inc. Airload (Mms) 4.3g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 0.83 mm/N
Surface Area Of Cone (Sd) 35.3 cm²
Volume of Displacement (Vd) 14.1 cm³
BL Product (BL) 3.18 Tm
Compliance Equivalent Volume (Vas) 1.45 liters
Maximum Linear Excursion (Xmax) 4.0 mm
Drivers Mechanical Losses (Rms) --
Cone / Diaphragm Material Black Anodized Aluminum 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 98 mm
Overall Depth 51 mm
Baffle Cutout Diameter 77.2 mm
# Mounting Holes 6
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --