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CE40-20F-8 1-1/2" x 3/4" Mini Speaker 8 Ohm

Quick Overview

Dayton Audio’s CE40-20F-8 is a unique mini-speaker featuring a treated fabric diaphragm for smooth, natural sound with excellent self-damping. Try it as a mini-tweeter!

Product Highlights

  • Lightweight treated fabric diaphragm
  • Rugged plastic frame with 4 holes for easy mounting
  • Powerful neodymium magnet
  • Use as a tweeter or extended range driver

Product Manuals / Spec Sheets / Downloads

Dayton Audio CE40-20F-8 Specification Sheet

The Commercial Engineering (CE) series of speaker drivers from Dayton Audio provides engineers, designers, and integrators with a line of economical small drivers that fit the diverse range of applications found in consumer electronics and audio-enabled electronic projects.

The Dayton Audio CE40-20F-8 is a compact rectangular mini-speaker featuring a racetrack-shaped, coated fabric diaphragm for extremely low resonance and excellent detail from a small driver. The highly damped diaphragm is an excellent choice for use as an extended-range mini speaker in laptops and flat-screen displays, or as a mini-tweeter to complement small woofers.

Speaker Series CE Series
Model Number CE40-20F-8
List Price $3.99
Color Black
Unit of Measure Each
UPC 848791001130
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 0.01
Speaker Type Mini Speaker
Nominal Diameter 1.5" x .75"
Power Handling (RMS) 1 watt
Power Handling (max) 2 watts
Continuous Program Power --
Impedance 8 ohms
Sensitivity 76 dB @ 1W/1m
Frequency Response

500 - 20

000 Hz

Voice Coil Diameter 12.5 mm
Magnet Weight --
DC Resistance (Re) 6.76 ohms
Voice Coil Inductance (Le) 0.36 mH
Resonant Frequency (Fs) 695 Hz
Mechanical Q (Qms) 1.67
Electromagnetic Q (Qes) 11.9
Total Q (Qts) 1.46
Diaphragm Mass Inc. Airload (Mms) 0.11 g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 0.47 mm/N
Surface Area Of Cone (Sd) 3.5 cm²
Volume of Displacement (Vd) 0.04 cm³
BL Product (BL) 0.53 Tm
Compliance Equivalent Volume (Vas) 0.008 liters
Maximum Linear Excursion (Xmax) 0.1 mm
Drivers Mechanical Losses (Rms) --
Cone / Diaphragm Material Soft Dome
Entry / Exit Diameter --
Surround Material Cloth
Voice Coil Wire Material --
Voice Coil Former --
Basket/Frame Material --
Magnet Material --
Overall Outside Diameter 40 mm x 20 mm
Overall Depth 6.1 mm
Baffle Cutout Diameter 35.3 mm
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --
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