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CF120-4 4-1/2" Woven Carbon Fiber Midwoofer 4 Ohms

Quick Overview

Dayton Audio's CF120-4 4-1/2" midwoofer utilizes a high-tech carbon fiber cone to create its own perfect combination of visual aesthetics and uncompromising audio performance.

Product Highlights

• Pincushion cast aluminum frame
• Ultra-light and stiff woven carbon fiber cone
• Copper cap and large magnet provide a low distortion motor structure
• Durable and potent 1" diameter hi-temp 2-layer voice coil
• Black anodized aluminum vented former increases heat dissipation and power handling
• Flat extended frequency response to 15,000 Hz
• Great for small satellite 2-way, MTM designs, or high-end car audio applications

Product Manuals / Spec Sheets / Downloads

Product Description

Take one longing glance at the Dayton Audio CF120-4 4-1/2" midwoofer's carbon fiber cone, cast frame, and large magnet, and you'll realize performance, not cost, was the primary development criteria. Delve further into the product details, and the flat extended frequency response, strong motor, and well-balanced parameters will confirm your thoughts. This beautiful driver looks awesome -- and performs as well as it looks!

Product Details

Model Number CF120-4
List Price $58.99
Color Black
Unit of Measure Each
UPC 848791001895
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 2.0000
Speaker Type Woofer
Nominal Diameter 4.50"
Power Handling (RMS) 30 watts
Power Handling (max) 60 watts
Continuous Program Power --
Impedance 4 ohms
Sensitivity 89.1 dB 2.83V/1m
Frequency Response 50 - 15,000 Hz
Voice Coil Diameter 25.4 mm
Magnet Weight --
DC Resistance (Re) 3.4 ohms
Voice Coil Inductance (Le) 0.45 mH @ 1 kHz
Resonant Frequency (Fs) 53.2 Hz
Mechanical Q (Qms) 1.89
Electromagnetic Q (Qes) 0.32
Total Q (Qts) 0.28
Diaphragm Mass Inc. Airload (Mms) 6.9g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 1.31 mm/N
Surface Area Of Cone (Sd) 51.5 cm²
Volume of Displacement (Vd) 20.6 cm³
BL Product (BL) 4.94 Tm
Compliance Equivalent Volume (Vas) 4.87 liters
Maximum Linear Excursion (Xmax) 3.5 mm
Driver's Mechanical Losses (Rms) --
Entry / Exit Diameter --
Surround Material --
Voice Coil Wire Material --
Voice Coil Former --
Basket/Frame Material --
Magnet Material --
Overall Outside Diameter 4-7/8"
Overall Depth 2-5/16"
Baffle Cutout Diameter 4"
Mounting Hole Diameter --
Bolt Circle Diameter --
Product Weight --