Dayton Audio CF120-4 4-1/2" Woven Carbon Fiber Midwoofer 4 Ohms
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Product description
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.
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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
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Product details
Dayton Audio CF120-4 4-1/2" Woven Carbon Fiber Midwoofer 4 Ohms
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!
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Specifications
Article number CF120-4
Woofer Type Midwoofer
Nominal Diameter 4.50"
Power Handling (RMS) 30 watts
Power Handling (max) 60 watts
Impedance (Z) 4 ohms
Sensitivity 89.1 dB 2.83V/1m
Frequency Response 50 - 15,000 Hz
Voice Coil Diameter 25.4 mm
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
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
Cone / Diaphragm Material Carbon Fiber Composite
Surround Material Rubber
Voice Coil Wire Material Copper
Voice Coil Former Aluminum
Basket / Frame Material Cast Aluminum
Magnet Material Ferrite
Overall Outside Diameter 5" ; Across flats 4.5"
Overall Depth 2.25"
Baffle Cutout Diameter 3.75"
Bolt Circle Diameter 4.5625"
# Mounting Holes 4
Sealed Volume 0.02 ft.³
Sealed F3 153 Hz
Vented Volume 0.06 ft.³
Vented F3 89 Hz