PC68-4 2-1/2" Full-Range Poly Cone Driver

Poly damped woven glass fiber cone controls cone break-u

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Dayton Audio's PC68-4 2-1/2" full-range driver will deliver smooth and natural response from extremely compact designs. When used in line arrays, portable speakers, sound bars, or as a dedicated midrange in 3-way designs this driver will prove to be an ex

The Dayton Audio PC68-4 2-1/2" full-range driver features a poly damped woven glass fiber cone, rubber surround, and high energy motor. Offering great full-range performance, controlled off-axis response, and high efficiency, this driver will provide impressive output for its size. Perfect for use in line arrays, sound bars, portable speakers, or even car audio the Dayton Audio PC68-4 driver will deliver high fidelity and low distortion from compact applications for an amazing value.


• Poly damped woven glass fiber cone controls cone break-up and provides a smooth roll-off
• High energy ferrite magnet increases BL for higher efficiency and increased output
• Rubber surround improves cone linearity and transients
• Smooth response with true full-range reproduction for simple speaker designs

Model Number PC68-4
Color Black
Unit of Measure Each
UPC 848791003981
Warranty - Parts 5 Years
Warranty - Labor 5 Years
Product Shipping Weight (lbs.) 0.6500
Speaker Type Full-Range
Nominal Diameter 2.50"
Power Handling (RMS) 20 watts
Power Handling (max) 40 watts
Continuous Program Power --
Impedance 4 ohms
Sensitivity 86.1 dB @ 2.83V/1m
Frequency Response 120 - 17,000 Hz
Voice Coil Diameter 0.75"
Magnet Weight --
DC Resistance (Re) 3.8 ohms
Voice Coil Inductance (Le) 0.29 mH
Resonant Frequency (Fs) 117.1 Hz
Mechanical Q (Qms) 2.49
Electromagnetic Q (Qes) 0.87
Total Q (Qts) 0.65
Diaphragm Mass Inc. Airload (Mms) 1.7g
Moving Mass Of Diaphragm (Mmd) --
Mechanical Compliance of Suspension (Cms) 1.07 mm/N
Surface Area Of Cone (Sd) 21.2 cm²
Volume of Displacement (Vd) 4.2 cm³
BL Product (BL) 2.4 Tm
Compliance Equivalent Volume (Vas) 0.7 liters
Maximum Linear Excursion (Xmax) 2.0 mm
Driver's Mechanical Losses (Rms) --
Cone / Diaphragm Material Poly Composite Cone
Entry / Exit Diameter --
Surround Material Rubber
Voice Coil Wire Material Copper
Voice Coil Former Aluminum
Basket/Frame Material Stamped Steel
Magnet Material Ferrite
Overall Outside Diameter 68 mm
Overall Depth 37 mm
Baffle Cutout Diameter 64 mm
# Mounting Holes 4
Mounting Hole Diameter --
Bolt Circle Diameter 73 mm
Product Weight --
SKU 848791003981
Model # PC68-4
Barcode # 848791003981
Brand Dayton Audio
Shipping Weight 0.2840kg
Shipping Width 0.076m
Shipping Height 0.051m
Shipping Length 0.076m
Shipping Cubic 0.000295000m3

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