Dayton Audio - ND140-8 - 5-1/4" Aluminum Cone Midbass Driver 8 Ohm

Description

Brand NEW!
Dayton Audio's ND140-8's compact aluminum cone demonstrates the latest advances in high-excursion design processes. Its compact size and high output make it perfect for your next point-source or line array speaker project. When teamed up with the matching ND series passive radiators this driver can produce incredible full sound from compact enclosures.
Product Specifications
Nominal Diameter - 5-1/4"
Power Handling (RMS) - 40 Watts
Power Handling (max) - 80 Watts
Impedance - 8 ohms
Frequency Response - 54 to 8,000 Hz
Sensitivity - 84.5 dB 2.83V/1m
Voice Coil Diameter - 1"
Thiele-Small Parameters
Resonant Frequency (Fs) - 56.5 Hz
DC Resistance (Re) - 7.8 ohms
Voice Coil Inductance (Le) - 1.44 mH
Mechanical Q (Qms) - 5.01
Electromagnetic Q (Qes) - 0.79
Total Q (Qts) - 0.68
Compliance Equivalent Volume (Vas) - 0.27 ft.³
Mechanical Compliance of Suspension (Cms) - 0.76 mm/N
BL Product (BL) - 6.05 Tm
Diaphragm Mass Inc. Airload (Mms) - 10.4g
Maximum Linear Excursion (Xmax) - 4 mm
Surface Area of Cone (Sd) - 86.6 cm²
Materials of Construction
Cone Material - Aluminum
Surround Material - Rubber
Voice Coil Wire Material - Copper
Voice Coil Former - Kapton® / Polyimide
Basket / Frame Material - Steel
Magnet Material - Neodymium
Mounting Information
Overall Outside Diameter - 5.43"
Baffle Cutout Diameter - 4.72"
Depth - 2.78"
# Mounting Holes - 4
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
Sealed Volume - 0.36 ft.³
Sealed F3 - 75 Hz
Vented Volume - 0.84 ft.³
Vented F3 - 37 Hz
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