Dayton Audio - ND65-4 - 2-1/2" Aluminum Cone Full-Range Neo Driver 4 Ohm

Description

Brand NEW!
Including 90 Days USA Factory Warranty.
Dayton Audio's compact ND65-4 aluminum cone full-range driver demonstrates the latest advances in high-excursion design processes. When teamed up with the matching ND series passive radiators this driver can produce incredible full sound from compact enclosures.
Key Features
Rubber-edged aluminum alloy cone
Large excursion capability
Self-shielded Neo-Balanced motor structure
4-layer underhung voice coil with polyimide former
High power handling
Dayton Audio's compact ND65-4 aluminum cone driver demonstrates the latest advances in high-excursion design processes. An efficient, low-distortion Neo-Balanced motor is combined with a rigid yet lightweight aluminum diaphragm, yielding impressive high-impact audio reproduction. Perfect for single point-source speaker applications, or combined in multiples and line arrays.
Product Specifications
Nominal Diameter2-1/2"
Moving Mass Of Diaphragm (Mmd)2.5
Power Handling (RMS)15 Watts
Power Handling (MAX)30 Watts
Impedance4Ω
Frequency Response85 to 20,000Hz
Sensitivity83dB 2.83V/1m
Voice Coil Diameter0.75"
Thiele-Small Parameters
Resonant Frequency (Fs)89.5Hz
DC Resistance (Re)3.5Ω
Voice Coil Inductance (Le)0.44mH
Mechanical Q (Qms)5.56
Electromagnetic Q (Qes)0.68
Total Q (Qts)0.61
Compliance Equivalent Volume (Vas)0.03ft³
Mechanical Compliance of Suspension (Cms)1.26mm/N
BL Product (BL)2.68T·m
Maximum Linear Excursion (Xmax)3.5mm
Surface Area of Cone (Sd)15.6cm²
Materials of Construction
Cone Material - Aluminum
Surround Material - Rubber
Voice Coil Wire Material - Copper
Voice Coil Former - Kapton® / Polyimide
Basket / Frame Material - Steel
Magnet MaterialNeodymium
Mounting Information
Overall Outside Diameter 2.52"
Baffle Cutout Diameter 2.05"
Depth 1.89"
# Mounting Holes 4
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
Sealed Volume 0.05ft³
Sealed F3 102Hz
Vented Volume 0.08ft³
Vented F3 53Hz
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