Dayton Audio - ND105-4 4" Aluminum Cone Midbass Neo Driver 4 Ohm

Overview:

Dayton Audio's ND105-4 compact aluminum cone midbass produces high-impact audio demonstrating 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.

Product Highlights:

• Extended-range 60 Hz to 10 kHz performance

• Rubber-edged aluminum alloy cone

• Large excursion capability—4 mm Xmax, 20 mm peak

• Self-shielded Neo-Balanced motor structure

• 1" 4-layer underhung voice coil with polyimide former

• 30 watts RMS power handling

Product Description:

Dayton Audio's compact aluminum cone drivers demonstrate 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 applications, or combined in multiples and line arrays.

Product Specifications: 

• Nominal Diameter          : 4"

• Power Handling (RMS)  : 30 watts

• Power Handling (max)   : 60 watts

• Impedance                     : 4 ohms

• Sensitivity                       : 86.8 dB 2.83V/1m

• Frequency Response     : 60 - 10,000 Hz

• Voice Coil Diameter        : 1"

Thiele-Small Parameters:

• DC Resistance (Re)                                         : 3.7 ohms

• Voice Coil Inductance (Le)                               : 0.76 mH 

• Resonant Frequency (Fs)                                : 78.7 Hz

• Mechanical Q (Qms)                                        : 7.42

• Electromagnetic Q (Qes)                                  : 0.66

• Total Q (Qts)                                                     : 0.61

• Surface Area Of Cone (Sd)                              : 51.5 cm²

• Compliance Equivalent Volume (Vas)              : 0.069 ft.³

• Maximum Linear Excursion (Xmax)                 :4 mm

• Diaphragm Mass Inc. Airload (Mms)                :7.4g

• BL Product (BL)                                                :4.52 Tm

• Mechanical Compliance of Suspension (Cms) :0.55 mm/N

Materials of Construction :   

• Cone Material                     :  Aluminum 

• Surround Material               : Rubber

• Voice Coil Wire Material      : Copper

• Voice Coil Former                : Kapton® / Polyimide

• Magnet Material                   : Neodymium

• Basket / Frame Material       : Steel

Mounting Information:

• Overall Outside Diameter       : 4.13"

• Baffle Cutout Diameter           : 3.66"

• Depth                                      : 2.64"

• Mounting Holes                       : 4

Optimum Cabinet Size  (determined using BassBox 6 Pro High Fidelity suggestion):

• Sealed Volume                      : 0.1 ft.³

• Sealed F3                             : 84 Hz

• Vented Volume                      : 0.3 ft.³

• Vented F3                              : 41 Hz

Product Video:

Dayton Audio ND105-4 Graphs/FRD/ZMA Data File Please Click Here.

Dayton Audio ND105-4 Specification Please Click Here.

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