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.
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
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.
Nominal Diameter |
4" |
Power Handling (RMS) |
30 Watts |
Power Handling (MAX) |
60 Watts |
Impedance |
4Ω |
Frequency Response |
60 - 10,000 Hz |
Sensitivity |
86.8 dB 2.83V/1m |
Voice Coil Diameter |
1" |
Resonant Frequency (Fs) |
78.7Hz |
DC Resistance (Re) |
3.7Ω |
Voice Coil Inductance (Le) |
0.76mH |
Mechanical Q (Qms) |
7.42 |
Electromagnetic Q (Qes) |
0.66 |
Total Q (Qts) |
0.61 |
Compliance Equivalent Volume (Vas) |
0.069ft³ |
Surface Area Of Cone (Sd) |
51.5 cm² |
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 |
Cone Material |
Aluminum |
Surround Material |
Rubber |
Voice Coil Wire Material |
Copper |
Voice Coil Former |
Kapton® / Polyimide |
Basket / Frame Material |
Neodymium |
Magnet Material |
Steel |
Overall Outside Diameter |
4.13" |
Baffle Cutout Diameter |
3.66" |
Depth |
2.64" |
# Mounting Holes |
4 |
Sealed Volume |
0.1ft³ |
Sealed F3 |
84Hz |
Vented Volume |
0.3ft³ |
Vented F3 |
41Hz |