5 out of 5
Dayton Audio ND140-8 5-1/4" Aluminum Cone Midbass Neo Driver 8 Ohm
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Product Description
Manufacturer Part Number: ND140-8
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.
Key Features:
Overview:
Dayton Audio ND140-8 5-1/4" Aluminum Cone Midbass Neo Driver 8 Ohm
Dayton Audio's ND140-8 midbass driver features an efficient, low-distortion Neo-Balanced motor that 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.
Specification:
Manuals & Resources:
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.
Key Features:
- Extended-range 54 Hz to 8 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
- 40 watts RMS power handling
Overview:
Dayton Audio ND140-8 5-1/4" Aluminum Cone Midbass Neo Driver 8 Ohm
Dayton Audio's ND140-8 midbass driver features an efficient, low-distortion Neo-Balanced motor that 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.
Specification:
Product Details | |
|---|---|
| Brand | Dayton Audio |
| Model | ND140-8 |
| Part Number | 290-218 |
| UPC | 844632081491 |
| Unit of Measure | Each |
| Weight | 0.95 |
Product Specifications | |
|---|---|
| Nominal Diameter | 5-1/4" |
| Power Handling (RMS) | 40 Watts |
| Power Handling (MAX) | 80 Watts |
| Impedance | 8Ω |
| Frequency Response | 54 to 8,000Hz |
| Sensitivity | 84.5dB 2.83V/1m |
| Voice Coil Diameter | 1" |
Thiele-Small Parameters | |
|---|---|
| Resonant Frequency (Fs) | 56.5Hz |
| DC Resistance (Re) | 7.8Ω |
| Voice Coil Inductance (Le) | 1.44mH |
| Mechanical Q (Qms) | 5.01 |
| Electromagnetic Q (Qes) | 0.79 |
| Total Q (Qts) | 0.68 |
| Compliance Equivalent Volume (Vas) | 0.27ft³ |
| Mechanical Compliance of Suspension (Cms) | 0.76mm/N |
| BL Product (BL) | 6.05T·m |
| Diaphragm Mass Inc. Airload (Mms) | 10.4g |
| Maximum Linear Excursion (Xmax) | 4mm |
| Surface Area of Cone (Sd) | 86.6cm² |
Materials of Construction | |
|---|---|
| Cone Material | Aluminum |
| Surround Material | Rubber |
| Voice Coil Wire Material | Copper |
| Voice Coil Former | Kapton® / Polyimide |
| Basket / Frame Material | Steel |
| Magnet Material | Neodymium |
Mounting Information | |
|---|---|
| Overall Outside Diameter | 5.43" |
| Baffle Cutout Diameter | 4.72" |
| Depth | 2.78" |
| # Mounting Holes | 4 |
Parts Express Staff Recommended Enclosure Volume | |
|---|---|
| Sealed Volume | 0.45ft³ |
| Sealed F3 | 70Hz |
| Vented Volume | 0.75ft³ |
| Vented F3 | 36Hz |
Manuals & Resources:
Attention CA Residents: Prop 65 Warning
WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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Customer Reviews
By Tanya
Date: April 11, 2024
Works great for the size, puts out a lot of volume for how little power it uses. Sounds amazing for small audio projects.
Rating: 
[5 of 5 Stars!]
[5 of 5 Stars!]
By DENIS TROFIMOV
Date: April 07, 2024
They fit with modifications and sound amazing great product
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By Richard A. Kurtz
Date: March 11, 2023
Replaced a driver in an enclosure that we had that the old driver had disintegrated. Worked well.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
Items 1 - 3 of 3 reviews
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