Dayton Audio ND65-8
4Ω
8Ω
Full-range
2.5″ / 64 mm
Nominal diameter
102 Hz
Resonance
0.65
Q factor
79 dB
Sensitivity
± 3.5 mm
Linear excursion
30 W
Program Power
![Dayton Audio ND65-8 Full-range](/Dayton/ND65-8/Dayton_ND65-8_(Photo_1).jpg)
![Dayton Audio ND65-8 Full-range](/Dayton/ND65-8/Dayton_ND65-8_(Photo_2).jpg)
![Dayton Audio ND65-8 Full-range](/Dayton/ND65-8/Dayton_ND65-8_(Photo_3).jpg)
- Parts Express
- $$
- Amazon.com
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 79.4
- dB
- Frequency response
- 80 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 102
- Hz
- Mechanical quality factor
- QMS
- 8.23
- Electrical quality factor
- QES
- 0.71
- Total quality factor
- QTS
- 0.65
- Maximum linear excursion
- xmax
- 3.5
- mm
- Air volume displaced at xmax
- VD
- 5.8
- cm³
- Power handling
- P
- 15
- W
- Program power
- Pmax
- 30
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.4
- Ω
- Inductance (1kHz)
- LE
- 0.61
- mH
- VC Diameter
- 19
- mm
- Winding material
- Copper
- Former material
- Kapton® / Polyimide
- Force factor
- Bl
- 4.2
- N/A
- Motor constant
- Bl/√RE
- 1.54
- N/√W
- Material
- Neodymium
- Effective diameter
- 46
- mm
- Effective area
- SD
- 17
- cm²
- Moving mass
- MMS
- 2.6
- g
- Moving mass (without air load)
- MMD
- 2.6
- g
- Material
- Black Anodized Aluminum
- Stiffness
- KMS
- 1.08
- N/mm
- Compliance
- CMS
- 930
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.36
- L
- Mechanical resistance
- RMS
- 0.2
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 2.5
- ″
- 64
- mm
- Overall diameter
- 64
- mm
- Baffle cutout diameter
- 52
- mm
- Overall depth
- 48
- mm
- Volume occupied by the driver (estimated)
- 0.15
- L
- Frame material
- Steel
Available on (affiliate links)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![Dayton Audio ND65-8 Impedance](/Dayton/ND65-8/Dayton_ND65-8_(Impedance).png)
![Dayton Audio ND65-8 SPL](/Dayton/ND65-8/Dayton_ND65-8_(Frequency_response).png)
![Dayton Audio ND65-8 Dimensions](/Dayton/ND65-8/Dayton_ND65-8_(Dimensions).png)
Export this driver to a simulation software:
Closed Box Simulator·![WinISD](/images/export/WinISD.png)
![Basta!](/images/export/Basta.png)
![Hornresp](/images/export/Hornresp.png)
![QSpeakers](/images/export/QSpeakers.png)
![SpeakerSim](/images/export/SpeakerSim.png)
![MfbLabs](/images/export/MfbLabs.png)
![Speakerbench](/images/export/Speakerbench.png)