Dayton Audio DMA45-8
4Ω
8Ω
Full-range
1.5″ / 38 mm
Nominal diameter
151 Hz
Resonance
0.59
Q factor
77 dB
Sensitivity
± 2 mm
Linear excursion
20 W
Program Power
![Dayton Audio DMA45-8 Full-range](/Dayton/DMA45-8/Dayton_DMA45-8_(Photo_1).jpg)
![Dayton Audio DMA45-8 Full-range](/Dayton/DMA45-8/Dayton_DMA45-8_(Photo_2).jpg)
- Parts Express
- $
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 77.3
- dB
- Frequency response
- 150 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 151
- Hz
- Mechanical quality factor
- QMS
- 4.59
- Electrical quality factor
- QES
- 0.68
- Total quality factor
- QTS
- 0.59
- Maximum linear excursion
- xmax
- 2.0
- mm
- Air volume displaced at xmax
- VD
- 1.7
- cm³
- Power handling
- P
- 10
- W
- Program power
- Pmax
- 20
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.0
- Ω
- Inductance (1kHz)
- LE
- 0.4
- mH
- VC Diameter
- 19
- mm
- Force factor
- Bl
- 4.26
- N/A
- Motor constant
- Bl/√RE
- 1.61
- N/√W
- Effective diameter
- 33
- mm
- Effective area
- SD
- 8.6
- cm²
- Moving mass
- MMS
- 1.8
- g
- Moving mass (without air load)
- MMD
- 1.8
- g
- Stiffness
- KMS
- 1.67
- N/mm
- Compliance
- CMS
- 600
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.0566
- L
- Mechanical resistance
- RMS
- 0.37
- N·s/m
- Nominal diameter
- 1.5
- ″
- 38
- mm
Available on (affiliate link)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
![Dayton Audio DMA45-8 Impedance](/Dayton/DMA45-8/Dayton_DMA45-8_(Impedance).png)
![Dayton Audio DMA45-8 SPL](/Dayton/DMA45-8/Dayton_DMA45-8_(Frequency_response).png)
![Dayton Audio DMA45-8 Dimensions](/Dayton/DMA45-8/Dayton_DMA45-8_(Dimensions).png)
Export this driver to a simulation software:
![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)