Dayton Audio DMA105-8
4Ω
8Ω
Full-range
| Nominal diameter | 4″ / 102 mm |
| Resonance | 72 Hz |
| Q factor | 0.63 |
| Sensitivity | 84.5 dB |
| Linear excursion | ± 2.5 mm |
| Program Power | 70 W |
.jpg)
.jpg)
.jpg)
Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.5dB
- Frequency response 70 - 20000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 72Hz
- Mechanical quality factor QMS 2.64
- Electrical quality factor QES 0.83
- Total quality factor QTS 0.63
Large signal parameters
- Maximum linear excursion xmax 2.5mm
- Air volume displaced at xmax VD 14cm³
- Power handling P 35W
- Program power Pmax 70W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 7.5Ω
- Inductance (1kHz) LE 0.6mH
- VC Diameter 25.4mm
Magnet
- Force factor Bl 4.5N/A
- Motor constant Bl/√RE 1.64N/√W
Diaphragm
- Effective diameter 83mm
- Effective area SD 54.1cm²
- Moving mass MMS 4.9g
- Moving mass (without air load) MMD 4.6g
Suspensions
- Stiffness KMS 1N/mm
- Compliance CMS 1000µm/N
- Equivalent volume to the compliance VAS 4.25L
- Mechanical resistance RMS 0.84N·s/m
Dimensions
- Nominal diameter 4″
- 102mm
- Volume occupied by the driver (estimated) 0.14L
.png)
.png)
.png)
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs.jpg.webp)
.jpg.webp)
.jpg.webp)