Dayton Audio DMA105-4
4Ω
8ΩFull-range
4″ / 102 mm
Nominal diameter
73 Hz
Resonance
0.51
Q factor
86 dB
Sensitivity
± 2.5 mm
Linear excursion
70 W
Program Power
.jpg)
.jpg)
.jpg)
- Parts Express
- $$
- Amazon.com
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.1
- dB
- Frequency response
- 70 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 72.7
- Hz
- Mechanical quality factor
- QMS
- 2.60
- Electrical quality factor
- QES
- 0.63
- Total quality factor
- QTS
- 0.51
- Maximum linear excursion
- xmax
- 2.5
- mm
- Air volume displaced at xmax
- VD
- 14
- cm³
- Power handling
- P
- 35
- W
- Program power
- Pmax
- 70
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.4
- Ω
- Inductance (1kHz)
- LE
- 0.3
- mH
- VC Diameter
- 25
- mm
- Force factor
- Bl
- 3.4
- N/A
- Motor constant
- Bl/√RE
- 1.84
- N/√W
- Effective diameter
- 83
- mm
- Effective area
- SD
- 54
- cm²
- Moving mass
- MMS
- 4.5
- g
- Moving mass (without air load)
- MMD
- 4.2
- g
- Stiffness
- KMS
- 0.94
- N/mm
- Compliance
- CMS
- 1060
- µm/N
- Equivalent volume to the compliance
- VAS
- 4.25
- L
- Mechanical resistance
- RMS
- 0.79
- N·s/m
- Nominal diameter
- 4
- ″
- 102
- mm
- Volume occupied by the driver (estimated)
- 0.14
- L
Available on (affiliate links)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
.png)
.png)
.png)
Export this driver to a simulation software:
Closed Box Simulator·





