Dayton Audio Reference RS100-4
4Ω
8ΩFull-range
4″ / 98 mm
Nominal diameter
85 Hz
Resonance
0.53
Q factor
83 dB
Sensitivity
± 4 mm
Linear excursion
60 W
Program Power
- Parts Express
- $$
- Amazon.com
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 83.0
- dB
- Frequency response
- 80 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 84.8
- Hz
- Mechanical quality factor
- QMS
- 2.55
- Electrical quality factor
- QES
- 0.66
- Total quality factor
- QTS
- 0.53
- Maximum linear excursion
- xmax
- 4.0
- mm
- Air volume displaced at xmax
- VD
- 14
- cm³
- Power handling
- P
- 30
- W
- Program power
- Pmax
- 60
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.0
- Ω
- Inductance (1kHz)
- LE
- 0.28
- mH
- VC Diameter
- 25
- mm
- Winding material
- Copper
- Former material
- Aluminum
- Force factor
- Bl
- 3.18
- N/A
- Motor constant
- Bl/√RE
- 1.84
- N/√W
- Material
- Ferrite
- Effective diameter
- 67
- mm
- Effective area
- SD
- 35
- cm²
- Moving mass
- MMS
- 4.3
- g
- Moving mass (without air load)
- MMD
- 4.1
- g
- Material
- Black Anodized Aluminum
- Stiffness
- KMS
- 1.21
- N/mm
- Compliance
- CMS
- 830
- µm/N
- Equivalent volume to the compliance
- VAS
- 1.45
- L
- Mechanical resistance
- RMS
- 0.9
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 4
- ″
- 98
- mm
- Overall diameter
- 98
- mm
- Baffle cutout diameter
- 77
- mm
- Overall depth
- 51
- mm
- Volume occupied by the driver (estimated)
- 0.13
- L
- Frame material
- Cast Aluminium