EASTECH ASDFD4004-0801
Full-range
2.5″ / 64 mm
Nominal diameter
163 Hz
Resonance
0.83
Q factor
85 dB
Sensitivity
± 1.4 mm
Linear excursion
30 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 84.6
- dB
- Resonance frequency (free air)
- fS
- 163
- Hz
- Mechanical quality factor
- QMS
- 5.66
- Electrical quality factor
- QES
- 0.97
- Total quality factor
- QTS
- 0.83
- Maximum linear excursion
- xmax
- 1.4
- mm
- Air volume displaced at xmax
- VD
- 3.2
- cm³
- Power handling
- P
- 15
- W
- Program power
- Pmax
- 30
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 7.1
- Ω
- Inductance (1kHz)
- LE
- 0.14
- mH
- VC Diameter
- 20
- mm
- Winding height
- HVC
- 5.9
- mm
- Winding material
- PESVCCAW
- Former material
- Polyimide
- Force factor
- Bl
- 3.66
- N/A
- Motor constant
- Bl/√RE
- 1.37
- N/√W
- Air gap height
- HAG
- 3
- mm
- Material
- Neodymium
- Effective diameter
- 54
- mm
- Effective area
- SD
- 23
- cm²
- Moving mass
- MMS
- 1.8
- g
- Moving mass (without air load)
- MMD
- 1.7
- g
- Material
- Paper
- Stiffness
- KMS
- 1.85
- N/mm
- Compliance
- CMS
- 540
- µm/N
- Equivalent volume to the compliance
- VAS
- 0.397
- L
- Mechanical resistance
- RMS
- 0.32
- N·s/m
- Surround material
- Rubber
- Nominal diameter
- 2.5
- ″
- 64
- mm
- Net weight
- 0.1
- kg
- Frame material
- Steel