Celestion TFX0412
Coaxial
4″ / 100 mm
Nominal diameter
95 Hz
Resonance
0.59
Q factor
87 dB
Sensitivity
± 4 mm
Linear excursion
200 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.5
- dB
- Frequency response
- 90 - 20000
- Hz
- Resonance frequency (free air)
- fS
- 95.0
- Hz
- Mechanical quality factor
- QMS
- 5.18
- Electrical quality factor
- QES
- 0.67
- Total quality factor
- QTS
- 0.59
- Maximum linear excursion
- xmax
- 4.0
- mm
- Air volume displaced at xmax
- VD
- 23
- cm³
- Power handling
- P
- 100
- W
- Program power
- Pmax
- 200
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.6
- Ω
- Inductance (1kHz)
- LE
- 0.34
- mH
- VC Diameter
- 32
- mm
- Winding height
- HVC
- 11
- mm
- Winding material
- Copper clad aluminium
- Former material
- Polyimide
- Force factor
- Bl
- 5.4
- N/A
- Motor constant
- Bl/√RE
- 2.28
- N/√W
- Air gap height
- HAG
- 6
- mm
- Material
- Ferrite
- Effective diameter
- 85
- mm
- Effective area
- SD
- 57
- cm²
- Moving mass
- MMS
- 5.8
- g
- Moving mass (without air load)
- MMD
- 5.4
- g
- Material
- Reinforced cellulose, waterproof coating
- Stiffness
- KMS
- 2.09
- N/mm
- Compliance
- CMS
- 478
- µm/N
- Equivalent volume to the compliance
- VAS
- 2.18
- L
- Mechanical resistance
- RMS
- 0.674
- N·s/m
- Surround material
- Elastomer
- Nominal diameter
- 4
- ″
- 100
- mm
- Overall diameter
- 126
- mm
- Baffle cutout diameter
- 102
- mm
- Overall depth
- 74
- mm
- Volume occupied by the driver (estimated)
- 0.48
- L
- Net weight
- 2.0
- kg
- Frame material
- Pressed steel