Celestion TF0818
Low frequency
8″ / 203 mm
Nominal diameter
100 Hz
Resonance
0.43
Q factor
94 dB
Sensitivity
± 5 mm
Linear excursion
200 W
Program Power
- Parts Express
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.2
- dB
- Frequency response
- 70 - 6000
- Hz
- Resonance frequency (free air)
- fS
- 100
- Hz
- Mechanical quality factor
- QMS
- 3.31
- Electrical quality factor
- QES
- 0.49
- Total quality factor
- QTS
- 0.43
- Maximum linear excursion
- xmax
- 5.0
- mm
- Air volume displaced at xmax
- VD
- 114
- cm³
- Power handling
- P
- 100
- W
- Program power
- Pmax
- 200
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.7
- Ω
- Inductance (1kHz)
- LE
- 0.75
- mH
- VC Diameter
- 44
- mm
- Winding height
- HVC
- 13
- mm
- Winding material
- Round copper
- Former material
- Polyimide
- Force factor
- Bl
- 12.95
- N/A
- Motor constant
- Bl/√RE
- 5.0
- N/√W
- Air gap height
- HAG
- 6
- mm
- Weight
- 0.88
- kg
- Material
- Ferrite
- Effective diameter
- 170
- mm
- Effective area
- SD
- 227
- cm²
- Moving mass
- MMS
- 19.6
- g
- Moving mass (without air load)
- MMD
- 17.1
- g
- Material
- Kevlar loaded paper
- Stiffness
- KMS
- 7.69
- N/mm
- Compliance
- CMS
- 130
- µm/N
- Equivalent volume to the compliance
- VAS
- 9.44
- L
- Mechanical resistance
- RMS
- 3.72
- N·s/m
- Surround material
- Cloth-sealed
- Nominal diameter
- 8
- ″
- 203
- mm
- Overall diameter
- 208
- mm
- Baffle cutout diameter
- 183
- mm
- Overall depth
- 99
- mm
- Volume occupied by the driver (estimated)
- 0.87
- L
- Net weight
- 2.3
- kg
- Frame material
- Pressed steel