Celestion TF1230S
Low frequency
12″ / 305 mm
Nominal diameter
60 Hz
Resonance
0.37
Q factor
96 dB
Sensitivity
± 4.5 mm
Linear excursion
600 W
Program Power
- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 95.6
- dB
- Frequency response
- 50 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 60.3
- Hz
- Mechanical quality factor
- QMS
- 3.28
- Electrical quality factor
- QES
- 0.42
- Total quality factor
- QTS
- 0.37
- Maximum linear excursion
- xmax
- 4.5
- mm
- Air volume displaced at xmax
- VD
- 239
- cm³
- Power handling
- P
- 300
- W
- Program power
- Pmax
- 600
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 0.98
- mH
- VC Diameter
- 75
- mm
- Winding height
- HVC
- 17
- mm
- Winding material
- Edgewound copper clad aluminium
- Former material
- Polyimide
- Force factor
- Bl
- 16.56
- N/A
- Motor constant
- Bl/√RE
- 6.77
- N/√W
- Air gap height
- HAG
- 8
- mm
- Weight
- 1.7
- kg
- Material
- Ferrite
- Effective diameter
- 260
- mm
- Effective area
- SD
- 531
- cm²
- Moving mass
- MMS
- 51.1
- g
- Moving mass (without air load)
- MMD
- 42.3
- g
- Material
- Kevlar loaded paper
- Stiffness
- KMS
- 7.14
- N/mm
- Compliance
- CMS
- 140
- µm/N
- Equivalent volume to the compliance
- VAS
- 54.4
- L
- Mechanical resistance
- RMS
- 5.91
- N·s/m
- Surround material
- Cloth-sealed
- Nominal diameter
- 12
- ″
- 305
- mm
- Overall diameter
- 318
- mm
- Baffle cutout diameter
- 283
- mm
- Overall depth
- 137
- mm
- Volume occupied by the driver (estimated)
- 2.1
- L
- Net weight
- 4.3
- kg
- Frame material
- Pressed steel