Celestion FTR12-3070C
Low frequency
12″ / 305 mm
Nominal diameter
65 Hz
Resonance
0.32
Q factor
96 dB
Sensitivity
± 5.5 mm
Linear excursion
700 W
Program Power
- Amazon.com
- $$$
- Parts Express
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 96.3
- dB
- Frequency response
- 40 - 4000
- Hz
- Resonance frequency (free air)
- fS
- 65.1
- Hz
- Mechanical quality factor
- QMS
- 2.80
- Electrical quality factor
- QES
- 0.36
- Total quality factor
- QTS
- 0.32
- Maximum linear excursion
- xmax
- 5.5
- mm
- Air volume displaced at xmax
- VD
- 292
- cm³
- Power handling
- P
- 350
- W
- Program power
- Pmax
- 700
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.6
- Ω
- Inductance (1kHz)
- LE
- 1.09
- mH
- VC Diameter
- 75
- mm
- Winding height
- HVC
- 16
- mm
- Winding material
- Round copper
- Former material
- Glass fibre
- Force factor
- Bl
- 18.58
- N/A
- Motor constant
- Bl/√RE
- 7.86
- N/√W
- Air gap height
- HAG
- 10
- mm
- Weight
- 2.3
- kg
- Material
- Ferrite
- Effective diameter
- 260
- mm
- Effective area
- SD
- 531
- cm²
- Moving mass
- MMS
- 54.6
- g
- Moving mass (without air load)
- MMD
- 45.8
- g
- Material
- Glass loaded paper (weather-resistant)
- Stiffness
- KMS
- 9.09
- N/mm
- Compliance
- CMS
- 110
- µm/N
- Equivalent volume to the compliance
- VAS
- 43.7
- L
- Mechanical resistance
- RMS
- 7.96
- N·s/m
- Surround material
- Cloth-sealed
- Nominal diameter
- 12
- ″
- 305
- mm
- Overall diameter
- 318
- mm
- Baffle cutout diameter
- 286
- mm
- Overall depth
- 102
- mm
- Volume occupied by the driver (estimated)
- 2.2
- L
- Net weight
- 6.3
- kg
- Frame material
- Cast aluminium