Celestion TF1530e
Low frequency
15″ / 381 mm
Nominal diameter
44 Hz
Resonance
0.33
Q factor
98 dB
Sensitivity
± 6.5 mm
Linear excursion
800 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 98.0
- dB
- Frequency response
- 40 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 43.6
- Hz
- Mechanical quality factor
- QMS
- 2.76
- Electrical quality factor
- QES
- 0.37
- Total quality factor
- QTS
- 0.33
- Maximum linear excursion
- xmax
- 6.5
- mm
- Air volume displaced at xmax
- VD
- 556
- cm³
- Power handling
- P
- 400
- W
- Program power
- Pmax
- 800
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.5
- Ω
- Inductance (1kHz)
- LE
- 0.79
- mH
- VC Diameter
- 75
- mm
- Winding height
- HVC
- 17
- mm
- Winding material
- Edgewound copper clad aluminium
- Former material
- Glass Fibre
- Force factor
- Bl
- 17.03
- N/A
- Motor constant
- Bl/√RE
- 7.27
- N/√W
- Air gap height
- HAG
- 8
- mm
- Weight
- 2.44
- kg
- Material
- Ferrite
- Effective diameter
- 330
- mm
- Effective area
- SD
- 855
- cm²
- Moving mass
- MMS
- 71.9
- g
- Moving mass (without air load)
- MMD
- 54.6
- g
- Material
- Kevlar loaded paper
- Stiffness
- KMS
- 5.26
- N/mm
- Compliance
- CMS
- 190
- µm/N
- Equivalent volume to the compliance
- VAS
- 192
- L
- Mechanical resistance
- RMS
- 7.15
- N·s/m
- Surround material
- Cloth-sealed
- Nominal diameter
- 15
- ″
- 381
- mm
- Overall diameter
- 385
- mm
- Baffle cutout diameter
- 352
- mm
- Overall depth
- 161
- mm
- Volume occupied by the driver (estimated)
- 3.5
- L
- Net weight
- 6.5
- kg
- Frame material
- Pressed steel