Celestion TSQ2145
8Ω
Low frequency
Nominal diameter | 21″ / 530 mm |
Resonance | 30 Hz |
Q factor | 0.34 |
Sensitivity | 94.2 dB |
Linear excursion | ± 15 mm |
Program Power | 3600 W |
.png)
.png)
- Sensitivity (1W, 1m, infinite baffle) SPL1W 94.2dB
- Frequency response 30 - 1000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 30Hz
- Mechanical quality factor QMS 8.39
- Electrical quality factor QES 0.36
- Total quality factor QTS 0.34
Large signal parameters
- Maximum linear excursion xmax 15mm
- Maximum excursion before damage xlim 40mm
- Air volume displaced at xmax VD 2493cm³
- Power handling P 1800W
- Program power Pmax 3600W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.0Ω
- Inductance (1kHz) LE 3.91mH
- VC Diameter 115mm
- Winding height HVC 36mm
- Winding material Round copper
- Former material Glass fibre
Magnet
- Force factor Bl 33.8N/A
- Motor constant Bl/√RE 15.1N/√W
- Air gap height HAG 12mm
- Material Neodymium
Diaphragm
- Effective diameter 460mm
- Effective area SD 1662cm²
- Moving mass MMS 435g
- Moving mass (without air load) MMD 388g
- Material Glass loaded cellulose, water-resistant
Suspensions
- Stiffness KMS 15.4N/mm
- Compliance CMS 65µm/N
- Equivalent volume to the compliance VAS 254L
- Mechanical resistance RMS 9.77N·s/m
- Surround material Triple roll, cloth sealed
Dimensions
- Nominal diameter 21″
- 530mm
- Overall diameter 541mm
- Baffle cutout diameter 505mm
- Overall depth 250mm
- Flange thickness 17mm
- Mounting depth 233mm
- Volume occupied by the driver (estimated) 9.3L
- Net weight 13.8kg
- Frame material Cast aluminium
.jpg)
.jpg)
Export this driver to a simulation software:
Closed Box Simulator·





