Pioneer TS-A25S4
4Ω
Subwoofer
| Nominal diameter | 10″ / 209 mm |
| Resonance | 39.2 Hz |
| Q factor | 0.72 |
| Sensitivity | 85 dB |
| Linear excursion | ± 8.7 mm |
| Program Power | 700 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 85dB
- Frequency response 22 - 1400Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 39.2Hz
- Mechanical quality factor QMS 6.50
- Electrical quality factor QES 0.81
- Total quality factor QTS 0.72
Large signal parameters
- Maximum linear excursion xmax 8.7mm
- Air volume displaced at xmax VD 298cm³
- Power handling P 350W
- Program power Pmax 700W
- Peak power Ppeak 1200W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.5Ω
- Inductance (1kHz) LE 2.32mH
- Winding material Copper
- Former material Aluminum
Magnet
- Force factor Bl 11.4N/A
- Motor constant Bl/√RE 6.08N/√W
- Weight 1.304kg
- Material Ferrite
Diaphragm
- Effective diameter 209mm
- Effective area SD 342cm²
- Moving mass MMS 121g
- Moving mass (without air load) MMD 117g
- Material Carbon and Mica reinforced IMPP
Suspensions
- Stiffness KMS 7.35N/mm
- Compliance CMS 136µm/N
- Equivalent volume to the compliance VAS 22.6L
- Mechanical resistance RMS 4.57N·s/m
- Surround material Rolled Rubber
- Spider material Poly cotton Aramid
Dimensions
- Nominal diameter 10″
- 209mm
- Overall diameter 209mm
- Baffle cutout diameter 229mm
- Mounting depth 127mm
- Volume occupied by the driver 0.94L
Export this driver to a simulation software:
Closed Box Simulator·
Speakerbench
WinISD
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