PRV Audio 8FR250
8Ω
Full-range
| Nominal diameter | 8″ / 203 mm |
| Resonance | 75.6 Hz |
| Q factor | 1.02 |
| Sensitivity | 92 dB |
| Linear excursion | ± 3.5 mm |
| Program Power | 250 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 92dB
- Frequency response 50 - 18000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 75.6Hz
- Mechanical quality factor QMS 14.07
- Electrical quality factor QES 1.10
- Total quality factor QTS 1.02
Large signal parameters
- Maximum linear excursion xmax 3.5mm
- Air volume displaced at xmax VD 80cm³
- Power handling P 125W
- Program power Pmax 250W
- Peak power Ppeak 500W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.6Ω
- Inductance (1kHz) LE 0.275mH
- VC Diameter 38mm
- Winding height HVC 10mm
- Winding material Copper Clad Aluminium
- Former material Kapton
Magnet
- Force factor Bl 6.53N/A
- Motor constant Bl/√RE 2.54N/√W
- Air gap height HAG 6mm
Diaphragm
- Effective diameter 170mm
- Effective area SD 227cm²
- Moving mass MMS 15g
- Moving mass (without air load) MMD 12.5g
Suspensions
- Stiffness KMS 3.4N/mm
- Compliance CMS 294µm/N
- Equivalent volume to the compliance VAS 21.2L
- Mechanical resistance RMS 0.51N·s/m
Dimensions
- Nominal diameter 8″
- 203mm
- Overall diameter 209mm
- Baffle cutout diameter 181mm
- Overall depth 92mm
- Flange thickness 7mm
- Mounting depth 85mm
- Volume occupied by the driver (estimated) 0.66L
- Net weight 1.6kg
- Frame material Stamped Steel
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Export this driver to a simulation software:
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