PRV Audio 12W800A
8Ω
Low frequency
| Nominal diameter | 12″ / 305 mm |
| Resonance | 49.8 Hz |
| Q factor | 0.47 |
| Sensitivity | 96 dB |
| Linear excursion | ± 5.7 mm |
| Program Power | 800 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 96dB
- Frequency response 55 - 5800Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 49.8Hz
- Mechanical quality factor QMS 11.89
- Electrical quality factor QES 0.49
- Total quality factor QTS 0.47
Large signal parameters
- Maximum linear excursion xmax 5.7mm
- Air volume displaced at xmax VD 316cm³
- Power handling P 400W
- Program power Pmax 800W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.5Ω
- Inductance (1kHz) LE 0.45mH
- VC Diameter 65mm
- Winding height HVC 16.2mm
- Winding material Copper Clad Aluminium
- Former material Polyimide
Magnet
- Force factor Bl 12.7N/A
- Motor constant Bl/√RE 5.42N/√W
- Air gap height HAG 9.5mm
Diaphragm
- Effective diameter 265mm
- Effective area SD 552cm²
- Moving mass MMS 46.2g
- Moving mass (without air load) MMD 37.4g
Suspensions
- Stiffness KMS 4.53N/mm
- Compliance CMS 221µm/N
- Equivalent volume to the compliance VAS 93.9L
- Mechanical resistance RMS 1.22N·s/m
Dimensions
- Nominal diameter 12″
- 305mm
- Overall diameter 306mm
- Baffle cutout diameter 281mm
- Overall depth 133mm
- Flange thickness 7mm
- Mounting depth 126mm
- Volume occupied by the driver (estimated) 2.2L
- Net weight 4.9kg
- Frame material Stamped Steel
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