Loa siêu trầm WHARFEDALE PRO SIGMA 18B
- With its discreet and unobtrusive design SIGMA-18B features the latest proprietary Wharfedale Pro driver technology. In addition, SIGMA-18B uses a newly developed angled corner port system so that the dimensions have been reduced without compromising the overall sound quality. Available in black or white SIGMA-18B and the new SIGMA SERIES is already a versatile and favourite choice for installers.
Key Features
- 500W RMS/ 1000W Program/ 2000W Peak.
- 133dB Max SPL.
- 40Hz – 250Hz frequency response.
- Discreet and unobtrusive design.
- Newly developed angled corner port system to reduce dimensions.
- Chip resistant Rhino Rock paint.
- Double roll surround LF driver for stability and power.
- 2.5-inch voice coil.
- 5 models available in black or white in the range for maximum flexibility.
- Color: Black.
Specifications
| Model | SIGMA 18B |
| System Type | Passive |
| Configuration | Subwoofer |
| Frequency Response (+/-3dB) | 35Hz-250HZ |
| Frequency Range (-10 dB) | 40Hz-250HZ |
| Sensitivity (2.83v/1m) | 100dB |
| Calculated Maximum SPL @1m | 133dB |
| System Rated Impedance | 8Ω |
| Low Frequency Transducer | 457mm/ 18-inch |
| Size | 64mm/ 2.5-inch |
| Voice-Coil Size | 64mm/ 2.5-inch |
| Rated Impedance | 8Ω |
| LF Power (re:AES2-2012) | 350W |
| Power | |
| System Continuous Power | 500W |
| System Programme Power | 1000W |
| System Peak Power | 2000W |
| Crossover frequency | 2.2kHz |
| Input Connector | 2 x NL4 (speakON compatible) |
| Hardware | 35mm pole socket 4 handles on sides |
| Enclosure | |
| Enclosure Material | 18mm MDF |
| Finish | Black or white |
| Grille Material & Finish | 1.2mm steel, painted |
| Dimensions - Unpacked | |
| Height | 554mm/ 21.25-inch |
| Width Front | 502mm/ 20-inch |
| Width Rear | 502mm/ 20-inch |
| Depth | 780mm/ 30.8-inch |
| Dimensions - Packed | |
| Height | 649mm/ 25.5-inch |
| Width Front | 588mm/ 22.75-inch |
| Width Rear | 588mm/ 22.75-inch |
| Depth | 865mm/ 34-inch |
| Weight | |
| Net Weight | 39.1kg/ 86lbs |
| Gross Weight | 46.4kg/ 102lbs |
- Bảo hành: 12 tháng.
