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Digital amplifer
KIDROCK
SFAAMPKD0002
Product Description
| Model | WDA 500AT | WDA-650AT | WDA-800AT | WDA-1000AT | WDA-1100AT | |
| Frequency Response | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | 20Hz-20KHz | |
| Input impedance | 10KΩ unbalanced 20KΩ balanced | 10KΩ unbalanced 20KΩ balanced | 10KΩ unbalanced 20KΩ balanced | 10KΩ unbalanced 20KΩ balanced | 10KΩ unbalanced 20KΩ balanced | |
| Input Sensitivity | 0.775V/1.4V | 0.775V/1.4V | 0.775V/1.4V | 0.775V/1.4V | 0.775V/1.4V | |
| Damping ratio | ﹥200:1 | ﹥200:1 | ﹥200:1 | ﹥200:1 | ﹥200:1 | |
| Noise Ratio | ﹥100dB | ﹥100dB | ﹥100dB | ﹥100dB | ﹥100dB | |
| Cross talk | >40dB | >40dB | >40dB | >40dB | >40dB | |
| Conversion rate | ≥20V/uS | ≥20V/uS | ≥20V/uS | ≥20V/uS | ≥20V/uS | |
| IMD (@ 8Ω，1kHz，1/8 rated power) | ≤0.15% | ≤0.15% | ﹤0.35% | ﹤0.35%/ | ﹤0.35% | |
| THD(@ 8Ω，1kHz，1/8 rated power) | ≤0.035% | ≤0.035% | ≤0.035% | ≤0.035% | ≤0.035% | |
| SNR | >106dB A | >106dB A | >106dB A | >106dB A | >106dB A | |
| Continue Power | 8Ω | 500W×2 | 650W×2 | 800W×2 | 1000W×2 | 1100W×2 |
| 4Ω | 800W×2 | 1050W×2 | 1300W×2 | 1700W×2 | 1800W×2 | |
| 2Ω | 1100W×2 | 1250W×2 | 1500W×2 | 2100W×2 | 3600W×2 | |
| Bridge | 8Ω | 1600W | 2100W | 2600W | 3400W | 4000W |
| 4Ω | 2200W | 2800W×2 | 3300W×2 | 4200W×2 | 1500W×2 | |
| Power | AC220V 50-60Hz | AC220V 50-60Hz | AC220V 50-60Hz | AC220V 50-60Hz | AC220V 50-60Hz | |
| Dimension(mm) | 483x44x230 | 483x44x230 | 483x44x230 | 483*44*230 | 483×44×230 | |
| Net Weight | 5.5KG | 5.5KG | 6KG | 6.3KG | 5.5KG | |
| Circuit type | class D | class D | class D | class D | class D | |
| Cooling system | Black hole dual fan | |||||
| Protect | Soft Start,Short Circuit.Limiter,DC Fault,AC Line Fuse,Thermal Cut | |||||
