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WDA Digital amplifer
KIDROCK
SFAAMPKD0002
Product Description
| Model | WDA-450 | WDA-550 | WDA-600 | |
| Frequency Response | 10Hz-20KHz ±1dB | 10Hz-20KHz ±1dB | 10Hz-20KHz ±1dB | |
| Input impedance | 10K unbalance 20K balance | 10K unbalance 20K balance | 10K unbalance 20K balance | |
| Input Sensitivity | 1.1V/1.4V | 1.1V/1.4V | 1.1V/1.4V | |
| Damping ratio | ﹥600 | ﹥600 | ﹥600 | |
| Cross talk | >40dB@1KHz | >40dB@1KHz | >40dB@1KHz | |
| Conversion rate | ≥50V/uS | ≥50V/uS | ≥50V/uS | |
| IMD (@ 8Ω，1kHz，1/8 rated power) | ≤0.2% | ≤0.2% | ≤0.2% | |
| THD(@ 8Ω，1kHz，1/8 rated power) | ≤0.1% | ≤0.1% | ≤0.1% | |
| SNR | >105dB | >105dB | >105dB | |
| Continue Power | 8Ω | 450W×2 | 550W×2 | 650W×2 |
| 4Ω | 800W×2 | 1000W×2 | 1200W×2 | |
| 2Ω | 1600Wx2 | 1900Wx2 | 2300Wx2 | |
| Power | AC220V 50-60Hz | AC220V 50-60Hz | AC220V 50-60Hz | |
| Dimension(mm) | 46×500×460 | 46×500×460 | 46×500×460 | |
| Net Weight | 8.5KG | 8.5KG | 8.5KG | |
| Circuit type | class D | class D | class D | |
