iPhone 5
测试项目 | 44.1kHz | 48kHz | 光纤44.1kHz | 光纤48kHz |
噪声水平, dB (A): | -96.2 | -96.8 | -96.4 | -96.7 |
动态范围, dB (A): | 96.4 | 96.7 | 96.5 | 96.8 |
总谐波失真, %: | 0.0015 | 0.0015 | 0.0004 | 0.0004 |
互调失真, %: | 0.0047 | 0.0045 | 0.0041 | 0.0039 |
立体声分离度, dB: | -95.6 | -95.2 | -97.6 | -97.7 |
iPad Air
测试项目 | 44.1kHz | 48kHz | 光纤44.1kHz | 光纤48kHz |
噪声水平, dB (A): | -96.2 | -96.6 | -95.5 | -95.1 |
动态范围, dB (A): | 96.4 | 96.8 | 96.0 | 95.2 |
总谐波失真, %: | 0.0010 | 0.0014 | 0.0005 | 0.0004 |
互调失真, %: | 0.0043 | 0.0044 | 0.0045 | 0.0039 |
立体声分离度, dB: | -93.8 | -94.4 | -96.3 | -96.1 |
三星Galaxy S4
测试项目 | 44.1kHz | 48kHz | 光纤44.1kHz | 光纤48kHz |
噪声水平, dB (A): | -96.0 | -95.0 | -96.4 | -94.7 |
动态范围, dB (A): | 96.2 | 95.3 | 96.5 | 94.9 |
总谐波失真, %: | 0.0014 | 0.0017 | 0.0004 | 0.0035 |
互调失真, %: | 0.0047 | 0.0058 | 0.0041 | 0.0093 |
立体声分离度, dB: | -92.8 | -94.2 | -97.6 | -95.5 |