| 频率 | pin2 lv4 | frequency |
| 率 | lv4 shuai4 | rate |
| 次数 | ci4 shu4 | frequency |
| 高频 | gao1 pin2 | high frequency |
| 频带 | pin2 dai4 | frequency range |
| 调频 | diao4 pin2 tiao2 pin2 | FM |
| 兆赫 | zhao4 he4 | MHZ |
| 音频 | yin1 pin2 | audio frequency |
| 变频 | bian4 pin2 | frequency conversion |
| 赫兹 | he4 zi1 | Herz (Hz) or cycles per second, unit of frequency |
| 射频 | she4 pin2 | RF |
| 频谱 | pin2 pu3 | spectrogram |
| 滤波 | lv4 bo1 | filtering radio waves (i.e. to pick out one frequency) |