Sound example 8: sound of a grand piano as recorded by a magnetic pickup attached to the strings (string sound alone), followed by the sound in the room, recorded by a microphone (4 notes each).
The system comprises an input unit ( a microphone) for inputting the audio data or other information into a magnetostatic field generated by a magnetic dipole.
此专利系统包括一个输入单元（麦克风），用于将语音数据和其他信息输入至磁偶极子产生的静磁场。
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