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4适合的定位精准的录音制式4.1理论依据4.1.1录音话筒的指向性与频响曲线的关系心形传声器的指向性可分成两大类,即阔心形(Hypocardioid)以及超心形(Hypercardioid)。
4 suitable positioning accurate recording system 4.1 theoretical basis 4.1.1 recording microphone directivity and frequency response curve heart-shaped microphone directivity can be divided into two categories, namely the Hypeocardioid and Hypercardioid (Hypercardioid ).