Because the noise that affects radio signals is partly, but not completely, manifested in amplitude variations, wideband FM receivers are inherently less sensitive to noise.
Because the noise that affects radio signals is partly, but not completely, manifested in amplitude variations, wideband FM receivers are inherently less sensitive to noise.
因为影响到无线电信号的噪音只是部分的，而不是整体出现于波幅变化中，调频宽频的接收器自身对噪音不够敏感。