Audio Frequency Modulation (AFM) is an audio recording standard used by VHS Hi-Fi stereo, 8mm and Hi8 video systems. AFM is mono on 8mm systems and stereo on Hi8.
References
Audio Frequency Modulation Wikipedia(Text) CC BY-SA
Audio Frequency Modulation (AFM) is an audio recording standard used by VHS Hi-Fi stereo, 8mm and Hi8 video systems. AFM is mono on 8mm systems and stereo on Hi8.