Audio Frequency Modulation (AFM) is an
audio recording
Sound recording and reproduction is the electrical, mechanical, electronic, or digital inscription and re-creation of sound waves, such as spoken voice, singing, instrumental music, or sound effects. The two main classes of sound recording t ...
standard used by
Betamax and
VHS Hi-Fi stereo,
8mm and
Hi8 video systems. AFM is
mono on 8mm systems and
stereo on Hi8.
References
*
Video storage
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