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SMPTE RP 148-1987 Relative Polarity of Stereo Audio Signals《立体声音频信号的相对极性》.pdf

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1、1 ScopeThis practice recommends the relative polarity of thesignals of the two audio channels of stereo televisionmagnetic tape recorders for the purpose of stereoprogram exchange.2 Relative polarityFor stereo program material, the relative polarity ofthe audio signals at the inputs to a stereo tele

2、visionmagnetic tape recorder shall be such that any mono-phonic component of the program shall have the samepolarity in the magnetic records of both channels.RP 148-1987SMPTE RECOMMENDED PRACTICEApproved July 27, 1987Copyright 1987 by theSOCIETY OF MOTION PICTURE AND TELEVISION ENGINEERS595 W. Hartsdale Ave., White Plains, NY 10607(914) 761-1100Relative Polarity ofStereo Audio SignalsREAFFIRMED 2004

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