This standard specifies the signal characteristics of analog program signals. This standard is applicable to the measurement and calibration of various acoustic systems and their equipment and the characteristics of electroacoustic devices.
GB/T 6278-2012 Referenced Document
GB/T 3241-2010 Electroacoustics.Octave-band and fractional-octave-band filters
GB/T 6278-2012 history
2012GB/T 6278-2012 Sound system equipment.General.Simulated programme signal