DS DS/EN 61603-8-1
DS DSEN 61603-8-1 2004-JUN-18 Transmsson of audo andor vdeo and related sgnals usng nfrared radaton - Part 8-1 Dgtal audo and related sgnals
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This part of IEC 61603 specifies the characteristics and measuring methods for digital audio signal transmission systems using infrared radiation with sub-carrier of the frequency ranges 3 MHz to 6 MHz. It describes systems with different economic uses of the available bandwidth in order to obtain minimum interference and maximum compatibility.