DiSEqC explanation

The DiSEqC system designed by EUTELSAT provides a method of controlling a wide range of equipment and accessories connected to the satellite receiver. The abbreviation DiSEqC means Digital Satellite Equipment Control. A 22 kHz amplitude modulation is used to form DiSEqC data bits and messages and their transmission via a cable. In principle, logical1 data bit is represented by a 0.5 ms burst of a 22 kHz tone (of approx. 0.6 V amplitude) followed by a 1 ms

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