Understanding CTCSS and DCS
This video explains the basic technical principles behind CTCSS (continuous tone coded squelch system) and DCS (digitally coded squelch) as well as how they are used in analog radio systems. More information about the R&S®CMA180: https://www.rohde-schwarz.com/us/prod... Need help with Rohde & Schwarz products & services? Contact Us: https://www.rohde-schwarz.com/us/m4c/... Unlock this topic with our complimentary webinar series lead by industry experts: https://www.rohde-schwarz.com/us/camp... Master this topic and earn a complimentary badge that can be shared on LinkedIn: https://rohdeschwarz.talentlms.com/pl... Engage more with Rohde & Schwarz Technology Academy and earn an IEEE certificate: https://www.rohde-schwarz.com/us/know... Index 00:15 About squelch 1:45 User squelch and talk groups 2:10 Squelch and repeaters 3:35 CTCSS (continuous tone coded squelch system) 4:21 CTCSS tones 4:57 DCS (digitally coded squelch) 5:42 DCS codeword example 6:03 Standard DCS codes 6:48 Polarity inversion 7:20 Turn off code 8:10 Summary
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