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Amateur Radio

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  • $\begingroup$ Some repeaters filter the CTCSS tone. If that's the case, then if you detect one, then it isn't going through the repeater. Some repeaters use a different tone on the output than on the input...also a way to tell. $\endgroup$ Commented Nov 8, 2018 at 14:54
  • $\begingroup$ @Duston Thank you for this advice. It sounds like an answer to my question. Could you please enter this as an answer, rather than a comment on the question? Then it will be more visible to others in the future, and will make this Stack Exchange group more useful. Thank you. $\endgroup$ Commented Nov 8, 2018 at 19:29