This project is the result of creating an FTS-8 CTCSS module for a Yaesu FT-736, owned by my friend. It's a recreation of the PCB from an existing 2003 project by ...

To allow multiple users to share one carrier frequency, many handheld transceivers employ Continuous Tone Coded Squelch System (CTCSS) encoders and decoders. CTCSS systems add a tone at the low end of ...

[Google AI Summary] CTCSS (Continuous Tone-Coded Squelch System) or "CT" on a radio signifies a sub-audible tone added to audio transmissions to reduce interference, often called PL tones or privacy ...