Amazon.com: Zopsc CTCSS/DCS Decoder for Walkie Talkie with LCD Display Frequency Counter Meter, Automatic Decoding, Automatic Identification, Efficient and Accurate, Accurate Reading, 100-240V US : Electronics
Amazon.com: Radio Frequency Counter Meter, CTCSS/DCS Decoder LCD Display Frequency Counter Meter for Walkie Talkie 100-240V (US Plug) : Electronics
What are the CTCSS and DCS
Two-way Radio CTCSS and DCS Codes
CTCSS (Continuous Tone Coded Squelch System)
Homebrew CTCSS tone board by Michael Williamson
Developing a CTCSS Decoder
Mini Jk-518s Frequency Counter CTCSS and DCS 2 in 1 Walkie-talkie Decoder - Two Way Radio
Mini Jk-518s Frequency Counter CTCSS and DCS 2 in 1 Walkie-talkie Decoder - Two Way Radio
Two Simple CTCSS Encoders
JIYKR JK-560S FREQUENCY Counter 100MHz-520MHz CTCSS/DCS decoder for 2-way Radio - $51.35 | PicClick
ComTekk Multi Tone Decoder
Mini Jk-518s Frequency Counter CTCSS and DCS 2 in 1 Walkie-talkie Decoder - Two Way Radio
Squelch Tones 101
ScanScope decodes DCS CTCSS and Selcal signalling received on your radio scanner.
A historical and technical overview of tone squelch (PL, CG, QC, CTCSS, etc.) systems.
Amazon.com: Radio Frequency Counter Meter, CTCSS/DCS Decoder LCD Display Frequency Counter Meter for Walkie Talkie 100-240V (US Plug) : Electronics
Get the Right Signal Tone - Ham Radio School.com
ctcss decoder encoder, sub audio tone, subtone, 88,5Hz, Tone squelch, ne567 single tone decoder,video squelch sync decoder
CTCSS/DCS/SelCall Processor
For Portable walkie-talkie frequency meter FC-3 decoder can measure CTCSS DCS | eBay