WebSep 18, 2009 · Newer Yaesu 50-tone CTCSS list A different 38 tone list (missing 7 standard tones, adds 3 unique tones) 41 tones 47 tones Many ICOM radios Moto 1965 list of 26 tones EIA Grp A EIA Grp B EIA Grp C ... These chips are used by a number of manufacturers as embedded tone generators and decoders. Table Note 3: No, it's not an error, the list … WebThe Continuous Tone Controlled Squelch System ("CTCSS") is used in many analog two-way VHF and UHF FM radio systems all around the world. A continuous low level audio tone in the range of 67 – 254Hz is mixed …
CTCSS ENCODER KIT - CS Tech
WebAnd my buddy down town says his Yaesu car radio also triggers perfecly with my CTCSS tone. A couple of repeaters up to 70km away also trigger nicely with my new signal. But our local repeater doesn't. I've got our local ham repeater just 1.5km up the street, with line of sight from my antenna. But that one doesn't trigger with my tone. WebApr 19, 1996 · of the right frequency for the CTCSS tone required. Look in the. library for the circuitry for an audio oscillator, which is no. more than an op-amp or two and a few … houyoux marche
Continuous Tone-Coded Squelch System - Wikipedia
WebOct 7, 2024 · Messages. 5. Oct 6, 2024. #1. I have a Yaesu VX6 that I use for accessing some UHF repeaters and have noticed that the CTCSS tone is not stable, we mainly use 141.3Hz but when pressing the PTT the radio will sometimes send the correct tone but will also send 146.2 & 136.5 only seems to occur on UHF (if I select a lower tone same thing … WebOct 16, 2024 · CTCSS stands for Continuous Tone Coded Squelch System, often referred to as “PL” (Motorola’s trade name) or “Channel Guard” (Ericsson/GE’s trade name). Many repeaters require the use of a CTCSS to access the repeater. It is also known as “sub-audible tone” because its frequency is at the lower end of or just below the range of ... Web5.2 Change CTCSS tone Supply the CTCSS module with 3.5V to max. 12V (Attention: no reverse polarity protection). Proceed as follows: 1. Switch off the supply to the CTCSS module EL-3. 2. Press and hold the "Save" button and switch on the power supply. 3. Release the "Save" button, the module is now in programming mode. 4. houyuang.123 bytedance.com