Here is a list of frequencies commonly used for Retevis radios, including the RT21, H-777S, and RT22 models:
Retevis RT21 Frequencies
For units produced after April 2018:
- 462.5625 MHz
- 462.5875 MHz
- 462.6125 MHz
- 462.6375 MHz
- 462.6625 MHz
- 462.6875 MHz
- 462.7125 MHz
- 462.5500 MHz
- 462.5750 MHz
- 462.6000 MHz
- 462.6500 MHz
- 462.6750 MHz
- 462.7000 MHz
- 462.7250 MHz
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Retevis H-777S Frequencies
- 462.5625 MHz (CTCSS 67.0)
- 462.5875 MHz (CTCSS 118.8)
- 462.6125 MHz (CTCSS 127.3)
- 462.6375 MHz (CTCSS 131.8)
- 462.6625 MHz (CTCSS 136.5)
- 462.6875 MHz (CTCSS 141.3)
- 462.7125 MHz (CTCSS 146.2)
- 462.5500 MHz (CTCSS 123.0)
- 462.5750 MHz (DCS 743I)
- 462.6000 MHz (DCS 332I)
- 462.6500 MHz (DCS 243I)
- 462.6750 MHz (DCS 606N)
- 462.7000 MHz (DCS 731I)
- 462.7250 MHz (DCS 462I)
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Retevis RT22 Frequencies
- 462.6250 MHz (FRS Channel 1, CTCSS 127.3)
- 462.7250 MHz (FRS Channel 2, CTCSS 136.5)
- 462.5625 MHz (FRS Channel 3, CTCSS 67.0)
- 462.5875 MHz (FRS Channel 4, CTCSS 71.9)
- 462.6125 MHz (FRS Channel 5, CTCSS 74.4)
- 462.6375 MHz (FRS Channel 6, CTCSS 77.0)
- 462.6625 MHz (FRS Channel 7, CTCSS 79.7)
- 462.6875 MHz (FRS Channel 8, CTCSS 82.5)
- 462.7125 MHz (FRS Channel 9, CTCSS 85.4)
- 462.5500 MHz (FRS Channel 10, CTCSS 88.5)
- 462.5750 MHz (FRS Channel 11, CTCSS 91.5)
- 462.6000 MHz (FRS Channel 12, CTCSS 94.8)
- 462.6500 MHz (FRS Channel 13, CTCSS 100.0)
- 462.6750 MHz (FRS Channel 14, CTCSS 103.5)
- 462.7000 MHz (FRS Channel 15, CTCSS 107.2)
- 462.7250 MHz (FRS Channel 16, CTCSS 110.9)
These frequencies are set by default on the mentioned Retevis models and can be adjusted using programming software and cables if necessary.
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