Program your radio
Set the community channel on the trailhead sign, then privacy code 30. Steps for each radio we compare, from the maker's manual.
Rocky Talkie Mountain Radio
Channel. Unlock the radio, then turn the channel flipper to the channel on the sign.
Privacy code 30. Hold the minus (−) button, also labeled CT, until CT flashes on the screen, about 2 seconds. Turn the channel flipper to 30, then press any button.
Two channels. Not available. Stay on the community channel.
Rocky Talkie Expedition Radio
Channel. Unlock the radio, then turn the channel flipper to the channel on the sign.
Privacy code 30. Hold the minus (−) button, also labeled CT, until CT flashes on the screen, about 2 seconds. Turn the channel flipper to 30, then press any button.
Two channels. Set your group channel first; it becomes A. Hold A/B until the icon flashes, pick the community channel for B, then code 30, leave the band as it is and press any button. You talk on A; press A/B once to talk on B.
BCA BC Link Mini
Channel. Press MENU, pick preset A or B with ▲▼, press MENU, then pick the channel with ▲▼.
Privacy code 30. Right after the channel, press MENU, pick 30 with ▲▼, then wait 3 seconds.
Two channels. Always on: it hears presets A and B. Put the community channel on one and your group channel on the other. Hold ▲ or ▼ to choose which one you talk on.
BCA BC Link 2.0
Channel. Turn the Smart Mic dial to a letter, A to F. Press Menu, pick the channel with ▲▼, press OK.
Privacy code 30. Right after the channel, press Menu until the code flashes, pick 30 with ▲▼, press OK.
Two channels. Not available. Put the community channel on its own dial letter and turn to it.
Steps from each maker's manual, checked October 21, 2026. Another radio? Match the channel and privacy code; its manual shows how. Compare the radios