Always write down your original factory values before making any changes. If you lose your original settings, there is no way to automatically restore the radio to its factory-calibrated state.
The "expansion" to the 11-meter (CB) band is typically handled via a button combination (hold FUNC + EMG while powering on) rather than physical wire cutting on newer boards [5, 12]. anytone at5555n ii service menu updated
Used to align the Beat Frequency Oscillator for USB/LSB modes. Local Oscillator Always write down your original factory values before