Uniden PC68LTX CB Radio [PC68LTX]PC68LTX CB Radio The Uniden PC68LTX operates on any of the 40 AM frequencies authorized by the FCC. It comes with key features like squelch control and an active noise limiter that allow for high quality sound and less pulse noise, resulting in crisp communication and transmission. The bright LED channel indicator is easy to read, and combined with a long mic, it makes communicating while on the road easier and more efficient. Microphone adjustments