CB Radio Range: What is the Range of a CB Radio? CB Radio Power Output. The FCC allows a maximum of 4 watts of output power for CB radios to avoid signal interference with other devices, such as TV and emergency communication radios. That varies because a manufacturer can be fined for putting out a radio with excess power, so they produce output values between 3 and 4 Watts, and in rare cases CB Radio Code, Lingo & Trucker Talk: What's Your 20? If you want to get anywhere on CB, you have to be prepared to talk trucker talk, and that can mean learning a lot of rules of conduct. Learning CB lingo and radio code is a critical first step to effective communication. The most important rule of conduct when using a CB radio is don’t take up more airtime than you have to on a crowded channel. CB 10-codes and Q-codes give you