The FC-347 is a universal frequency counter which indicates the frequency of the selected channel. It is designed for use in CB and Amateur radios. All connectors, wiring, hardware and instructions are included
Displays the Frequency ALL the time, in RX and TX.
No soldering is required on many of the Galaxy radios, Texas Ranger TR-296 series, Cobra, Galaxy, Uniden and some others-- it plugs directly into a socket on the back of the radio next to the antenna connector. ***