FC-390 also FC-347

The FC-390 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.
Features
-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. ***






