Technisonic TFM-138 series airborne VHF/FM transceivers utilize state of
the art frequency synthesis techniques to provide FM communications on
every currently available channel within the VHF/FM High Band. These
radios cover the entire band from 138 to 174 MHz in 2.5 KHz increments.
Data entry and function control are via a front panel 12 button keypad.
Operating frequency and other related data are presented on a 48
character two line LED matrix display which is available in either green