FTA-310 OperATing MAnuAl2IntroductIonThe YAESU FTA-310 is a compact, stylish, solid hand-held transceiver providing communication (transmit and re-ceive) capability on the International Aircraft Communication Band (“COM” band: 118 ~ 136.975 MHz), and it addi-tionally provides VOR and CDI navigation features on the “NAV” band (108 ~ 117.975 MHz).The FTA-310 boasts 0.8 Watt of clean audio output from its 1.4” (36-mm) diameter loudspeaker, and it also provides8.33 kHz synthesizer steps for the receiving of the new narrow-band channel plan. The FTA-310 includes both Tem-perature and Supply Voltage displays with our exclusive Omni-Glow TM display back-lighting for minimal degradationof your night vision, NOAA weather band monitoring, 8-character Alpha/Numeric Display, 150 Memory Channels, andup to 100 “Book Memory” Channels. The channel configurations are can be easily reprogrammed in minutes using theoptional PC Programming Kit and your PC.We recommend that you read this manual in its entirety, so as to understand the many features of the FTA-310 com-pletely. Keep this manual handy, so you may use it for reference.NOTE: The FTA-310’s VOR and CDI Navigation features are supplemental aids to navigation only, and are not in-tended to be a substitute for accurate (primary) VOR/CDI or landing service equipment.Congratulations!You now have at your fingertips a valuable communications tool, a YAESU two-way radio! Rugged, reliable andeasy to use, your YAESU radio will keep you in constant touch with your friends and colleagues for years to come,with negligible maintenance or down-time.Please take a few minutes to read this manual carefully. The information presented here will allow you to derivemaximum performance from your radio, in case questions arise later on.We’re glad you joined the YAESU team. YAESU products cover the entire spectrum of radio communications ap-plications, and our worldwide support network is here to serve you. Let us help you get your message across.