Yaesu FTA-310 Operating Manual

FTA-310 OperATing MAnuAl42vor navIgatIonSplit OperationThe split operation feature allows you to transmit a callto a Flight Service Station using the COM band frequen-cies, while receiving a VOR station (in the NAV band).VOR stations equipped with this capability typically areshown, on navigation charts, with the voice calling fre-quency in parenthesis above the navigation frequency.Programming a Transmit Frequency Press downward on the VOLUME knob, repeatedlyif necessary, to select the VFO mode. Set a NAV band (108.000 - 117.975 MHz) frequen-cy using the DIAL selector knob or keypad. Press the [F] key momentarily, then press the [MW(SPL-W)] key. The “ ” icon will blink, and thetransmit frequency will appear on the display. Now set your radio’s transmit frequency, where theFlight Service Station will be listening for calls, us-ing the DIAL selector knob or keypad. Press and hold in the [MW (SPL-W)] key for 2 sec-onds to save the transmit frequency and return to theNAV band frequency.Note: You have now stored the separate transmit fre-quency, but you have not yet activated the split-frequen-cy function; go on to the next section.Operating in the Split Mode It is assumed that you have already set the desiredVOR station’s frequencies (in the NAV band) perthe above instructions. Press the [F] key momentari-ly, then press the [7 (SPL)]key to turn on the “Split”function. The “ ” iconwill appear on the display. Press and hold in the PTT switch to transmit on thesplit transmit frequency. Release the PTT switch to return to the receivemode. To disable the “Split” function, press [F] [7 (SPL)] again.Note: A split frequency can be programmed into eachmemory channel independently. Set a transmit frequen-cy before programming the memory channel, if desired.The split function on/off setting can also be programmedinto a memory channel.