Icom IC-A6 Instruction Manual - Page 27
Entering a desired course, Crosschecking position
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6 VOR NAVIGATION (IC-A24 ONLY) I Entering a desired course I Crosschecking position The IC-A24 shows not only the deviation from the VOR sta- q Select 2 VOR stations on your aeronautical chart. tion but the deviation from the desired course. w Push the keypad or rotate [DIAL] to set the frequency of q Push the keypad or rotate [DIAL] to set the frequency for one of the VOR station in the DVOR mode. • The course indicator shows course deviation from the VOR ra- the desired VOR station. • Push , then push [2•TO] or [3•FROM] to change the to-from dial. Note the radial you are on. e Push the keypad or rotate [DIAL] to set the frequency of flag. the other VOR station in DVOR mode. 6 w Push , then push [4•CDI] to select CDI mode. • Note the radial from the station you are on. e Set the desired course to the VOR station using the tun- r Extend the radials from each VOR station on the chart. ing dial or keypad. Your aircraft is located at the point where the lines inter- • 'Ω' or '≈' appears on the function display when your aircraft is off the desired course. sect. • When your heading is correct, the ABSS function (see right col- umn for detail) may be useful instead of course input. r The course deviation needle points to the right when your aircraft is off course to the left. • To get back on course, fly right more than the number of degrees ABSS FUNCTION indicated by the CDI arrows. In the CDI mode, the Auto Bearing Set System (ABSS) • If the overflow indicator appears on the right side, select a heading plus 10 degrees to the desired course; if the overflow indicator appears on the left side, select a heading minus 10 degrees. adds or subtracts the number of degrees indicated by the CDI arrows from the Omni Bearing Selector (OBS). qw er q Overflow indicator (left) w Course deviation needles (left) e Course deviation needles (right) r Overflow indicator (right) To use ABSS, push , then push [2•TO] while using the 'TO' flag; or, push , then push [3•FROM] while using the 'FROM' flag. 22