Split Operation; Programming A Transmit Frequency - Vertex Standard VXA-220 Operating Manual

The split operation feature allows you to transmit a call to
a Flight Service Station using the COM band frequencies,
while receiving an ATIS broadcast (in the NAV band). The
ATIS broadcasts are used by airports to notify arriving and
departing pilots of the current surface weather conditions,
landing and departing runways, runway and taxiway con-
ditions, communication frequencies and other information
of importance to arriving and departing aircraft.

Programming a Transmit Frequency

Press the [ ENT (
key, repeatedly if neces-
sary, to select the VFO
mode.
Set a NAV band fre-
q u e n c y ( 1 0 8 . 0 0 0 -
117.975 MHz), such as
the ATIS broadcast using the DIAL selector knob or
keypad.
Press the [ F ] key fol-
l o w e d b y
[ MW ( SPL-W )] key.
The "SPL" icon will
blink, and the transmit
frequency will appear
on the display.
34
S
PLIT
)]
F
t h e
F
O
PERATION
Now set your radio's trans-
mit frequency, where the
Flight Service Station will
be listening for calls, using
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 the
NAV band frequency.
: If you change a function of DIAL and [ ] / [ ] key
by pressing the [ F ] key followed by the [ 5 ( DIAL/
)] key, you may set the operating frequency by
pressing the [ ] / [ ] key.
Note: You have now stored the separate transmit frequency,
but you have not yet activated the split-frequency func-
tion; go on to the next section.
VXA-220 P VI O M
RO PERATING ANUAL