I Duplex Operation (U.s.a. Version Only) - Icom IC-A24 Instruction Manual

IC-A24-Nocl.qxd 04.9.1 5:50 PM
I Duplex operation
(U.S.A. version only)
The duplex function allows you to call a flight service station
while receiving a VOR station. The duplex function requires
frequency programming for the flight service station in ad-
vance.
D Programming a duplex frequency
q Push [CLR•
] to select the frequency mode.
DEL
w Set a NAV band frequency using the tuning dial or keypad.
• NAV band frequency range: 108.00–117.975 MHz
e Push
, then push [5•
DUP-W
• "DUP" flashes and transmit frequency appears.
r Set the frequency of the flight service station using the tun-
ing dial or keypad. When using the tuning dial, push
[ENT• ] after setting a frequency.
WX
• The displayed frequency returns to the NAV band frequency.
EXAMPLE: Programming 123.65 MHz as the transmit frequency in the duplex function.
Page 25
D Operating the duplex function
q Set the desired frequency in NAV band.
• NAV band frequency range: 108.00–117.975 MHz
w Push
ON.
• "DUP" appears on the function display.
e Push and hold [PTT] to transmit at the pre-programmed
transmit frequency.
r Release [PTT] to return to receive.
t Push
• "DUP" disappears on the function display.
NOTE: A duplex frequency can be programmed into each
].
memory channel independently. Set a duplex frequency
before programming the memory channel, if desired. The
duplex ON/OFF setting can also be programmed into a
memory channel.
VOR NAVIGATION (IC-A24 ONLY)
, then push [6• ] to turn the duplex function
DUP
, then push [6• ] to cancel the function.
DUP
6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
24