ICOM 297400 Manuale Utente
8
2
BASIC OPERATION
■
Direct frequency setting
mode operation
The direct frequency setting mode operation is useful when
setting a desired frequency directly as the active frequency.
setting a desired frequency directly as the active frequency.
q
Hold down
[↔] for 2 seconds to enter the direct frequency
setting mode.
• Only the active frequency is displayed.
w
Set an operating frequency.
• Refer to pages 5, 6 in details.
e
Push
[RCL] or [↔] to exit the direct frequency setting
mode.
■
DualWatch operation
The DualWatch operation monitors the active frequency
at certain intervals even when receiving a signal on the
standby frequency. When a signal is received on the active
frequency, the radio switches to the active frequency and
stays on it until the signal disappears, irrespective of the
standby frequency status.
at certain intervals even when receiving a signal on the
standby frequency. When a signal is received on the active
frequency, the radio switches to the active frequency and
stays on it until the signal disappears, irrespective of the
standby frequency status.
q
Push
[DUAL] to enter DualWatch operation.
• “DUAL” appears on the active frequency indicator.
• The active or standby frequency
• The active or standby frequency
’s “RX” blinks when receiving a
signal or opening the squelch.
w
Push
[DUAL] again to exit DualWatch operation.
• “DUAL” disappears.
121.80
RX
129.40
5
121.00
RX
DUAL
RX
ATTENTION!
During DualWatch operation, the standby
frequency’s audio may be interrupted at the monitoring in-
terval, but this is not a malfunction.
terval, but this is not a malfunction.