Dualwatch/Tri-Watch; Description; Operation - Icom IC-M1 Instruction Manual

Description

Dualwatch monitors channel 16 while you are receiving an-
other channel; tri-watch monitors channel 16 and the call
channel while receiving another channel.
DUALWATCH/TRI-WATCH SIMULATION
Dualwatch
• If a signal is received on channel 16, dualwatch/tri-watch pauses
on channel 16 until the signal disappears.
• If a signal is received on the call channel during tri-watch, tri-
watch becomes dualwatch until the signal disappears.
• To transmit on the selected channel during dualwatch/tri-watch,
push and hold [PTT].
• If no signal is received, the transceiver enters the power saving
condition for 0.5 sec. after checking the operating channel every
cycle.

DUALWATCH/TRI-WATCH

Call channel
Tri-watch

Operation

1 Select the desired operating channel.
2 Push [DW
] momentarily to start dualwatch; push
•TRI
[ TRI] for 1 sec. to start tri-watch.
DW•
- "DUAL" flashes during dualwatch; "TRI" flashes during tri-watch.
- Beep tone sounds when a signal is received on channel 16.
- Tri-watch becomes dualwatch when receiving a signal on the call
channel.
3 To cancel dualwatch/tri-watch, push [DW
[Example]: Operating tri-watch on INT channel 07.
Push for 1 sec.
TAG
INT
BUSY CALL
TAG
INT
BUSY
TAG
INT
TAG
INT
3
] again.
•TRI
Tri-watch starts.
TRI
DUP
Signal is received
on call channel.
TRI
Signal received on
channel 16 takes
TRI
DUP
priority.
Tri-watch resumes
after the signal
TRI
DUP
disappears.
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