Dualwatch/Tri-Watch; DescrPtOn; OperatOn - Icom IC-M604 Instruction Manual

■ Description
Dualwatch montors Channel 16 whle you are recevng
on another channel; Tr-watch montors Channel 16 and the
call channel whle recevng another channel. Dualwatch/Tr-
watch s convenent for montorng Channel 16 when you are
operatng on another channel.
DUALWATCH/TRI-WATCH SIMULATION
Ch 16 Ch 88 Ch 88
Dualwatch
• If a sgnal s receved on Channel 16, Dualwatch/Tr-
watch pauses on Channel 16 untl the sgnal dsappears.
• If a sgnal s receved on the call channel durng Tr-
watch, Tr-watch becomes Dualwatch untl the sgnal ds-
appears.
• To transmt on the selected channel durng Dualwatch/
Tr-watch, push and hold [PTT].

DUALWATCH/TRI-WATCH

Call channel
Ch 16 Ch 88 Ch 9
Tri-watch
■ Operation
q Select the desred channel.
w Push [F], then push [1•
[2• ] to start Tr-watch.
TRI
• "DUAL 16" appears durng Dualwatch; "TRI 16" appears dur-
ng Tr-watch.
• A beep tone sounds when a sgnal s receved on Channel 16.
e To cancel Dualwatch or Tr-watch, push [CLR] or repeat
step w.
[Example]: Operatng Tr-watch on INT Channel 25
Tri-watch starts.
25W INT
DUP
TRI 16
34°34.506N
123°23.236W
UTC 12:00 TELEPHONE
Tri-watch resumes after the
signal disappears.
25W INT
DUP
TRI 16
34°34.506N
123°23.236W
UTC 12:00 TELEPHONE
4
] to start Dualwatch or
DUAL
Signal is received on call
channel.
BUSY 25W INT CALL
TAG
TRI 16
34°34.506N
123°23.236W
UTC 12:00 CALLING
Signal received on Channel
16 takes priority.
BUSY 25W INT
DUP
TRI 16
34°34.506N
123°23.236W
UTC 12:00 TELEPHONE
3
4
13