Dualwatch/Tri-Watch; Description; Operation - Icom IC-M604A Instruction Manual

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■ Description

Dualwatch monitors Channel 16 while you are receiving
on another channel; Tri-watch monitors Channel 16 and the
Call channel while receiving another channel. Dualwatch
and Tri-watch are both convenient for monitoring Channel 16
when you are operating on another channel.
DUALWATCH AND TRI-WATCH SIMULATION
Ch 16
Ch 88
Ch 88
Dualwatch
• If a signal is received on Channel 16, Dualwatch and Tri-
watch pause on Channel 16 until the signal disappears.
• If a signal is received on the Call channel during Tri-
watch, Tri-watch switches to Dualwatch until the signal
disappears.
• To transmit on the selected channel while using Dual-
watch or Tri-watch, hold down [PTT].

DUALWATCH/TRI-WATCH

Call channel
Ch 16
Ch 88
Ch 9
Tri-watch

■ Operation

q Select the desired channel.
w Push [O], then push [1•
[2•
] to start Tri-watch.
TRI
• "
" appears during Dualwatch; "
ing Tri-watch.
• A beep tone sounds when a signal is received on Channel 16.
e To cancel Dualwatch or Tri-watch, push [CLR] or repeat
step w.
[Example]: Operating Tri-watch on INT Channel 25
Tri-watch starts.
9
9
+06
+06
&72
&72
64+
64+ 

’0

0

’9
9
76% 
76%

 6'.'2*10'
6'.'2*10'
Tri-watch resumes after the
signal disappears.
9
9
+06
+06
&72
&72
64+
64+ 


’0
0
’9

9
76%
76% 

 6'.'2*10'
6'.'2*10'
4
] to start Dualwatch or
DUAL
" appears dur-
Signal is received on the call
channel.
$75; 9
$75;
9
+06
+06
%#..
%#..
6#)
6#)
64+ 
64+


’0
0
’9

9
76% 
76%


%#..+0)
%#..+0)
Signal received on Channel
16 takes priority.
$75;
$75; 9
9
+06
+06
&72
&72
64+
64+ 


’0
0

’9
9
76%
76% 

 6'.'2*10'
6'.'2*10'
3
4
13

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