User Guide

13
4
DUAL WATCH/TRI-WATCH
■ 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.
■ Operation
q Select the desired operating channel.
w Push [F], then push [1
DUAL] to start dualwatch or [2 TRI]
to start tri-watch.
•“DUAL” appears during dualwatch; “TRI” appears during 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.
DUALWATCH/TRI-WATCH SIMULATION
• 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].
Call channel
Dualwatch Tri-watch
BUSY-25W---INT---CALL
LOCAL--DUP
SCRAM--TAG
TRIMAL-SC16
-34"34.206N
123"23.236W
--UTC-10:10-TELEPHONE
BUSY-25W---INT---CALL
LOCAL--DUP
SCRAM--TAG
TRIMAL-SC16
-34"34.206N
123"23.236W
--UTC-10:10-TELEPHONE
BUSY-25W---INT---CALL
LOCAL--DUP
SCRAM--TAG
TRIMAL-SC16
-34"34.206N
123"23.236W
--UTC-10:10-TELEPHONE
BUSY-25W---INT---CALL
LOCAL--DUP
SCRAM--TAG
TRIMAL-SC16
-34"34.206N
123"23.236W
--UTC-10:10--CALLING
Tri-watch starts.
Signal is received
on call channel.
Signal received on
Channel 16 takes
priority.
Tri-watch resumes
after the signal
disappears.
4
3