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14
DUALWATCH/TRI-WATCH
5
■
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/Tri-
watch is convenient for monitoring Channel 16 when you are
operating on another channel.
■
Operation
q
Select Dualwatch or Tri-watch in Set mode. (p. 56)
w
Rotate
[CHANNEL]
to select the desired operating channel.
e
Push
[DIAL•DUAL/GRP]
for 1 sec. to start Dualwatch or
Tri-watch.
• “
DUAL 16
” appears during Dualwatch; “
TRI 16
” appears
during Tri-watch.
• A beep tone sounds when a signal is received on Channel 16.
r
To cancel Dualwatch/Tri-watch, push
[DIAL•DUAL/GRP]
again.
DUALWATCH/TRI-WATCH SIMULATION
When Ch 23 is programmed as the call channel.
• 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]
.
[Example]:
Operating Tri-watch on INT Channel 25
25W
INT
DUP
TAG
TRI 16
34°34.506N
123°23.236W
UTC 12:00 TELEPHONE
BUSY 25W
INT
CALL
DUP
TAG
TRI 16
34°34.506N
123°23.236W
UTC 12:00
INTL
Tri-watch starts.
Signal is received on call
channel.
BUSY 25W
INT
DUP
TAG
TRI 16
34°34.506N
123°23.236W
UTC 12:00 TELEPHONE
Signal received on Channel
16 takes priority.
25W
INT
DUP
TAG
TRI 16
34°34.506N
123°23.236W
UTC 12:00 TELEPHONE
Tri-watch resumes after the
signal disappears.
Dualwatch
Tri-watch
Call channel
Dualwatch
Tri-watch
Call channel
Ch 88
Ch 16
Ch 88
Ch 16
Ch 88
Ch 23
Summary of Contents for IC-M505
Page 1: ...INSTRUCTION MANUAL iM505 VHF MARINE TRANSCEIVER ...
Page 71: ...65 9 CONNECTIONS AND MAINTENANCE 9 Gasket Mounting base Cap Nut 50 d 28 d 29 5 to 1 5 Ú 3 ...
Page 77: ...HM 162E Unit mm 29 5 to 31 5 d 2 165 110 146 92 4 R12 Max MB 75 Cut here 71 13 TEMPLATE ...
Page 78: ......
Page 79: ...MEMO ...