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Dualwatch/tri-watch, Description, Operation – Icom IC-M422 User Manual

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DUALWATCH/TRI-WATCH

New2001

5

Description

Dualwatch monitors Channel 16 while you are receiving
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 oper-
ating on another channel.

Operation

q Select Dualwatch or Tri-watch in Set mode. (p. 33)
w Push [Y] or [Z] to select the desired operating channel.
e Push [CH/WX•

DUAL

] for 1 sec. to start Dualwatch or Tri-

watch.

• “

” blinks during Dualwatch; “

” blinks during Tri-watch.

• A beep tone sounds when a signal is received on Channel 16.

r To cancel Dualwatch/Tri-watch, push [CH/WX•

DUAL

] again.

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].

Dualwatch

Tri-watch

Call channel

[Example]: Operating Tri-watch on INT Channel 25

Tri-watch starts.

Signal is received on call
channel.

Signal is received on
Channel 16 takes priority.

Tri-watch resumes after
the signal disappears.

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