Automatic Foghorn - Icom IC-M603 Instruction Manual

■ Automatic foghorn

The automatic foghorn function sounds a horn repeatedly
until the function is turned OFF. Four patterns are available
for varying conditions.
TYPE
One 5-second blasts every 120
UNDERWAY
seconds.
Two 5-second blasts (separated
STOP
by 2 seconds) every 120 sec-
onds.
One 5-second blast followed
by two 1-second blasts (each
SAIL
separated by 2 seconds) every
120 seconds.
One 5-second blast followed
by three 1-second blasts (each
TOW
separated by 2-seconds) every
120 seconds.
The audio frequency of the foghorn is selectable. See
page 44 for details on selecting the audio frequency.
The foghorn outputs from the hailer speaker. To use this
function, the hailer speaker must be connected to the trans-
ceiver. See page 46 for connection details.
PATTERN
5s±1
120s
5s±1
2s
120s
5s±1
1s
2s
120s
5s±1
1s
2s
120s
OTHER FUNCTIONS
USAGE
Motor vessel underway and making way.
Motor vessel underway but stopped (not
making way).
Sailing vessel underway, fishing vessel
(underway or anchored), vessel not under
command, a vessel restricted in her ability
to maneuver (underway or at anchor), or a
vessel towing or pushing another ahead.
Vessel under tow (manned).
7
7
41