Selecting A Channel/Frequency; I Selecting A Channel; D Using The Channel Selector - Icom IC-M801GMDSS Instruction Manual

3

SELECTING A CHANNEL/FREQUENCY

I Selecting a channel

The transceiver has 160 user channels and ITU chan-
nels. However, the number of user channels can be
optionally restricted.
D D Display selection
FREQUENCY indication
R X
NOTE: Channel name
pear during frequency indication depending on ini-
tial set mode setting. (p. 49)
D D Using the channel selector
The transceiver has two large controls for group se-
lection and channel selection. The [GRP] changes
channels in 20 channel increments and selects ITU
channel groups; and the [CH] selects each channel.
[GRP]
q Rotate [GRP] to select the desired channel group
as shown at right and/or below.
w Rotate [CH] to select the desired channel.
CHANNEL GROUPS
Channel No. Description
1 to 160 User Ch.*
401 to 427 4 MHz ITU duplex Ch.
4-1 to 4-9 4 MHz ITU simplex Ch.
601 to 608 6 MHz ITU duplex Ch.
6-1 to 6-9 6 MHz ITU simplex Ch.
801 to 832 8 MHz ITU duplex Ch.
8-1 to 8-9 8 MHz ITU simplex Ch.
8
J 3 E S I M P
C H 1 6 : 2 3
may not ap-
(alphanumeric)
[CH]
Channel No.
1 1201 to 1241
12-1 to 12-9
1601 to 1656
16-1 to 16-9
1801 to 1815
18-1 to 18-9
2201 to 2253
CHANNEL indication
R X
0 1 2 3 4 A
[EXAMPLE]: Selection with the [GRP]
R X J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
* 1 [GRP] changes in 20 channels steps. *
Description Channel No.
12 MHz ITU duplex Ch. 22-1 to 22-9
12 MHz ITU simplex Ch. 2501 to 2510
16 MHz ITU duplex Ch. 25-1 to 25-9
16 MHz ITU simplex Ch. C1-1 to C1-21 C1 channels
18 MHz ITU duplex Ch. C2-1 to C2-31 C2 channels
18 MHz ITU simplex Ch. 4001 to 25040 ITU FSK duplex Ch.*
22 MHz ITU duplex Ch.
J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
1 6 : 2 3
R X J 3 E D U P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X J 3 E D U P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
R X å J 3 E S I M P
C H - - - G P S - - -
L a t 4 5 5 9 ' N
L o n 1 3 4 4 4 ' E
0 1 2 3 4 A 1 6 : 2 3
2 SITOR use— no group separation.
Description
22 MHz ITU simplex Ch.
25 MHz ITU duplex Ch.
25 MHz ITU simplex Ch.
2