JRC JSS-2250, Instruction Manual

Page: 75 / 220

Operation
4-25
4.3.2 Setting the communication channels
Besides the free frequencies described previously, ITU channel mode and user channel modes
can also be set. The ITU channel mode is mode for using channels based on the international
standard and is built-in to the equipment. The user channel mode is the mode for using channels
on pre-registered frequencies. These modes can be used according to the operations.
(1) Selecting a frequency and channel input mode
■
Procedure
■
1
11
.
..
Set the screen of the status display.
The status display at right shows free frequency
mode.
2
22
.
..
Press the CH key.
As shown below, each time the CH key is pressed the mode changes in order from the
free frequency mode, ITU channel mode, to the user channel mode.
(Free frequency mode)
(ITU channel mode) (User channel mode)
- CH operation changes communication modes and frequencies as follows.
¾ ITU channel mode: The communication mode of free frequency mode
and the previous (or lowest) ITU channel number
¾ User channel mode: The previous user channel number
¾ Free frequency mode: The communication mode of User channel mode
and the previous frequency.
- The above operation is unavailable in the telex mode.
- If the communication mode is changed by pressing the TEL , DSC , or
CW keys, the free frequency input mode is set.
Note
TEL
2331.5
2331.5
RX kHz
TX kHz
W K R s c a n b a n d s :
2 4 6 8 1 2 1 6 ( M H z )
I D 4 3 1 0 0 1 2 3 4 T I M E 2 3 : 5 9 ( U T C )
P o s 8 9 ﾟ 5 9 . 0 1 2 3 ' N
1 7 9 ﾟ 5 9 . 6 7 8 9 ' E @ 2 3 : 5 9 ( E X T )
S I G
TEL ITU-1201
13077.0
12230.0
RX kHz
TX kHz
W K R s c a n b a n d s :
2 4 6 8 1 2 1 6 ( M H z )
I D 4 3 1 0 0 1 2 3 4 T I M E 2 3 : 5 9 ( U T C )
P o s 8 9 ﾟ 5 9 . 0 1 2 3 ' N
1 7 9 ﾟ 5 9 . 6 7 8 9 ' E @ 2 3 : 5 9 ( E X T )
S I G
TEL
2331.5
2331.5
RX kHz
TX kHz
W K R s c a n b a n d s :
2 4 6 8 1 2 1 6 ( M H z )
I D 4 3 1 0 0 1 2 3 4 T I M E 2 3 : 5 9 ( U T C )
P o s 8 9 ﾟ 5 9 . 0 1 2 3 ' N
1 7 9 ﾟ 5 9 . 6 7 8 9 ' E @ 2 3 : 5 9 ( E X T )
S I G
CH CH
CH