Icom IC-7400 - Page 52

39
4
RECEIVE AND TRANSMIT
2001 NEW 2001 NEW
DD
RTTY set mode
This set mode is used to set the mark and shift fre-
quencies, keying type, decode USOS function, etc.
• Setting contents
q Push [MENU] to select M1, then push [F4 RTY] to
select the RTTY menu.
w Push [F5 SET] to select RTTY set mode.
e Push [F1≤] or [F2 ≥] to select the desired set item.
r Set the desired condition using the tuning dial.
•Push [F3] for 1 sec. to select a default condition or value.
t Push [MENU] 2 times to return to M1.
F 1
F 2 F 3 F 4 F 5
21251
RTTY
Mark
Set item up/down
1. RTTY Mark
Sets the mark frequency for RTTY operation.
• 1275, 1615 and 2125 Hz are selectable.
21251
RTTY
Mark
2. RTTY Shift
Sets the shift frequency for RTTY operation.
• 170, 200 and 425 Hz are selectable.
17O2
RTTY
Shift
3. RTTY Keying
Selects the keying polarity from normal and reverse.
NORMAL Key open/close = Mark/Space
REVERSE Key open/close = Space/Mark
NORMAL
3
RTTY
Keying
4. Decode USOS
Turn the USOS (UnShift On Space) function ON/OFF
ON Decode as letter code
OFF Decode as character code
ON
4
Decode
USOS
5. Decode New Line
Selects the new line code of the internal RTTY decoder.
CR: Carriage Return; LF: Line Feed
CR,LF,CR+LF CR, LF and CR+LF
CR+LF CR+LF only
CR,LF,CR+LF
5
Decode
New Line
6. Decode Screen
Selects the number of the decoder indication from 2
or 3 lines.
3line
6
Decode
Screen
IC-7400.qxd 02.4.2 11:35 Page 39