Icom IC-746PRO, Manual

Page: 129 / 164

RTTY Set mode
• This set mode is used to set the mark and shift frequencies, keying type, decode
USOS function, etc.
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RTTY Mark
Sets the mark frequency for RTTY operation.
• 1275, 1615 and 2125 Hz are selectable.
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RTTY Shift
Sets the shift frequency for RTTY operation.
• 170, 200 and 425 Hz are selectable.
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RTTY Keying
Selects the keying polarity from normal and reverse.
• NORMAL Key open/close = Mark/Space
• REVERSE Key open/close = Space/Mark
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Decode USOS
Turn the USOS (UnShift On Space) function ON/OFF
• ON Decode as letter code
• OFF Decode as character code
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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
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Decode Screen
Selects a number of the decoder indication from 2 line and 3 line.