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