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4-13
4
RECEIVE AND TRANSMIT
Operating in the RTTY (FSK) mode (Continued)
■
D
RTTY decode Set mode
Set the RTTY key polarity, shift width and mark tone.
q
When RTTY (RTTY-R) mode is selected, hold down
M-CH/RIT
SET
for 1 second to enter the Quick Set mode.
Rotate
w
[M-CH] to select the desired set item.
Rotate
e
[DIAL] to adjust the desired value or op-
tion.
• Hold down
M-CL
for 1 second to return to the default
value.
Push
r
M-CH/RIT
SET
to exit the Quick Set mode.
[DIAL]
[M-CH]
RTTY mark tone
(RTTY mode)
This item selects the RTTY mark frequency. Select
1275, 1615 or 2125 Hz.
RTTY shift width
(RTTY mode)
This item adjusts the RTTY shift width. There are 4
selectable values: 170, 200, 425 and 850 Hz.
RTTY key polarity
(RTTY mode)
This item selects the RTTY keying polarity. Normal or
reverse keying polarity can be selected.
When reverse polarity is selected, Mark and Space
are reversed.
n (normal) : Key open/close = Mark/Space
r (reverse) : Key open/close = Space/Mark
2125 Hz (default)
170 Hz (default)
NORMAL (default)
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