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4-11
4
RECEIVE AND TRANSMIT
Operating in the RTTY (FSK) mode
■
Convenient functions for receiving (Continued)
D
• AGC (auto gain control) (p. 5-3)
Push
➥
AGC
once or twice to set the AGC time con-
stant to fast or slow.
• “
F.AGC” appears when the fast time constant is select-
ed, and no icon appears when the slow time constant
is selected.
Hold down
➥
AGC
for 1 second to turn OFF the AGC
function.
• “AGC-OFF” appears.
• Noise blanker (p. 5-7)
Push
➥
NB
to turn the noise blanker ON or OFF.
• “
” appears when the noise blanker is ON.
Hold down
➥
NB
for 1 second to enter the noise
blanker Set mode. Rotate
[M-CH] to select the
item, then rotate
[DIAL] to adjust the threshold
level, or the blank width.
• Noise reduction (p. 5-8)
Push
➥
NR
to turn the noise reduction ON or OFF.
• “
” appears when the noise reduction is ON.
Hold down
➥
NR
for 1 second to enter the noise
reduction level Set mode, then rotate
[DIAL] to ad-
just the noise reduction level.
• Manual notch filter (p. 5-10)
Push
➥
MNF
to turn the manual notch filter ON or
OFF.
• “
” appears when the manual notch filter is ON.
Hold down
➥
MNF
for 1 second to enter the manual
notch filter Set mode, then rotate
[DIAL] to select
the narrow, mid or wide filter width.
• ¼ function
(p. 10-13)
Hold down
q
M-CH/RIT
SET
for 1 second twice to enter the
Set mode.
Rotate
w
[M-CH] to select “DIAL ¼”.
Rotate
e
[DIAL] to turn the
1
⁄
4
function ON or OFF.
Push
r
M-CH/RIT
SET
to exit the Set mode.
[DIAL]
[M-CH]
[DIAL]
[DIAL]
[DIAL]
[M-CH]
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