5-6
5
FUNCTIONS FOR RECEIVE
IF filter selection (Continued)
■
D
Setting the passband filter width
Push
q
MODE
several times to select the desired
operating mode.
Hold down
w
FILTER
for 1 second to enter filter Set
mode.
Rotate
e
[M-CH]
to select “
FIL
.”
Push
r
FILTER
several times to select the desired
IF filter.
R
t
otate
[DIAL]
to
set the desired passband width
.
• The passband width can be set within the range shown
in the table at the lower right.
• Hold down
M-CL
for 1 second to return to the default
value.
Repeat steps
y
r
and
t
if desired.
Hold down
u
FILTER
for 1 second to exit the filter
Set mode.
When the IF passband width is set to minimum by
the
[TWIN PBT]
controls (when one control is
maximum counterclockwise, and the other one is
maximum clockwise; p. 5-4), sound may not come
from the speaker, depending on the IF filter pass-
band width setting. This is not a transceiver mal-
function.
[DIAL] [M-CH]
[TWIN PBT]
Mode
Filter
Default
Range (Steps)
SSB
Wide
3000 Hz
50–500 Hz (50 Hz)/
600–3600 Hz (100 Hz)
Mid
2400 Hz
Narrow
1800 Hz
SSB Data/
CW
Wide
1200 Hz
50–500 Hz (50 Hz)/
600–3600 Hz (100 Hz)
Mid
500 Hz
Narrow
250 Hz
RTTY
Wide
2400 Hz
50–500 Hz (50 Hz)/
600–2700 Hz (100 Hz)
Mid
500 Hz
Narrow
250 Hz
AM/
AM Data
Wide
8000 Hz
200–8000 Hz (200 Hz)
Mid
6000 Hz
Narrow
3000 Hz
D
Selecting IF filter shape (SSB/CW only)
Select a soft or sharp DSP filter shape for SSB and
CW.
Push
q
MODE
several times to select the SSB or
CW mode.
Hold down
w
FILTER
for 1 second to enter the filter
Set mode.
Rotate
e
[M-CH]
to select “
SHAPE
.”
Push
r
FILTER
several times to select the desired IF
filter between Wide, Mid and Narrow.
R
t
otate
[DIAL]
to
set the desired filter shape of each
filter to either soft or sharp.
• Hold down
M-CL
for 1 second to return to the default
value.
Hold down
y
FILTER
for 1 second to exit the filter
Set mode.
[DIAL]
[M-CH]
“Sharp”
“Soft”
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