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4
RECEIVE AND TRANSMIT
4
■
IF filter selection
The transceiver has 3 passband width IF filters for
each mode.
For the SSB, CW and PSK modes, the passband width
can be set between 50 and 3600 Hz in 50 or 100 Hz
steps.
A total of 41 passband widths are available.
For the RTTY mode, the passband width can be set
between 50 and 2700 Hz in 50 or 100 Hz steps.
A total of 32 passband widths are available.
For the AM mode, the passband width can be set
between 200 Hz and 10 kHz in 200 Hz steps.
A total of 50 passband widths are available.
For the FM mode, the passband width is fixed and 3
passband widths are available.
The filter selection is automatically memorized in
each mode.
The PBT shift frequencies are automatically
memorized in each filter.
D
IF filter selection
q
Select the desired mode.
w
Push
[FILTER] several times to select the IF filter
1, 2 or 3.
• The selected passband width and filter number is
displayed in the LCD.
D
Filter passband width setting
(except the FM mode)
q
Hold down
[FILTER] for 1 second to select the filter
set screen.
w
Select any mode except FM.
• Passband widths for the FM modes are fixed and
cannot be set.
e
Push
[FILTER] several times to select the desired
IF filter.
r
Push
[BW] (F-1), then rotate the main dial to adjust
the desired passband width. Then push
[BW] (F-1)
to set.
• While holding down
[BW] (F-1), rotating the main dial
also adjusts the passband width. After adjustment,
release
[BW] (F-1) to set.
• In the SSB, CW and PSK modes, the passband width
can be set within the following range.
50 to 500 Hz
50 Hz steps
600 to 3600 Hz
100 Hz steps
• In the RTTY mode, the passband width can be set
within the following range.
50 to 500 Hz
50 Hz steps
600 to 2700 Hz
100 Hz steps
• In the AM mode, the passband width can be set within
the following range.
200
Hz to 10 kHz 200 Hz steps
• Hold down
[DEF] (F-4) for 1 second to select a default
value. (Roofing filter setting also selects a default value.)
t
Repeat steps
w
to
r
if desired for other modes.
y
Push
[EXIT/SET] to exit filter set screen.
FILTER
F-1
BW
F-4
DEF
EXIT/SET
Main dial
Selected
IF filter
Passband
width
• During the passband width setting
Blinks
The PBT shift frequencies are cleared when the
passband width is changed.
This filter set screen graphically displays the
PBT shift frequencies and CW pitch operations.
Summary of Contents for IC-7600
Page 1: ...INSTRUCTION MANUAL HF 50 MHz TRANSCEIVER i7600 ...
Page 192: ...MEMO ...
Page 193: ...MEMO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ...
Page 194: ...MEMO ...
Page 195: ...MEMO 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ...