Icom IC-7300, Основное руководство

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4
RECEIVING AND TRANSMITTING
4-4
SelectingtheIFfilter
Thetransceiverhas3IFfilterpassbandwidthsforeach
mode, and you can select them on the FILTER screen.
YoucansettheIFfiltertowide(FIL1),mid(FIL2)or
narrow (FIL 3).
1. Select the operating mode.
(Example:USB)
2. Touch the filter icon for 1 second.
•OpenstheFILTER(SSB)screen.
3. Touch the filter icon more times to select FIL 1
(wide), FIL 2 (mid) or FIL 3 (narrow).
4. Touch[BW].
•Selects the passband width mode.
5. Rotate
MAIN DIAL
to select the passband width.
L
You cannot change the passband width in the FM or
FM-D mode.
L
Whenyouchangethepassbandwidth,theTwinPBT
setting value is reset to the center position.
FILTER(SSB)screen(whenFIL2isselected)
Passband width mode
Touch for 1
second to reset
to default.
Displayed when a band width less than 500 Hz
isselectedintheSSBorCWmode.
6. Touch[BW].
•Cancels the passband width mode.
7. Repeat steps 2 to 6 to set the passband width for
other modes except for the FM and FM-D.
8. To close the FILTER screen, push
EXIT
.
TIP :WhenyousettheIFfiltertoFIL2orFIL3intheFM
mode, the transceiver will transmit in the FM narrow mode.
Mode IFfilter Selectablerange(steps)
SSB
FIL 1
(
3.0 kHz
)
50Hz to 500Hz (50 Hz)/
600Hz to 3.6kHz (100 Hz)
FIL 2
(
2.4 kHz
)
FIL 3
(
1.8 kHz
)
SSB-D
CW
FIL 1
(
1.2 kHz
)
50Hz to 500Hz (50 Hz)/
600Hz to 3.6kHz (100 Hz)
FIL 2
(
500 Hz
)
FIL 3 ( 250 Hz )
RTTY
FIL 1 ( 2.4 kHz )
50Hz to 500Hz (50 Hz)
600Hz to 2.7kHz (100 Hz)
FIL 2 ( 500 Hz )
FIL 3 ( 250 Hz )
AM
AM-D
FIL 1
(
9.0 kHz
)
200Hz to 10.0kH (200 Hz) FIL 2
(
6.0 kHz
)
FIL 3
(
3.0 kHz
)
FM
FM-D
FIL 1
(
15 kHz
)
Fixed FIL 2
(
10 kHz
)
FIL 3 ( 7.0 kHz )
SelectingtheIFfiltershape
YoucanindependentlyselecttheDSPfiltershapefor
operating modes to soft or sharp.
1. SettheoperatingmodetoSSB,SSB-DorCW.
(Example:USB)
2. Touch the filter icon for 1 second.
•Opens the FILTER screen.
3. Touch the filter icon several times to select FIL1
(wide), FIL2 (mid) or FIL3 (narrow).
4. Touch [SHARP] or [SOFT].
5. To close the FILTER screen, push
EXIT
.
When [SOFT] is selected