ICOM 318200 Manuale Utente
59
5
FUNCTIONS FOR RECEIVE
N
-ODE
± The LCD graphically shows the passband width and
frequency shift.
± Hold down [FILTER] for 1 second to display the “FIL”
screen (Filter). Current passband width and fre-
quency shift are displayed in the “FIL” screen.
quency shift are displayed in the “FIL” screen.
± Hold down [PBT-CLR] for 1 second to set the IF
frequency to the center position.
s
The variable range depends on the passband width
and mode. The edge of the variable range is half of the
passband width. The PBT is adjustable in 25 Hz steps
in the SSB/CW/RTTY modes, and 100 Hz in the AM
mode.
and mode. The edge of the variable range is half of the
passband width. The PBT is adjustable in 25 Hz steps
in the SSB/CW/RTTY modes, and 100 Hz in the AM
mode.
s
to the center positions when there is no interfer-
ence. The PBT setting should be cleared.
ence. The PBT setting should be cleared.
change.
may occur. This comes from the DSP unit and
does not indicate an equipment malfunction.
does not indicate an equipment malfunction.
width and shift value for 2 seconds on the function
display.
display.
0"4
D U P
A G C
C O M P
T B W
S C P
M 1
S
+ 2 5
B
2 . 3 K
Passband width and shift
value are displayed while
[TWIN PBT] is used.
value are displayed while
[TWIN PBT] is used.
Appears when pass-
band is shifted.
band is shifted.
B W
S S B - 2 2 . 4 K
S H A R P
F I L
S
0
B
2 . 4 K
B W
S S B - 2 2 . 4 K
S H A R P
F I L
S
+ 2 0 0
B
2 . 0 K
s
s
Appears when the passband is shifted.
Shows the selected filter and passband width.
Both controls in the center
positions (or hold down
[PBT-CLR] for 1 second.)
positions (or hold down
[PBT-CLR] for 1 second.)
Cutting the lower
passband edge
passband edge
Cutting both lower and
higher passband edges
higher passband edges
PBT2
PBT1
PBT2
PBT1
PBT2
PBT1
IF center frequency
Interference
Desired signal
Passband
Interference
Interference
Desired signal
Passband
[TWIN-PBT]
[PBT-CLR]
[FILTER]