Filter Setting - Icom IC-78 Instruction Manual

4
OPERATION
n Filter setting
When an optional filter is installed, set the optional fil-
ters in initial set mode. Optional filters are not select-
ed by default. (p. 33)
D Optional filter setting
q While pushing and holding [SET], push [PWR] to
enter initial set mode.
w Push [Z DN] or [UP Y] several times until "FIL"
appears on the display.
e Rotate the channel selector to select the installed
filter.
• "no," "52A," "53A," "96," "222" and "257" indicate no
optional filter, FL-52A, FL-53A, FL-96,
FL-257, respectively for 455 kHz IF filter selection.
r Push [PWR] for 1 sec. to exit initial set mode.
D Expanded filter selection
The selectable filter combinations can be expanded
by setting the expanded filter selection to ON. Then
extra wide or narrow filter can be selected on desired
mode.
q While pushing and holding [SET], push [PWR] to
enter initial set mode.
w Push [Z DN] or [UP Y] several times until "EXP
FIL" appears.
e Rotate the channel selector to turn the expanded
filter selection 'on'.
• If 'on' is selected, the expanded filter selection can be
used.
• Wide/narrow filter selection
r Push [UP Y] several times until
"WIDE [[" or "NAR [[" appears
on the display.
t Push [MODE] several times to se-
lect the desired mode.
y Rotate the channel selector to se-
lect a filter.
u Repeat steps t and y to select
IF filters for other modes, if de-
sired.
• The filter combinations are stored
depending on operating modes.
i Push [PWR] for 1 sec. to exit ini-
tial set mode.
22
† FL-222 and
• Wide filter setting table
no FL-52A
no no
SSB
THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz)
no no
CW
THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz)
no no
RTTY
THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz) THU (6 kHz)
— —
AM
• Narrow filter setting table
no FL-52A
— no
SSB
52A (500 Hz) 53A (250 Hz)
— 52A (500 Hz) 53A (250 Hz)
CW
— 52A (500 Hz) 53A (250 Hz)
RTTY
NOR (2.4 kHz) NOR (2.4 kHz) NOR (2.4 kHz) NOR (2.4 kHz) NOR (2.4 kHz) NOR (2.4 kHz)
AM
52A (500 Hz) 53A (250 Hz) 96 (2.8 kHz) 222 (1.8 kHz) 257 (3.3 kHz)
FL-53A FL-96 † FL-222
no 96 (2.8 kHz) no
no 96 (2.8 kHz) no
no 96 (2.8 kHz) no
— — —
FL-53A FL-96 † FL-222
no — 222 (1.8 kHz)
— 222 (1.8 kHz)
— 222 (1.8 kHz)
† No longer produced
FL-257
257 (3.3 kHz)
257 (3.3 kHz)
257 (3.3 kHz)
—
: default
FL-257
—
—
—
: default