Icom IC-706 MKII Instruction Manual page 26

4 RECEIVE AND TRANSMIT
© Optional filter selection
Two optional filters can be installed in the FILTER ON/OFF:
IC-706MKIl. O Select ft.
e Push [DISPLAY] 1 or 2 times if {5 or = appears.
Narrow filters help reject interference from adjacent e Push [MENU] one or more times to select t13.
signals and obtain good selectivity. @ Push [(F-1)F Ii] momentarily to select the narrow
tion when no interfering signals are present. appears when the wide filter is selected.
for your operating needs. SHIFT menu. When selecting the narrow filter, the
Narrow filters for AM/FM modes are standard. graphic passband is narrowed (see diagram below).
FILTER PRESETTING: = A
After you install a filter (see p. 53 for installation), you
must specify the installed filter in initial set mode
(item 19 "OPT. FIL 1" or item 20 "OPT. FIL 2"; see
p. 47).
Normal narrow is
operation selected |
Filter variations
FL-94 8 kHz/-6 dB
*Optional filter.
Optional filter installation and selection tables
SSB CW, RTTY
W:FL-103]W:--— :
M: FL-272]M: FL-272 |M: FL-272
N:--— |N:FL-223]N:
W:FL-103|W:--— :
M: FL-272] M: FL-272|M: FL-272
N:---— |N:FL-223]N:
W:---
M: FL-272
W:---— {W:--- |[W:FL-272]W:FL-103|W:FL-272|W:FL-272
FL-100 |M:FL-272|M: FL-272|M: FL-100]M: FL-272}M: FL-223|M:FL-100
N: FL-100]N: FL-100 |N: FL-101 |N: FL-100 |N: FL-100 |N: FL-232
W:-—- |W: FL-272]|W:---— |W: FL-103|W: FL-272| W:FL-272
FL-101 |M:FL-272|M: FL-100|M: FL-272 |M: FL-272|M: FL-223|M: FL-232
N: FL-101 |N: FL-101 |N: FL-101 |N: FL-101 |N: FL-101 |N: FL-101
W: FL-103] W: FL-103] W: FL-103] W: FL-103]W: FL-103] W: FL-10:
FL-103 |M: FL-272|M: FL-272] M: FL-272]M: FL-272|M: FL-272|M:FL-272
N:---— |N:FL-100}N:FL-101}N:--- 9 |N: FL-2231N: FL-223
W:---— |W:FL-272}|W:FL-272|W:FL-103]W:---— | W:FL-272
FL-223 |M:FL-272|M: FL-223] M: FL-223]M: FL-272|M: FL-272|M: FL-223
N: FL-223 |N: FL-100 | N: FL-101 | N: FL-223 |N: FL-223 |N: FL-232
W:--- |W: FL-272] W: FL-2721 W: FL-103}] W: FL-272|W: -—--—
FL-232 |M:FL-272|M: FL-100{ M: FL-232 |M: FL-272|M: FL-223| M: FL-272
N: FL-232 | N: FL-232 | N: FL-101 | N: FL-232 | N: FL-232 |N: FL-232
AM
E | Normal |FL-23+SFPC455E
= = ne nm N A zZ aa T nm o N
W: FL-103|W: FL-103
M: M: FL-272 |M: FL-272
N:--- N: FL-223 |N:--—
W:--- [W:--- [W:-~- [W:FL-103}W:--- | W:---
FL-223 |M:FL-272|M: FL-272|M: FL-272| M: FL-272] M: FL-272|M: FL-272
N: FL-223 | N: FL-223 | N: FL-223 | N: FL-223 |N: FL-223 | N: FL-223
W: W: W: W: FL-103] W:--— ;
: M: FL-272 |M: FL-272|M: FL-272
: N: N: N:--- = |N: FL-223|N:--—
Table key:
W—wide position
M—medium (normal) position
N—Narrow position
7
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