ICOM IC-7000 说明手册

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页码 166
123
13
SET MODE
Quick set mode 
(continued)
T
Tw
wi
in
 P
Pe
ea
ak
 F
Fi
il
lt
te
er
r
(RTTY mode)
This item turns the twin peak filter ON and OFF. 
O
ON
N
Twin peak filter is ON
O
OF
FF
F
Twin peak filter is OFF. 
(default) 
R
RT
TT
TY
 M
Ma
ar
rk
 F
Fr
re
eq
qu
ue
en
nc
cy
y
(RTTY mode)
This item selects the RTTY mark frequency. RTTY
mark frequency is switched between 1275, 1615 and
2125 Hz.
2
21
12
25
5
2125 Hz RTTY mark 
frequency (default)
1
12
27
75
5
1275 Hz RTTY mark 
frequency 
R
RT
TT
TY
 S
Sh
hi
if
ft
 W
Wi
id
dt
th
h
(RTTY mode)
This item adjusts the RTTY shift width. There are 3
selectable values: 170, 200 and 425 Hz.
1
17
70
0
170 Hz RTTY shift 
frequency (default)
4
42
25
5
425 Hz RTTY shift
frequency
R
RT
TT
TY
 K
Ke
ey
yi
in
ng
 P
Po
ol
la
ar
ri
it
ty
y
(RTTY mode)
This item selects the RTTY keying polarity. Normal or
reverse keying polarity can be selected.
When reverse polarity is selected, Mark and Space
are reversed.
- Normal
: Key open/close = Mark/Space
- Reverse : Key open/close = Space/Mark
N
No
or
rm
ma
al
l
Normal polarity 
(default)
R
Re
ev
ve
er
rs
se
e
Reverse polarity
S
Si
id
de
 T
To
on
ne
 L
Le
ev
ve
el
 L
Li
im
mi
it
t
(CW mode)
This item allows you to set a maximum volume level
for CW side tones. CW side tones are linked to the
[AF]
control until a specified volume level is reached
— further rotation of the 
[AF]
control will not increase
the volume of the CW side tones.
O
ON
N
CW side tone level is limited
with 
[AF]
(default)
O
OF
FF
F
CW side tone level is linked
to 
[AF]
S
Si
id
de
 T
To
on
ne
 L
Le
ev
ve
el
l
(CW mode)
This item adjusts the CW side tone level from 0% to
100% in 1% steps.
See p. 43 for details.
  5 0 %
50% (default)