ICOM IC-7000 说明手册
60
4
RECEIVE AND TRANSMIT
4
D
Tone squelch operation
Tone squelch operation is a method of communica-
tions using selective calling. Only received signals
having a matching tone will open the squelch. Before
communicating using tone squelch, all members of
your party must agree on the tone squelch frequency.
tions using selective calling. Only received signals
having a matching tone will open the squelch. Before
communicating using tone squelch, all members of
your party must agree on the tone squelch frequency.
q Push
[MODE]
one or more times to select FM
mode.
w Select M
M--3
3.
e Push
[F-3
T
TO
ON
N
]
momentarily several times to turn
the tone squelch function ON.
• “
” appears.
r Push and hold
[F-3
T
TO
ON
N
]
for 1 sec. to enter the FM
tone set mode.
• The selected tone frequency for TSQL appears.
• Other tone functions can be set by pushing
• Other tone functions can be set by pushing
[F-1
T
TO
ON
N
]
.
t Rotate
[DIAL]
to set the desired subaudible tone
frequency.
• See table at right for available tone frequencies.
• Push and hold
• Push and hold
[F-3
D
DE
EF
F
]
for 1 sec. to select the de-
fault frequency.
• Push
[
Z
Z
(
MENU
/
GRP
)]
to exit the FM tone set mode.
y Communicate in the usual manner.
• Push and hold
[PTT]
to transmit; release
[PTT]
to re-
ceive.
• Available tone squelch frequencies
(Unit: Hz)
[DIAL]
[MENU/GRP]
[F-3]
[F-1]
• Push and hold
[MENU/GRP]
for 1 sec. once or twice
to select the menu group M
M.
• Push
[MENU/GRP]
momentarily one or more times to
select the menu M
M--3
3.
67.0
69.3
71.9
74.4
77.0
79.7
82.5
69.3
71.9
74.4
77.0
79.7
82.5
0
85.4
0
88.5
0
91.5
0
94.8
0
97.4
100.0
103.5
103.5
107.2
110.9
114.8
118.8
114.8
118.8
123.0
127.3
131.8
127.3
131.8
136.5
141.3
146.2
151.4
156.7
159.8
162.2
141.3
146.2
151.4
156.7
159.8
162.2
165.5
167.9
171.3
173.8
177.3
179.9
183.5
167.9
171.3
173.8
177.3
179.9
183.5
186.2
189.9
192.8
196.6
199.5
203.5
206.5
189.9
192.8
196.6
199.5
203.5
206.5
210.7
218.1
225.7
229.1
233.6
241.8
250.3
218.1
225.7
229.1
233.6
241.8
250.3
254.1