Alinco DJ-S40 - Manual (Page 30)

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6. Selective Communicating
6. Selective Communicating
When communicating with a specific station, the tone squelch frequency
(CTCSS) function can be used. Tone squelch is a function that enables you to
receive a partner's signal when the transmitted tone frequency matches your
station's tone frequency.
There are 38 different selectable tone frequencies:
192.8
203.5
210.7
218.1
225.7
233.6
241.8
250.3
1
2
3
4
5
6
7
8
9
10
67.0
71.9
74.4
77.0
79.7
82.5
85.4
88.5
91.5
94.8
11
12
13
14
15
16
17
18
19
20
97.4
100.0
103.5
107.2
110.9
114.8
118.8
123.0
127.3
131.8
21
22
23
24
25
26
27
28
29
30
136.5
141.3
146.2
151.4
156.7
162.2
167.9
173.8
179.9
186.2
31
32
33
34
35
36
37
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No. No. No. No. Frequency Frequency Frequency Frequency