User's Manual

Maintenance Manual
20
Subtone
The radio can be programmed for CTCSS encode/decode tone frequencies and DCS code.
CTCSS tone frequency
A list of standard tone frequencies for CTCSS tone are describing as shown below.
No. Frequency No. Frequency No. Frequency No. Frequency
1
67.0
15
110.9
29
179.9
43
196.6
2
71.9
16
114.8
30
186.2
44
199.5
3
74.4
17
118.8
31
192.8
45
206.5
4
77.0
18
123.0
32
203.5
46
229.1
5
79.7
19
127.3
33
210.7
47
254.1
6
82.5
20
131.8
34
218.1
48
165.5
7
85.4
21
136.5
35
225.7
49
171.3
8
88.5
22
141.3
36
233.6
50
177.3
9 91.5 23 146.2 37 241.8 51 60.7
10
94.8
24
151.4
38
250.3
52
62.5
11
97.4
25
156.7
39
69.3
53
64.7
12
100.0
26
162.2
40
159.8
13
103.5
27
167.9
41
183.5
14
107.2
28
173.8
42
189.9