Appendix: Two way radio frequency list
Appendix: CTCSS/DCS list: 50 groups of CTCSS Frequencies
01 67.0 11 94.8 21 131.8 31 171.3 41 203.5
02 69.3 12 97.4 22 136.5 32 173.8 42 206.5
03 71.9 13 100.0 23 141.3 33 177.3 43 210.7
04 74.4 14 103.5 24 146.2 34 179.9 44 218.1
05 77.0 15 107.2 25 151.4 35 183.5 45 225.7
06 79.7 16 110.9 26 156.7 36 186.2 46 229.1
07 82.5 17 114.8 27 159.8 37 189.9 47 233.6
08 85.4 18 118.8 28 162.2 38 192.8 48 241.8
09 88.5 19 123.0 29 165.5 39 196.6 49 250.3
10 91.5 20 127.3 30 167.9 40 199.5 50 254.1
CH Simplex Mode
Frequency (MHz)
Duplex Mode
Frequency (MHz)
CH Simplex Mode
Frequency (MHz)
CH Simplex Mode
Frequency (MHz)
Duplex Mode
Frequency (MHz)
CH Simplex Mode
Frequency (MHz)
01 476.4250 477.1750 (CH31)
Repeater TX
21 476.9250 41 476.4375
Repeater RX
477.1875 (CH71)
Repeater Transmit
61 476.9375 (RX Only)
Future Use
02 476.4500 477.2000 (CH32)
Repeater TX
22 476.9500
Data Only
42 476.4625
Repeater RX
477.2125 (CH72)
Repeater Transmit
62 476.9625 (RX Only)
Future Use
03 476.4750 477.2250 (CH33)
Repeater TX
23 476.9750
Data Only
43 476.4875
Repeater RX
477.2375 (CH73)
Repeater Transmit
63 476.9875 (RX Only)
Future Use
04 476.5000 477.2500 (CH34)
Repeater TX
24 477.0000 44 476.5125
Repeater RX
477.2625 (CH74)
Repeater Transmit
64 477.0125
05 476.5250
Emergency Only
477.2750 (CH35)
Repeater TX
25 477.0250 45 476.5375
Repeater RX
477.2875 (CH75)
Repeater Transmit
65 477.0375
06 476.5500 477.3000 (CH36)
Repeater TX
26 477.0500 46 476.5625
Repeater RX
477.3125 (CH76)
Repeater Transmit
66 477.0625
07 476.5750 477.3250 (CH37)
Repeater TX
27 477.0750 47 476.5875
Repeater RX
477.3375 (CH77)
Repeater Transmit
67 477.0875
08 476.6000 477.3500 (CH38)
Repeater TX
28 477.1000 48 476.6125
Repeater RX
477.3625 (CH78)
Repeater Transmit
68 477.1125
09 476.6250 29 477.1250 49 476.6375 69 477.1375
10 476.6500 30 477.1500
UHF CB Broadcast
50 476.6625 70 477.1625
11 476.6750
Call Channel
31 477.1750
Repeater Input
51 476.6875 71 477.1875
Repeater Input
12 476.7000 32 477.2000
Repeater Input
52 476.7125 72 477.2125
Repeater Input
13 476.7250 33 477.2250
Repeater Input
53 476.7375 73 477.2375
Repeater Input
14 476.7500 34 477.2500
Repeater Input
54 476.7625 74 477.2625
Repeater Input
15 476.7750 35 477.2750
Emergency Only
55 476.7875 75 477.2875
Repeater Input
16 476.8000 36 477.3000
Repeater Input
56 476.8125 76 477.3125
Repeater Input
17 476.8250 37 477.3250
Repeater Input
57 476.8375 77 477.3375
Repeater Input
18 476.8500 38 477.3500
Repeater Input
58 476.8625 78 477.3625
Repeater Input
19 476.8750 39 477.3750 59 476.8875 79 477.3875
20 476.9000 40 477.4000
Highway Channel
60 476.9125 80 477.4125
Appendix: Two way radio frequency list
Appendix: CTCSS/DCS list: 50 groups of CTCSS Frequencies
01 67.0 11 94.8 21 131.8 31 171.3 41 203.5
02 69.3 12 97.4 22 136.5 32 173.8 42 206.5
03 71.9 13 100.0 23 141.3 33 177.3 43 210.7
04 74.4 14 103.5 24 146.2 34 179.9 44 218.1
05 77.0 15 107.2 25 151.4 35 183.5 45 225.7
06 79.7 16 110.9 26 156.7 36 186.2 46 229.1
07 82.5 17 114.8 27 159.8 37 189.9 47 233.6
08 85.4 18 118.8 28 162.2 38 192.8 48 241.8
09 88.5 19 123.0 29 165.5 39 196.6 49 250.3
10 91.5 20 127.3 30 167.9 40 199.5 50 254.1
CH Simplex Mode
Frequency (MHz)
Duplex Mode
Frequency (MHz)
CH Simplex Mode
Frequency (MHz)
CH Simplex Mode
Frequency (MHz)
Duplex Mode
Frequency (MHz)
CH Simplex Mode
Frequency (MHz)
01 476.4250 477.1750 (CH31)
Repeater TX
21 476.9250 41 476.4375
Repeater RX
477.1875 (CH71)
Repeater Transmit
61 476.9375 (RX Only)
Future Use
02 476.4500 477.2000 (CH32)
Repeater TX
22 476.9500
Data Only
42 476.4625
Repeater RX
477.2125 (CH72)
Repeater Transmit
62 476.9625 (RX Only)
Future Use
03 476.4750 477.2250 (CH33)
Repeater TX
23 476.9750
Data Only
43 476.4875
Repeater RX
477.2375 (CH73)
Repeater Transmit
63 476.9875 (RX Only)
Future Use
04 476.5000 477.2500 (CH34)
Repeater TX
24 477.0000 44 476.5125
Repeater RX
477.2625 (CH74)
Repeater Transmit
64 477.0125
05 476.5250
Emergency Only
477.2750 (CH35)
Repeater TX
25 477.0250 45 476.5375
Repeater RX
477.2875 (CH75)
Repeater Transmit
65 477.0375
06 476.5500 477.3000 (CH36)
Repeater TX
26 477.0500 46 476.5625
Repeater RX
477.3125 (CH76)
Repeater Transmit
66 477.0625
07 476.5750 477.3250 (CH37)
Repeater TX
27 477.0750 47 476.5875
Repeater RX
477.3375 (CH77)
Repeater Transmit
67 477.0875
08 476.6000 477.3500 (CH38)
Repeater TX
28 477.1000 48 476.6125
Repeater RX
477.3625 (CH78)
Repeater Transmit
68 477.1125
09 476.6250 29 477.1250 49 476.6375 69 477.1375
10 476.6500 30 477.1500
UHF CB Broadcast
50 476.6625 70 477.1625
11 476.6750
Call Channel
31 477.1750
Repeater Input
51 476.6875 71 477.1875
Repeater Input
12 476.7000 32 477.2000
Repeater Input
52 476.7125 72 477.2125
Repeater Input
13 476.7250 33 477.2250
Repeater Input
53 476.7375 73 477.2375
Repeater Input
14 476.7500 34 477.2500
Repeater Input
54 476.7625 74 477.2625
Repeater Input
15 476.7750 35 477.2750
Emergency Only
55 476.7875 75 477.2875
Repeater Input
16 476.8000 36 477.3000
Repeater Input
56 476.8125 76 477.3125
Repeater Input
17 476.8250 37 477.3250
Repeater Input
57 476.8375 77 477.3375
Repeater Input
18 476.8500 38 477.3500
Repeater Input
58 476.8625 78 477.3625
Repeater Input
19 476.8750 39 477.3750 59 476.8875 79 477.3875
20 476.9000 40 477.4000
Highway Channel
60 476.9125 80 477.4125
Appendix:
Two way radio frequency list
Appendix:
CTCSS: 50 groups of CTCSS frequencies
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