UHF CB

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UHF CB radio service in Australia, New Zealand and Malaysia. Similar to FRS, GMRS and CB in the United States and PMR446 in Europe.

476 - 477 MHz UHF band. Called "Personal Radio Service" or "PRS" in New Zealand. 80 channels available for voice use, 16 repeater pairs. 5 channels reserved for data/telemetry use in Australia. Repeater input frequencies are available for simplex use as well. CTCSS/DCS and various SelCall systems in use. 476.4250-477.4125 MHz (formerly 476.425-477.400 MHz) Maximum transmitter power 5 watts. External high-gain antennas allowed. No license required for simplex or repeater use. Repeater owners/operators must be licensed/registered to avoid interference.

Standardized Repeater Pairing (duplex mode)

Channels 1-8 (output) paired with channels 31-38 (input) Channels 41-48 (output) paired with channels 71-78 (input)

Channel 5 (input: channel 35) is designated emergency channel. Channel 11 is designated calling channel. Channel 40 is designated road/traffic/truck channel.


Ch Freq MHz - Notes -
1 476.4250 Repeater Output/Simplex
2 476.4500 Repeater Output/Simplex
3 476.4750 Repeater Output/Simplex
4 476.5000 Repeater Output/Simplex
5 476.5250 Repeater Output/Simplex (Emergency Channel)
6 476.5500 Repeater Output/Simplex
7 476.5750 Repeater Output/Simplex
8 476.6000 Repeater Output/Simplex
9 476.6250 Simplex
10 476.6500 Simplex
11 476.6750 Simplex (Calling Channel)
12 476.7000 Simplex
13 476.7250 Simplex
14 476.7500 Simplex
15 476.7750 Simplex
16 476.8000 Simplex
17 476.8250 Simplex
18 476.8500 Simplex
19 476.8750 Simplex
20 476.9000 Simplex
21 476.9250 Simplex
22 476.9500 Data Channel (Telemetry/Telecommand only)
23 476.9750 Data Channel (Telemetry/Telecommand only)
24 477.0000 Simplex
25 477.0250 Simplex
26 477.0500 Simplex
27 477.0750 Simplex
28 477.1000 Simplex
29 477.1250 Simplex
30 477.1500 Simplex
31 477.1750 Repeater Input/Simplex (input for channel 1 repeater)
32 477.2000 Repeater Input/Simplex (input for channel 2 repeater)
33 477.2250 Repeater Input/Simplex (input for channel 3 repeater)
34 477.2500 Repeater Input/Simplex (input for channel 4 repeater)
35 477.2750 Repeater Input/Simplex (input for channel 5 repeater)
36 477.3000 Repeater Input/Simplex (input for channel 6 repeater)
37 477.3250 Repeater Input/Simplex (input for channel 7 repeater)
38 477.3500 Repeater Input/Simplex (input for channel 8 repeater)
39 477.3750 Simplex
40 477.4000 Simplex - Australian Road Safety/Traffic Channel
41 476.4375 Repeater Output/Simplex
42 476.4625 Repeater Output/Simplex
43 476.4875 Repeater Output/Simplex
44 476.5125 Repeater Output/Simplex
45 476.5375 Repeater Output/Simplex
46 476.5625 Repeater Output/Simplex
47 476.5876 Repeater Output/Simplex
48 476.6125 Repeater Output/Simplex
49 476.6375 Simplex
50 476.6625 Simplex
51 476.6875 Simplex
52 476.7125 Simplex
53 476.7375 Simplex
54 476.7625 Simplex
55 476.7875 Simplex
56 476.8125 Simplex
57 476.8375 Simplex
58 476.8625 Simplex
59 476.8875 Simplex
60 476.9125 Simplex
61 476.9375 **Not available in Australia, guard band for data channels 22/23
62 476.9625 **Not available in Australia, guard band for data channels 22/23
63 476.9875 **Not available in Australia, guard band for data channels 22/23
64 477.0125 Simplex
65 477.0375 Simplex
66 477.0625 Simplex
67 477.0875 Simplex
68 477.1125 Simplex
69 477.1375 Simplex
70 477.1625 Simplex
71 477.1875 Repeater Input/Simplex (input for channel 41 repeater)
72 477.2125 Repeater Input/Simplex (input for channel 42 repeater)
73 477.2375 Repeater Input/Simplex (input for channel 43 repeater)
74 477.2625 Repeater Input/Simplex (input for channel 44 repeater)
75 477.2875 Repeater Input/Simplex (input for channel 45 repeater)
76 477.3125 Repeater Input/Simplex (input for channel 46 repeater)
77 477.3375 Repeater Input/Simplex (input for channel 47 repeater)
78 477.3625 Repeater Input/Simplex (input for channel 48 repeater)
79 477.3875 Simplex
80 477.4125 Simplex