Public Radio Service

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Public Radio Service(PRS) is a walkie-talkie personal radio service service in China. People can use it without licenses. It use 409 MHz. It is also known as PRS409. [1] It is similar to the American Family Radio Service (FRS) and PMR446 in the European Union.


Technical information[edit]

The PRS radios use narrow-band frequency modulation (NBFM) with a maximum deviation of 2.5 kilohertz. The channels are spaced at 12.5 kilohertz intervals. They are limited to 500 milliwatts effective radiated power.

List of PRS409 channels[edit]

Channel Frequency (MHz)
1 409.7500
2 409.7625
3 409.7750
4 409.7875
5 409.8000
6 409.8125
7 409.8250
8 409.8375
9 409.8500
10 409.8625
11 409.8750
12 409.8875
13 409.9000
14 409.9125
15 409.9250
16 409.9375
17 409.9500
18 409.9625
19 409.9750
20 409.9875

See also[edit]

References[edit]

External links[edit]