# absolute radio-frequency channel number

> code that specifies a pair of physical radio carriers used for transmission and reception in a land mobile radio system, one for the uplink signal and one for the downlink signal

**Wikidata**: [Q296604](https://www.wikidata.org/wiki/Q296604)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Absolute_radio-frequency_channel_number)  
**Source**: https://4ort.xyz/entity/absolute-radio-frequency-channel-number