ITU R F 1110:2003
ITU R F 1110:2003 Adaptive Radio Systems For Frequencies Below About 30 Mhz
Table of Contents
Annex1-GeneralfunctionsofHFadaptivesystems1Introduction
2Automaticselectionofthefrequencytobeused
3Automaticcalling,linkestablishmentanddisconnection
3.1Commoncalling/trafficchannels
3.2Separatecallingandtrafficchannels
4Adaptivityduringacommunication