HFlink is an international resource for radio operators using ALE or Selcall with transceivers, antenna systems, hardware and software controllers; development of HF communications networks utilizing ALE with SSB or Digital; ALE for organizations, Emergency / Relief operations; development of Automatic Linking and Selective Calling operating methods applicable to Amateur Radio Service. HF link channel Frequency and Address Coordination group for HF Amateur Radio ALE and Selective Calling.