From The RadioReference Wiki
This page consolidates a listing of ALE Networks that are active on HF Radio. For an overview of ALE, see the ALE page.
ALE Networks can be tracked and monitored using software. Links can be found on the Signal Identification Wiki - ALE 2G page
- The 2015 Digital Digest has information on the US Air Force Global HF ALE Network - see the HF Appendix for the link to this document, which is very inexpensive.