![](https://www.pdfsearch.io/img/b2f90ab09193d6d49a602e2479286ec4.jpg) Date: 2017-11-06 04:33:41
| | USAF High Frequency Global Communications System Revision date: 28 February 2016 © Ary Boender / Utility DXers Forum - UDXF www.udxf.nl The High Frequency Global Communications System (HF-GCS) is a network of single siAdd to Reading ListSource URL: www.udxf.nlDownload Document from Source Website File Size: 401,35 KBShare Document on Facebook
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