HFU HF Underground
Technical Topics => Equipment => Topic started by: CoolAM Radio on September 14, 2015, 2000 UTC
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View OnLine-/ or Download
the (257 pages - pdf file)
Technical Manual for the
"Collins R-390A URR"
http://www.mediafire.com/?o6p2lftccka5s (http://www.mediafire.com/?o6p2lftccka5s)
André
CoolAM Radio - Shortwave
the Netherlands