THE GREAT MULLARD MAGIC BLOG — LORAN

LORAN, short for LOng RAnge Navigation,  Was a US developed hyperbolic radio navigation system from WW2 which was similar to, but with an improved range over  the UK's GEE system. Postwar, the US Coastguard took over operations of Loran until it's use was curtailed with Loran-A starting to be dismantled during the 1970s until final operation during 1985.  That said, a limited Japanese chain remained on the air until 9 May 1997, and a Chinese chain was still listed as active as of 2000.  The passing of Loran A was mourned by some but rejoiced by many radio amateurs as Loran A operated...