> On Jan 10, 2019, at 06:12, Lane Zeitler via Amps <amps at contesting.com> wrote: > > There was an article in Ham Radio Magazine from the late 1970s, early 80s. The ARRL will be happy to sell you issues on CD…. And if you buy just one, it will be the wrong one. http://www.arrl.org/shop/Ham-Radio-CD-ROM-1968-1976