Well when you have 5 GHz of BW, getting 6 Gbps out of it is not much of a stretch. FSK would work for that.
From: Eric Kuhnke Sent: Tuesday, May 24, 2016 12:01 AM To: af@afmug.com Subject: Re: [AFMUG] 37Km, 6Gbps 1 watt? They're feeding +30dBm Tx power into a 52dbi (60cm size) gain antenna? I bet it's only 37 km in clear sunny skies but that's still quite powerful. On Mon, May 23, 2016 at 7:42 PM, Josh Reynolds <j...@kyneticwifi.com> wrote: "Transmitting the contents of a conventional DVD in under ten seconds by radio transmission is incredibly fast -- and a new world record in wireless data transmission. With a data rate of 6 Gigabit per second over a distance of 37 kilometers, a collaborative project with the participation of researchers from the University of Stuttgart and the Fraunhofer Institute for Applied Solid State Physics IAF exceeded the state of the art by a factor of 10." https://www.sciencedaily.com/releases/2016/05/160523083819.htm
