[SFDXA] Not AM; not FM but SM

[Kai]

Not only did I hear of it, my business partner and I have two US patents on that 
technology:
  US 8081699  and US 8553804.
Cheers,
Kai Siwiak, KE4PT


On 3/18/2019 15:20, Howard Rensin wrote:
> Anyone ever heard of the "new" discovery in modulation modes?
>
>
>
> http://www.astrapi-corp.com/
>
>
> 73
> Howard
> KC3D
> Palm Beach Gardens, FL
> Life member: ARRL; QCWA; SKCC; and a bunch of others.
> South Florida DX Assoc. (SFDXA)
> KC3D at arrl.net
>
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