On Thu, Dec 18, 2014 at 9:49 AM, David Lang <david@lang.hm> wrote:
>
> *15.9 bps/Hz* Spectral Efficiency.
>>>
>>
>  If they're using phase encoding or similar, that's pushing the ragged
>> edge I
>>
> think.  Won't take much dip in the S/N before that comes back to bite you
> on the tookus,
>
> They support many encoding schemes, and will use all channels in each
> direction. As conditions degrade, the speed will slow.
>
> The top speed is using 1024-QAM modulation, it will then fall back to
> 256-QAM (which is the top that 802.11ac will use), and then to 64-QAM
> (which is the top of 802.11n)
>
> This has far more in common with old fashioned microwave links than Wi-Fi
>
>
Hey Dave,    found this.... :)
http://www.gizmag.com/build-your-own-satellite-pocketqube/35217/


> David Lang
>
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