[LakelandARC] Re: 30GHz broadband ISP

[Don Jeerings]

On 01/28/2016 10:17 AM, Matthew Stevens matthew at mrstevens.net 
[LakelandARC] wrote:
> That was pretty much my initial reaction.... I predict the Boston test 
> is not going to be quite the success they are hoping for. Even 
> assuming they are able to go high enough to not have buildings, trees 
> or whatever obstructing the signal, what about rain, snow, fog, etc 
> etc. (all of which they seem to get a lot of in the Boston area).
>
> Sent from my iPhone
>
> On Jan 28, 2016, at 09:52, larc2 at evanszone.com 
> <mailto:larc2 at evanszone.com> [LakelandARC] 
> <LakelandARC at yahoogroups.com <mailto:LakelandARC at yahoogroups.com>> wrote:
>
>> There's probably good reason to call this a "Beta". Consider what it 
>> means to have Line-of-Sight at 38 GHz. Everything in the path becomes 
>> an obstacle, and even things close to the LOS path become an 
>> obstacle. If you use reflections and not LOS, then what you have is 
>> Multipath distortion, which is a serious detriment to radio 
>> communication, not an advantage. With less than a 1-mile practical 
>> range, the cost for equipment and towers could be astronomical. I 
>> wonder how receptive local governments will be to having large towers 
>> erected at many times the density of current cell towers...
>>
>> There's a lot of marketing hype on their website, most of which are 
>> just false claims. It will be interesting to see what the results of 
>> the Boston deployment are. I also wonder how he gets two radios 
>> placed in a home with a steerable phased-array antenna system for 
>> only $25. I would buy one for $25 just to take apart and experiment 
>> with. I would also like to see the cost for, say 200 Mbps, Internet 
>> service. If it is "orders of magnitude" cheaper, as the claims say, 
>> that would put it the monthly service at about $1 per month.
> ww.technologyreview.com/news/517466/military-considers-sharing-radar-frequencies-with-wireless-networks/
Gentlemen,,   This is an interesting website and demos some thoughts 
going  into this. At these frequencies phasing has different attributes 
and requires application of entirely different concepts in our 
thinking.  Still quite a way from infra red but approaches the concepts. 
I suspect the FCC will come up with some regulatory options.


Click on


www.technologyreview.com/news/517466/military-considers-sharing-radar-frequencies-with-wireless-networks/


Don KI4EFL










-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.lakelandarc.org/pipermail/cq-lakelandarc.org/attachments/20160128/cdc665da/attachment.html>