An orbital shark vacuum would solve everything, those things are beasts On Thu, Feb 25, 2021, 8:29 PM Chuck McCown via AF <[email protected]> wrote:
> Orbital sharks that shoot lasers from their eyes. > > Sent from my iPhone > > On Feb 25, 2021, at 7:20 PM, Robert <[email protected]> wrote: > > Way below geo orbit, and creating debris in geo orbit would be all > those operators up there idea of a disaster nightmare. I imagine a great > James Bond plot story would be Spectre putting something up there and > threatening to ruin that orbit for a ransom. > > On 2/25/21 5:50 PM, Brian Webster wrote: > > Well the US Navy proved they can enforce the parking rules back in 2008. > To quote Sheldon Cooper, “You’re in my spot” > > > > https://www.youtube.com/watch?v=6fuv72VM9q8 > > > > > > Thank you, > > Brian Webster > > www.wirelessmapping.com > > > > *From:* AF [mailto:[email protected] <[email protected]>] *On > Behalf Of *Steve Jones > *Sent:* Thursday, February 25, 2021 7:47 PM > *To:* AnimalFarm Microwave Users Group > *Subject:* Re: [AFMUG] Your Own Satellite Internet > > > > maybe they wrap your bird with tin foil like a space boot > > > > On Thu, Feb 25, 2021 at 6:28 PM Jason McKemie < > [email protected]> wrote: > > And where's the tow truck if you just take a spot? > > On Thursday, February 25, 2021, Steve Jones <[email protected]> > wrote: > > So if a nation is not recognized by the UN then they have free parking? > > > > On Thu, Feb 25, 2021, 5:52 PM Mark Radabaugh <[email protected]> wrote: > > ITU controls the slots: > https://alexsli.com/thespacebar/2017/7/the-international-telecommunications-union-orbital-satellite-parking-enforcement > > > > Mark > > > > On Feb 25, 2021, at 6:02 PM, Steve Jones <[email protected]> > wrote: > > > > Who controls the parking spots? And what if you just decide to put one > there? I'd like to have Elon dough where I could just get in a parking spot > fight in space for spite. I wonder if alec Baldwin is the enforcer, he just > punches you in the face if you take a spot. > > > > On Thu, Feb 25, 2021, 4:30 PM Brian Webster <[email protected]> > wrote: > > Matt, > > Looking at your post on Facebook, I think you have > misunderstood the Geostationary definition. There is only one orbit height > that rotates around the earth at the same speed as the Earth rotates and it > is located at the equator. That is called the Clarke Belt and it is 22,236 > miles above the earth. Your question about a Leo and it being Geostationary > are contradictions in terms. In the Clarke belt since it’s just one line of > “parking spots” around the earth (at the equator only), one does not just > set up their own. They are very coveted spots in the belt and only the > expensive birds reside there. At 22,236 miles above the earth, a Cambium > radio or similar device won’t have enough power to reach back to a CPE. In > addition to that and you will have high latency just like the current > geostationary satellite systems do. That radio signal has to travel 44,472 > miles, hence the latency people complain about. > > > > https://en.wikipedia.org/wiki/Geostationary_orbit > > > > > > Thank you, > > Brian Webster > > www.wirelessmapping.com > > > > *From:* AF [mailto:[email protected]] *On Behalf Of *Robert > *Sent:* Thursday, February 25, 2021 4:31 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Your Own Satellite Internet > > > > Yes, Look up the various "xxxxStats" that have been tethered at the > borders over the years with balloons for radar coverage of low flying > aircraft and the NOTAMS that are posted for them. They have a very large ( > relatively ) exclusion zone and you have to worry about said tethers > falling and doing damage on the way down. > > On 2/25/21 11:39 AM, Jason McKemie wrote: > > Those tethers would be a nightmare for aviation. > > > > On Thu, Feb 25, 2021 at 1:31 PM Brian Webster <[email protected]> > wrote: > > One also has to calculate the window that your satellite is visible on the > ground of your target service area based on the altitude you will have the > bird orbiting. Many times any of the Amateur radio satellites only have a > 10 or 15 minute window of visibility a few times a day. For 24/7 internet > service you need to have many orbital object/satellites such that when one > move out of view another is there for the handoff. The lower orbit you > have, the smaller window you have. So a LEO small footprint coverage is > still going to take a lot of satellites just to cover you small territory. > How many all depends on the area and altitude. Since your satellite is not > going to be in a stationary orbit, I am sure you need international > cooperation to file for all the orbits you need to just cover your small > footprint in the US because that orbit goes all the way around the earth > and has effect on others who might need a similar orbit. A good portion of > the time your satellite is flying through the sky for your local footprint, > it’s not going to be doing much of anything because it’s not visible to any > of your customers. Until we get some sort of tethered satellite solution > that is tied to the ground and centrifugal force hold the satellite in > place, these are the laws of physics one has to contend with. If someone > can invest a very lightweight tethering string of some sort that when it is > long enough the total weight of said string does not overcome the amount of > centrifugal force achieved at your desired height to allow the > radio/satellite to stay in place without needing to be an orbital object. > If that is invested and it also allows for transmission of adequate power > and data, that could be a real game changer. As far as I know 90,000 feet > of something to be a good tether weighs more than the force that could keep > the device flung out that far. > > > > *Error! Filename not specified.* > > > > Here is an animated version of this graphic > https://commons.wikimedia.org/wiki/File:Iridium_Coverage_Animation.gif > > > > If you want to get an idea of satellite visibilities and the number of > times per day you can view it, this program is a great satellite prediction > and tracking program http://gpredict.oz9aec.net/ > > *Error! Filename not specified.* > > > > Here is a short video that does a decent job of illustrating the > complexity of orbital mechanics one has to consider. Earth rotation, orbit > direction, power consideration if you want to be sun synchronous etc. > > https://www.youtube.com/watch?v=omv38sEBxk8&feature=emb_logo > > > > > > > > Thank you, > > Brian Webster > > www.wirelessmapping.com > > > > *From:* AF [mailto:[email protected]] *On Behalf Of *Carl Peterson > *Sent:* Thursday, February 25, 2021 1:43 PM > *To:* AnimalFarm Microwave Users Group > *Subject:* Re: [AFMUG] Your Own Satellite Internet > > > > As Adam points out, your satellite isn't just going to float there. It > needs a lot of speed. That speed would have it moving "past" you really > really fast until you got to about 26k miles up where it would remain still > relative to you. If you wanted it to float at 90k' you would need a > balloon or something like that but that's a loony idea. > > > > > > On Thu, Feb 25, 2021 at 12:34 PM Adam Moffett <[email protected]> wrote: > > I know a guy I could ask. > > On 2/25/2021 1:20 PM, Steve Jones wrote: > > can you get hot pockets on jail commissaries? > > > > > > On Thu, Feb 25, 2021 at 12:08 PM Adam Moffett <[email protected]> wrote: > > well....Aiming at thousand foot tower from close range customers we are > definitely sometimes more than 3 degrees up. Put me in jail I guess. > > > > On 2/25/2021 1:02 PM, Matt Hopkins wrote: > > If I recall correctly it is illegal to aim a 5GHz radio > 3° above the > horizon. > > > > On Thu, Feb 25, 2021 at 9:43 AM Matt Hoppes < > [email protected]> wrote: > > So here me out. I've been to low earth orbit (90,000 feet) with > equipment I can get in my basement/hardware store. I've beamed signals > back from 90,000 feet to a radio in my truck. > > I'm familiar with how AmSats work (although have not sent one up myself). > > What is preventing a WISP from putting together a solar powered GeoSync > satellite that has a few Cambium Spots on it to fully cover your > coverage area? > > Yes, you'd have capacity issues if you didn't plan it correctly, but is > there technically any reason I can't run a 5GHz link to a satellite? > Do you have to pay a "rental" fee to occupy a space in space to park > your bird? > > Yes, I realize there would be latency, but if you keep the throughput > there (something Hughes Doesn't Do), the experience wouldn't be half bad > for most things.. > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > > -- > > Carl Peterson > > *PORT NETWORKS* > > 401 E Pratt St, Ste 2553 > <https://www.google.com/maps/search/401+E+Pratt+St,+Ste+2553+Baltimore,+MD+21202?entry=gmail&source=g> > > Baltimore, MD 21202 > <https://www.google.com/maps/search/401+E+Pratt+St,+Ste+2553+Baltimore,+MD+21202?entry=gmail&source=g> > > (410) 637-3707 > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > <image001.gif><image002.jpg><image002.jpg>-- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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