No thanks, we've already got one.
On Mon, Oct 27, 2014 at 8:31 AM, Ty Featherling via Af <[email protected]> wrote: > What is the latency of an unladen swallow? > > -Ty > > On Mon, Oct 27, 2014 at 8:20 AM, Jaime Solorza via Af <[email protected]> > wrote: > >> What do you mean? African or European? >> >> Jaime Solorza >> On Oct 26, 2014 1:19 PM, "Chuck Macenski via Af" <[email protected]> wrote: >> >>> I would agree that, at the moment, OFDM techniques dominate the >>> discussion... >>> >>> On Sun, Oct 26, 2014 at 11:59 AM, Chuck McCown via Af <[email protected]> >>> wrote: >>> >>>> Yeahbut, it appears QAM has won? Yes? >>>> LTE doesn’t have much in common with CDMA anymore. >>>> >>>> *From:* Chuck Macenski via Af <[email protected]> >>>> *Sent:* Saturday, October 25, 2014 2:43 PM >>>> *To:* [email protected] >>>> *Subject:* Re: [AFMUG] Holy Grail >>>> >>>> Actually...CDMA techniques (PN modulation) re-channel a band based on >>>> time rather than frequency. In a multi point environment, this allows >>>> multiple people to share a frequency bandwidth in a not terribly >>>> inefficient way when all of the simultaneous communication paths are >>>> considered. >>>> >>>> On Sat, Oct 25, 2014 at 12:44 PM, Chuck McCown via Af <[email protected]> >>>> wrote: >>>> >>>>> Yeah, isochronous pseudorandom noise mod/demod techniques will pull >>>>> info from sewer. I think the deep space network uses some of those >>>>> techniques. But PN modulation does not help throughput. It wastes >>>>> bandwidth. >>>>> >>>>> Speed/interference immunity/narrow channels – pick one. >>>>> >>>>> *From:* Bill Prince via Af <[email protected]> >>>>> *Sent:* Saturday, October 25, 2014 11:27 AM >>>>> *To:* [email protected] >>>>> *Subject:* Re: [AFMUG] Holy Grail >>>>> >>>>> The holy grail would be the ability to modulate a signal and >>>>> receive it correctly in the face of withering interference. >>>>> >>>>> The GPS system accomplishes that through the technique of encoding the >>>>> data within "pseudo noise". The only problem being that GPS data is >>>>> relatively static compared to what we deal with. >>>>> >>>>> >>>>> bp >>>>> >>>>> On 10/25/2014 10:15 AM, Chuck McCown via Af wrote: >>>>> >>>>> I think folks without deep experience in either 1) operating a WISP >>>>> or 2)without deep experience in electrodynamics and modulation (99.999% of >>>>> the general population) somehow think that Moore’s Law applies to >>>>> wireless. >>>>> >>>>> The only way to scale this this stuff in a way approximating Moore’s >>>>> Law is to just keep adding cell/ap sites. >>>>> >>>>> I read a book back in 1990 that outlined this problem for the nascent >>>>> cell phone industry. The book is still spot on. >>>>> >>>>> *From:* Rory Conaway via Af <[email protected]> >>>>> *Sent:* Friday, October 24, 2014 11:41 PM >>>>> *To:* [email protected] >>>>> *Subject:* Re: [AFMUG] Holy Grail >>>>> >>>>> >>>>> Or looky, looky, AC PTMP MU-MIMO. Imagine what that would do for >>>>> White Space. >>>>> >>>>> >>>>> >>>>> Rory >>>>> >>>>> >>>>> >>>>> *From:* Af [mailto:[email protected] <[email protected]>] *On >>>>> Behalf Of *That One Guy via Af >>>>> *Sent:* Friday, October 24, 2014 10:22 PM >>>>> *To:* [email protected] >>>>> *Subject:* Re: [AFMUG] Holy Grail >>>>> >>>>> >>>>> >>>>> Sterling, thank you! I think you and me must be the only ones who can >>>>> see the elephant...... OH LOOKY LOOKY AC PTMP!! >>>>> >>>>> >>>>> >>>>> On Fri, Oct 24, 2014 at 9:09 PM, Sterling Jacobson via Af < >>>>> [email protected]> wrote: >>>>> >>>>> Is it just me, or is no one realizing that we are still not that far >>>>> from 2005 with wireless. >>>>> >>>>> >>>>> >>>>> Yes, we have 300-1Gbps capable radios. >>>>> >>>>> But they trade that for larger channel allocations and even more >>>>> signal to noise requirements. >>>>> >>>>> >>>>> >>>>> But the spectrum allocations haven’t changed enough to use these new >>>>> features to their fullest in a radio dense environment. >>>>> >>>>> >>>>> >>>>> When doing cost analysis in my area last year for wireless I realized >>>>> I had to forklift upgrade most of my network, and build towers out in a >>>>> half mile range. >>>>> >>>>> >>>>> >>>>> This was to get the 30Mbps plan rates to really work. >>>>> >>>>> >>>>> >>>>> The costs were skyrocketing because of all the towers and sectors. >>>>> >>>>> >>>>> >>>>> I think the real winners of late are still the rural and low density >>>>> wireless provider domains. >>>>> >>>>> They are the ones with clean enough spectrum to cost this >>>>> competitively. >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> *From:* Af [mailto:[email protected]] *On Behalf Of *Jaime Solorza >>>>> via Af >>>>> *Sent:* Friday, October 24, 2014 6:41 PM >>>>> *To:* Animal Farm >>>>> *Subject:* Re: [AFMUG] Holy Grail >>>>> >>>>> >>>>> >>>>> Bring out the Holy Grenade of Antioch... >>>>> >>>>> Jaime Solorza >>>>> >>>>> On Oct 24, 2014 5:56 PM, "Jayson Baker via Af" <[email protected]> wrote: >>>>> >>>>> Anyone else get this email? >>>>> >>>>> >>>>> >>>>> Anyone know what it is? >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> All parts should go together without forcing. You must remember that >>>>> the parts you are reassembling were disassembled by you. Therefore, if you >>>>> can't get them together again, there must be a reason. By all means, do >>>>> not >>>>> use a hammer. -- IBM maintenance manual, 1925 >>>>> >>>>> >>>>> >>>> >>> >>> >
