Is that .... Worm with holes ? or Holes in Worms ? Confused :)
Faisal Imtiaz Snappy Internet & Telecom 7266 SW 48 Street Miami, FL 33155 Tel: 305 663 5518 x 232 Help-desk: (305)663-5518 Option 2 or Email: [email protected] ----- Original Message ----- > From: "Matt Hardy" <[email protected]> > To: [email protected] > Sent: Monday, May 4, 2015 9:08:44 PM > Subject: Re: [AFMUG] AF5 vs AF5X > Exactly :) > On Mon, May 4, 2015 at 8:09 PM, George Skorup (Cyber Broadcasting) < > [email protected] > wrote: > > Wormholes. > > > On 5/4/2015 7:03 PM, Bill Prince wrote: > > > > The short burst concept could work. In that case, longer links would be > > > better. How many bits(bytes) can you fit into a microsecond? At 10 miles, > > > transit time is a little over 53 microseconds. So both ends could start > > > transmitting at the same time, and if they shut up at 53 microseconds, > > > the > > > incoming would be in the clear. > > > > > > bp > > > > > > <part15sbs{at}gmail{dot}com> > > > > > > On 5/4/2015 4:51 PM, Ken Hohhof wrote: > > > > > > > But if I try to talk while you're talking, on the assumption that by > > > > the > > > > time > > > > you receive my transmission you will have stopped talking and can now > > > > listen, I have the additional problem that I can't talk because I'm > > > > listening. > > > > > > > > > > The only way I see this working is if we send in extremely short bursts > > > > no > > > > longer than the time the bits take to fly through the air. So we both > > > > send > > > > our tiny burst, and just as the first bits get to the other end, we > > > > both > > > > stop xmt and switch to rcv so we can grab the bits. Modify this to > > > > allow > > > > for > > > > OFDM cyclic prefix and delays due to multipath reflections, etc. > > > > > > > > > > -----Original Message----- From: Bill Prince > > > > > > > > > > Sent: Monday, May 04, 2015 6:42 PM > > > > > > > > > > To: [email protected] > > > > > > > > > > Subject: Re: [AFMUG] AF5 vs AF5X > > > > > > > > > > Think of the air in between as a storage device. > > > > > > > > > > bp > > > > > > > > > > <part15sbs{at}gmail{dot}com> > > > > > > > > > > On 5/4/2015 4:12 PM, Ken Hohhof wrote: > > > > > > > > > > > Ubiquiti claims to have that patent pending HDD mode where it figures > > > > > out > > > > > how > > > > > long the bits take to fly through the air. > > > > > > > > > > > > > > > I think of it as similar to road construction on one lane of a two > > > > > lane > > > > > road, > > > > > and somehow the flagger at one end will flip his sign from STOP to > > > > > SLOW > > > > > before the guy at the other end. I can't wrap my head around how that > > > > > works. > > > > > > > > > > > > > > > -----Original Message----- From: George Skorup (Cyber Broadcasting) > > > > > > > > > > > > > > > Sent: Monday, May 04, 2015 6:03 PM > > > > > > > > > > > > > > > To: [email protected] > > > > > > > > > > > > > > > Subject: Re: [AFMUG] AF5 vs AF5X > > > > > > > > > > > > > > > I have one AF5 up running FDD in the DFS band at 3.4 miles. We didn't > > > > > > > > > > > > > > > want to try to push an AF24 that far. RTT average is around 0.8ms, so > > > > > > > > > > > > > > > yes, like a licensed radio. > > > > > > > > > > > > > > > No idea about the AF5X, haven't bought any. But I'd guess latency > > > > > would > > > > > > > > > > > > > > > be similar to the AF5 or 24 in half-duplex mode, which is going to be > > > > > > > > > > > > > > > like 4-5ms. I have only done FDD though.. because it's moar better. > > > > > > > > > > > > > > > On 5/4/2015 5:53 PM, Ken Hohhof wrote: > > > > > > > > > > > > > > > > So I assume latency in FDD mode is sub millisecond like a licensed > > > > > > backhaul? > > > > > > > > > > > > > > > > > > > > > What's is latency like on the AF5X? Similar to a PTP600, a few > > > > > > milliseconds > > > > > > and very constant? > > > > > > > > > > > > > > > > > > > > > -----Original Message----- From: George Skorup (Cyber Broadcasting) > > > > > > > > > > > > > > > > > > > > > Sent: Monday, May 04, 2015 5:48 PM > > > > > > > > > > > > > > > > > > > > > To: [email protected] > > > > > > > > > > > > > > > > > > > > > Subject: Re: [AFMUG] AF5 vs AF5X > > > > > > > > > > > > > > > > > > > > > No FDD. Not 48 volt. Not 40+ watts. > > > > > > > > > > > > > > > > > > > > > On 5/4/2015 5:45 PM, Ken Hohhof wrote: > > > > > > > > > > > > > > > > > > > > > > Can someone point me to a concise explanation somewhere of the > > > > > > > difference > > > > > > > between AF5 and AF5X? Where you would use each, and what you give > > > > > > > up > > > > > > > with > > > > > > > the X in return for smaller, cheaper, lower power, and drop-in > > > > > > > replacement > > > > > > > for a Rocket? > > > > > > > > > > > > > > > > > > > > > > > > > > > > I know it doesn't have the built-in high isolation TX and RX > > > > > > > antennas, > > > > > > > and > > > > > > > doesn't do a gig of throughput. But I'm sure there's more to it. > > > > > > > It's > > > > > > > not > > > > > > > jumping out at me on the UBNT website. > > > > > > > > > > > > > > > > > > > > >
