I can say that Redline's AN80i 5.4Ghz units setup as a Bridge can use a 40Mhz channel with a theoretical speed of 108Mbps. Sector Controllers/APs utilize 20Mhz channels for up to 54Mbps.
Hope that helps. Nathan Stooke wrote: > Hello, > > I am glad I was wrong, I have been looking for a BH solution in the > 5.4 gHz range at the price range of Tranzeo. > > How much bandwidth can you push in the 5.4 range. Can it use 20mhz > cannels or 40 mhz or can you select that? > > Thanks > > > -----Original Message----- > From: Kurt Fankhauser [mailto:[email protected]] > Sent: Thursday, March 11, 2010 2:52 PM > To: [email protected]; 'WISPA General List' > Subject: RE: [WISPA] 5.4 legal ptp radios > > Just hooked up a Tranzeo link between two buildings using two TR-5A-24's. > These models did have the DFS built into them. I set the band to 5.4ghz and > there is no other channel selection available. The Tranzeo decides what > channel it will be on. And you do not have the ability to set Transmit Power > in the wireless configuration page anymore. > > This is how it works. When the AP radio boots up it starts listening on a > random channel. After 60 seconds of not hearing any of the 5.4ghz radar > signatures it will then start broadcasting its SSID and then the client will > connect. Its kind of annoying at fisrt cause you don't know if you have the > AP/Clients configured correctly until at least 60 seconds have gone by but I > have gotten used to it now. Now if it detects radar in the 60 second window > it will go to the next channel and start the process over again. If it goes > through all the channels and they all have radar present the radio will stop > searching for clean channels after 30 minutes and then start all over again. > > The link I set up was about 150 yards so the TR-5A-24's were overkill. But > the good thing is under the DFS configuration page you do have the ability > to turn your EIRP power down. The Tranzeo will not allow itself to have more > EIRP than 1 watt. It knows that it has a 24db antenna and will adjust the > radio accordingly. However you can force the power to be less than 1 watt > EIRP by setting the Transmit Power Control to MANUAL instead of AUTOMATIC. > The link between the two buildings has their Transmit Power Control set at > 10dBm which automatically turns the radio output power to -14db. So -14db > transmit power plus 24db antenna gain = 10dBm EIRP = 1/100th of a watt :) > > Even at 1/100th of a watt on this short of a link the signals are still at > -55db on each side. > > > > Kurt Fankhauser > WAVELINC > P.O. Box 126 > Bucyrus, OH 44820 > 419-562-6405 > www.wavelinc.com > > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Nathan Stooke > Sent: Thursday, March 11, 2010 1:06 PM > To: 'WISPA General List' > Subject: Re: [WISPA] 5.4 legal ptp radios > > Hello, > > As far as I know the Tranzeo TR-5A is not approved in the US. While > the radio can do it physically it does not have DFS and has not been > approved for use in the US. > > I hope I am wrong. Any have the FCC doc to show it is OK to use in > the US? I have not searched the FCC site for them. > > Thanks > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] On > Behalf Of Randy Cosby > Sent: Thursday, March 11, 2010 10:14 AM > To: WISPA General List > Subject: [WISPA] 5.4 legal ptp radios > > I'm trying to compile a list of options for FCC certified 5.4 ptp radios > for short backhaul links. Off the top of my head, I can remember: > > Tranzeo TR-5A > Trango TrangoLINK-45 > Radwin 2000 (has mimo as well) > Motorola PTP 100, 200, 300, 500, 600 > > Any others I'm not aware of? Sure would be nice to see more mimo/N > radios certified in 5.4. Anyone working through the approval process > (ligowave?). > > > -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: [email protected] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
