Interesting info.. So if we can use sector antenna which have 36/37/or 53 db of Front to back ratio, then these would be some serious kick ass antennas ?
Regards. 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] > From: "Sriram Chaturvedi" <[email protected]> > To: [email protected] > Sent: Tuesday, December 22, 2015 11:31:45 AM > Subject: Re: [AFMUG] F/B Video on Cambium forum > Hi Ken, > You are correct about ATPC taking care of equalizing the UL RSSI at the AP. > For downlink, as long as the antenna has good F/B ratio (32 dB like you > indicated) and the back-to-back APs are set to the same Tx power, it should > help. But maintaining 32 dB F/B ratio throughout the beam-width of the antenna > can be a challenge. > Thanks, > Sriram > Join the Conversation > Cambium Networks Community Forum >> On Dec 22, 2015, at 10:14 AM, Ken Hohhof < [email protected] > wrote: >> It probably seems that F/B ratio doesn’t need explaining. The biggest hurdle >> is >> probably when WISPs start looking at third party antennas and other shiny >> objects (like price and antenna gain) distract them from looking for a F/B >> spec >> around 32 dB if they ever want to do frequency reuse. The main thing this >> video >> probably does is to focus on why F/B ratio is important, even with GPS sync. >> I would add that uplink interference can be worse because of varying >> distance to >> SMs. A near SM can blast through the backside of the sector and overwhelm the >> signal from a distant SM on the front side. ATPC can help with uplink >> interference by at least equalizing the received levels from near and far >> SMs, >> but ATPC typically doesn’t help with downlink interference. >> From: Sakid Ahmed >> Sent: Tuesday, December 22, 2015 9:51 AM >> To: [email protected] >> Subject: [AFMUG] F/B Video on Cambium forum >> Hello, >> We just uploaded a video about F/B ratio on our community forum. Curious to >> get >> some feedback from all the experts here. >> http://community.cambiumnetworks.com/t5/ePMP-1000/What-is-front-to-back-ratio/m-p/47820 >> Thanks >> Sakid >> Sakid Ahmed >> S [email protected] >> (M) 1-773-780-5226 Skype: Sakid.ahmed >> Join the Conversation >> Cambium Networks Community Forum >> From: Af < [email protected] > on behalf of Chuck McCown < >> [email protected] > >> Reply-To: " [email protected] " < [email protected] > >> Date: Tuesday, December 22, 2015 at 8:57 AM >> To: " [email protected] " < [email protected] > >> Subject: Re: [AFMUG] Cambium Headphone adapter >> Silly, you could have made it up in volume... >> From: Forrest Christian (List Account) >> Sent: Tuesday, December 22, 2015 3:24 AM >> To: af >> Subject: Re: [AFMUG] Cambium Headphone adapter >> I really wish I could find a custom cable manufacturer who I could have make >> these for me again. >> The company I was having make them kept raising the per piece prices and also >> the minimum order... then was shocked when I refused to order several years >> worth for twice what I was currently charging my customers. >> On Dec 21, 2015 4:17 PM, "George Skorup" < [email protected] > wrote: >>> That would need to be a 6p6c/rj12. You could easily buy that or anything >>> like >>> it, clip the rj plug off and crimp a new properly wired rj12 on it. >>> The best kits were the ones Forrest had made that were molded and are no >>> longer >>> made. And of course every freakin tech lost them. >>> On 12/21/2015 3:44 PM, Josh Reynolds wrote: >>>> Actually, this link may be better >>>> http://m.aliexpress.com/item/32284032088.html?adminSeq=220301292&productId=32284032088&productId=32284032088&shopNumber=1019232&productSubject=Free-Shipping-3-5MM-Phone-Headset-to-RJ9-RJ10-RJ22-Headset-Plug-Adapter-3-5MM-to&detailNewVersion=2&tracelog=wwwdetail2mobilesitedetail >>>> On Dec 21, 2015 3:36 PM, "Nate Burke" < [email protected] > wrote: >>>>> I didn't see it on the PDMNet website, I emailed them to ask. I"m pretty >>>>> sure >>>>> that although Monoprice has everything else, including completely >>>>> outfitting >>>>> your elementary school band, they don't have these adapters. >>>>> On 12/21/2015 3:22 PM, Josh Luthman wrote: >>>>>> SurplusWirelessGear and maybe PDMNet sell them ready to go, I believe. >>>>>> Josh Luthman >>>>>> Office: 937-552-2340 >>>>>> Direct: 937-552-2343 >>>>>> 1100 Wayne St >>>>>> Suite 1337 >>>>>> Troy, OH 45373 >>>>>> On Mon, Dec 21, 2015 at 4:05 PM, Josh Reynolds < [email protected] > >>>>>> wrote: >>>>>>> Probably monoprice. >>>>>>> Monoprice.com >>>>>>> On Dec 21, 2015 3:02 PM, "Nate Burke" < [email protected] > wrote: >>>>>>>> Does anybody sell the RJ14 to Headphone jack premade at a reasonable >>>>>>>> price, >>>>>>>> <$10? I used to have a pile of them, but I Can't find them now, and >>>>>>>> I'm too >>>>>>>> lazy to go get the components to make one. >>>>>>>> I think once upon a time, someone was selling a default plug and >>>>>>>> headphone >>>>>>>> adapter in a combo pack.
