These look interesting. it's H/V, but it wouldn't take much of a modification to turn them into slant. http://www.lanbowan.com/ANT915D12C-DP.htm
On Wed, Oct 14, 2015 at 12:10 PM, Ken Hohhof <[email protected]> wrote: > I actually have a subdivision repeater using the old Trango 900, all the > subs are within 2 blocks with signals in the 40’s and 50’s. But the AP and > SU are all the 8x12 inch internal antenna versions with 60x60 beamwidth. > There is no way aesthetically that I can use either the 3 ft sector or the > x-pol yagi that Cambium is offering. I may have to try that ITElite panel, > not sure if the SM would like going inside the enclosure on the back. > > > *From:* That One Guy /sarcasm <[email protected]> > *Sent:* Wednesday, October 14, 2015 11:51 AM > *To:* [email protected] > *Subject:* Re: [AFMUG] PMP 450i 900 MHz SM > > maybe cambium could grow their market and produce a smart meter system to > preserve their existing market, actually turn their shrinking existing > market around > > On Wed, Oct 14, 2015 at 11:49 AM, George Skorup <[email protected]> wrote: > >> We're all H pol on our 900. Wasn't the old integrated SM was H pol as >> well? Nearly all of the SCADA stuff out there is V pol. >> >> Slant gets you 3dB from H or V polarized systems. That's not a whole lot >> of rejection. Like I said before, slant should get you better equalization >> on the two paths so that it's not constantly running MIMO-A. But if it's so >> noisy that you get maybe 10dB SNR, OK, so that'll be 1X MIMO-B, basically >> not any better than FSK. >> >> >> On 10/14/2015 11:24 AM, Daniel White wrote: >> >> I’m sure Matt will post in detail their reasoning for dual-slant next >> week, but to sum up it was to get rejection from V-Pol and H-Pol signals >> since the band is probably 100% linear polarized. >> >> >> >> I was shocked to hear Matt tell me though that many FSK customers are >> using Vertical Polarity. I thought everyone did Horizontal, but maybe that >> was just the way my WISP did it. >> >> >> >> Thank you, >> >> >> >> Daniel White >> >> <[email protected]>[email protected] >> >> Cell: +1 (303) 746-3590 >> >> Skype: danieldwhite >> Social: LinkedIn <http://www.linkedin.com/in/danielwhite84>: Twitter >> <https://twitter.com/DanielWhite84> >> >> >> >> *From:* Af [mailto:[email protected] <[email protected]>] *On >> Behalf Of *George Skorup >> *Sent:* Tuesday, October 13, 2015 3:49 PM >> *To:* [email protected] >> *Subject:* Re: [AFMUG] PMP 450i 900 MHz SM >> >> >> >> I would rather have the style we're used to: MCX to N-male pigtails >> coming out of the bottom of the case. However, if you saw their dual-slant >> yagi which has two RP-SMA connectors on it and a provision for mounting the >> SM to the back of it, I can see why they're coming out of the top. The >> folded dipoles do not have a radome. They will ice up and be worthless. >> Again, I would much rather have an integrated panel. >> >> Their choice to do dual-slant.. we'll see how that goes. Makes all >> existing antennas obsolete. I'm a little disappointed since it'll be 10x as >> hard to convert a 4x90 FSK site. >> >> The -6dB 65 degree sectors drive me nuts. There's 26MHz to play with and >> you can count on the top being trashed, then cordless phones and baby >> monitors all throughout. There's no way in hell we could ever use six >> sectors at a site. 90 degree sectors allows you to move around in the band >> a little bit. So I hope they come up with some 90's. >> >> On 10/13/2015 5:24 PM, Brian Sullivan wrote: >> >> Is the design of the module final? >> I'd rather see integrated cables or those pesky RF connectors underneath >> a cover to avoid water. >> Will Cambium be including RF cables with each SM? >> >> Also, the specs say 100M throughput in a 20MHz channel. What is the >> throughput running in 1x or 2x? >> >> >> 450 + ePMP love child. >> >> >> >> >> >> ------------------------------ >> [image: Avast logo] <https://www.avast.com/antivirus> >> >> This email has been checked for viruses by Avast antivirus software. >> www.avast.com <https://www.avast.com/antivirus> >> >> >> > > > -- > If you only see yourself as part of the team but you don't see your team > as part of yourself you have already failed as part of the team. >
